Sr Product Designer

📍 Job Overview

Job Title: Sr Product Designer

Company: Pirros

Location: Los Angeles, California, United States

Job Type: FULL_TIME

Category: Product Design / UX/UI

Date Posted: December 08, 2025

Experience Level: Mid-Senior Level (5-8+ years)

Remote Status: On-site

🚀 Role Summary

• This role is pivotal in shaping the future of Pirros' software, focusing on designing intuitive and efficient workflows for the Architecture, Engineering, and Construction (AEC) industry.

• The Senior Product Designer will deeply engage in understanding complex user journeys and translating them into robust, scalable design systems.

• A significant aspect of this role involves close collaboration with Product Managers and Engineers, fostering a co-creation environment from discovery through to delivery.

• The position requires a strong emphasis on rapid prototyping, user testing, and iterative design to validate solutions and de-risk development before engineering commitment.

• The role is central to building an AI-first product, integrating intelligent features seamlessly into user workflows to enhance usability and efficiency.

📝 Enhancement Note: The job title "Sr Product Designer" is typical for a mid to senior-level individual contributor role responsible for leading design efforts on significant product areas. The AI-derived experience level of 5-10 years aligns with this, and the emphasis on partnership with Product and Engineering suggests a collaborative yet autonomous role within the product development lifecycle.

📈 Primary Responsibilities

• Partner with Product Management to meticulously map end-to-end workflows, encompassing Quality Assurance/Quality Control (QA/QC), project operations, and cross-functional collaboration within AEC firms.

• Translate complex workflow requirements into intuitive information architectures, interaction patterns, and user flows designed for deep, repeatable, and scalable adoption.

• Take ownership of User Experience (UX) for core product modules, guiding them from initial concept ideation through detailed design specifications and providing ongoing support during the implementation phase.

• Actively participate in customer calls, discovery sessions, and workflow deep dives to gain a profound understanding of current industry practices and pain points within the AEC sector.

• Transform user feedback and observational insights into actionable design hypotheses, low-fidelity wireframes, interactive prototypes, and user-validated experiments.

• Collaborate intensely with Product Managers during problem definition, concept exploration, and the refinement of user journeys to ensure alignment with business objectives and user needs.

• Leverage rapid prototyping (low-fi wireframes, interactive prototypes, rapid iterations) as a primary tool for exploring design options, validating assumptions with users and internal stakeholders, and mitigating development risks.

• Work hand-in-hand with engineering teams to realistically scope designs, iterate based on technical constraints, and ensure the highest product quality during the delivery process.

• Contribute to the refinement and maintenance of design guidelines, patterns, and reusable components to ensure a cohesive and consistent product experience as the platform evolves.

• Design interfaces capable of handling complex, structured, and unstructured data (e.g., rules, model metadata, RFIs, issue tracking, historical data) without overwhelming the user.

• Apply systems thinking to understand how design decisions in one product area impact others, ensuring holistic product integrity.

• Explore and design user experiences for AI-powered features, such as intelligent summaries, predictive suggestions, and natural-language rule creation, ensuring they are contextually helpful and not intrusive.

📝 Enhancement Note: The responsibilities highlight a deep involvement in the product lifecycle, from strategic problem framing and user research to detailed interaction design and implementation support. The emphasis on "workflow & UX Design," "Product Collaboration," and "Complex UX & Data" indicates a role that is not just about visual polish but about solving intricate user problems within a specialized B2B SaaS context.

🎓 Skills & Qualifications

Education: Bachelor's degree in Design, Human-Computer Interaction (HCI), Computer Science, or a related field, or equivalent practical experience.

Experience: 5–8+ years of professional product design experience, with a strong preference for B2B SaaS environments, particularly those involving complex, multi-step workflows. Direct experience in vertical SaaS, data-intensive applications, or internal enterprise platforms is highly valued.

Required Skills:

• Proven expertise in Interaction Design, with a strong ability to conceptualize and design complex user flows, information architectures, and system logic.

• Advanced proficiency in UX Systems Thinking, enabling the design of interconnected product experiences and scalable design patterns.

• Demonstrated ability in rapid prototyping (e.g., using Figma, Sketch, Adobe XD) to quickly iterate on ideas, test hypotheses, and gather user feedback.

• Strong user-centered design principles and a deep understanding of user research methodologies and how to translate findings into actionable design solutions.

• Excellent collaboration and communication skills, with the ability to work effectively with Product Managers, Engineers, and stakeholders, providing and receiving constructive feedback.

• Experience in designing for multi-step, multi-persona workflows where information and tasks transition between different roles and systems.

• A clear bias for action and prototyping over prolonged theoretical debate, demonstrating the ability to move from ambiguity to clarity through iterative design.

• Skills in designing interfaces for complex and often unstructured data sets, ensuring usability and clarity.

Preferred Skills:

• Prior experience working within or adjacent to the Architecture, Engineering, and Construction (AEC) industry, or in related fields like construction tech or professional services.

• Familiarity with designing around data-heavy products, including analytics platforms, rules engines, workflow automation tools, and administrative consoles.

• Exposure to AI/LLM-powered UX patterns, understanding how to integrate summarization, suggestion, and natural language input features effectively and intuitively.

• Experience in an early-stage startup environment, demonstrating adaptability in balancing speed, quality, and operating with incomplete information.

• Understanding of design systems and experience contributing to their development and maintenance.

• Visual design skills to ensure a polished and consistent user interface, complementing strong UX foundations.

📝 Enhancement Note: The specified experience range (5-8+ years) points to a role that requires significant autonomy and the ability to lead design initiatives. The preference for B2B SaaS and complex workflows, along with the "nice-to-haves" like AEC experience and AI familiarity, indicates a specialized and challenging design environment. The portfolio requirement explicitly asks for complex product work, not just visual aesthetics.

📊 Process & Systems Portfolio Requirements

Portfolio Essentials:

• Showcase a minimum of 2-3 detailed case studies demonstrating end-to-end product design for complex B2B SaaS applications.

• Each case study must clearly articulate the problem space, your specific role and contributions, the design process undertaken (discovery, ideation, prototyping, testing, iteration), and the final solution.

• Evidence of systems thinking and the ability to design for complex, interconnected workflows and data structures should be prominent.

• Demonstrate your approach to user research, validation, and how you incorporated user feedback and data into design decisions.

Process Documentation:

• Portfolio entries should clearly document the user journey mapping and information architecture design steps taken for complex workflows.

• Include examples of how you translated ambiguous problem statements and discovery outputs into detailed UX and UI specifications.

• Showcase your methods for collaborating with Product Managers and Engineers, including how you managed scope, iterated with technical constraints, and ensured quality through delivery.

• Demonstrate your approach to designing for and managing structured and unstructured data within user interfaces.

• If applicable, include examples of how you considered or integrated AI-powered features into your designs, explaining the rationale and user benefit.

📝 Enhancement Note: The emphasis on "complex product work" and "workflows, edge cases, and tradeoffs" in the requirements strongly suggests that the portfolio review will be a critical component of the evaluation. The request for specific process documentation within the portfolio indicates a need for candidates to clearly articulate their design methodology and problem-solving approach, especially concerning complex B2B SaaS challenges.

💵 Compensation & Benefits

Salary Range: For a Senior Product Designer in Los Angeles, California, with 5-8+ years of experience in B2B SaaS and complex workflows, the estimated annual base salary range typically falls between $130,000 and $175,000. This estimate considers the high cost of living in Los Angeles, the specialized nature of the role (AEC industry focus, AI integration), and the company's growth stage and funding.

Benefits:

• Competitive Salary: Commensurate with experience and location.

• Stock Options: Opportunity to gain equity in a rapidly growing, venture-backed startup.

• Unlimited Paid Time Off (PTO): Encourages work-life balance and employee well-being.

• Comprehensive Health Benefits: Including medical, dental, and vision insurance.

• Professional Development: Opportunities to learn and grow within a dynamic startup environment.

• Impactful Work: Contribute directly to a product that is revolutionizing a significant industry.

Working Hours: Full-time (approximately 40 hours per week), with an expectation of flexibility to meet project deadlines and collaborate effectively with a growing team. The company culture emphasizes high trust and autonomy, suggesting that while standard hours apply, there is an understanding of the need for focused work periods.

📝 Enhancement Note: The salary range is an estimate based on industry benchmarks for Senior Product Designers in a high-cost-of-living area like Los Angeles, considering the specific requirements of B2B SaaS, complex workflows, and the AEC domain. The provided benefits (Stock Options, Unlimited PTO, Health Benefits) are directly extracted from the job description's "About Us" section.

🎯 Team & Company Context

🏢 Company Culture

Industry: Software / Technology, specifically focusing on the Architecture, Engineering, and Construction (AEC) industry. Pirros is developing a specialized B2B SaaS platform to manage design details, aiming to address a significant technological gap in a multi-trillion dollar sector.

Company Size: Pirros is a growing startup, indicated by phrases like "early-stage startup" in the "Nice-to-Haves" and "experienced builders and operators" in the "About Us" section. While specific employee count isn't given, it's likely between 20-100 employees based on the stage of growth (mentioning ~$5M ARR and 10% MoM revenue growth).

Founded: The founding date is not explicitly stated, but the company is described as having significant traction (275+ firms, 120% NRR, ~$5M ARR) and is backed by notable investors, suggesting it has been operating for a few years and is past the initial seed stage.

Team Structure:

• The Product Design team is integrated closely with Product Management and Engineering, suggesting a flat, collaborative structure where designers are involved from discovery to delivery.

• Engineers are described as collaborative and expecting design input on scope, architecture, and sequencing, indicating a strong cross-functional partnership.

Methodology:

• Data-Driven Decision Making: While not explicitly stated as a formal methodology, the emphasis on understanding customer workflows, using data from user feedback, and integrating AI suggests a data-informed approach to product development.

• Agile and Iterative Development: The focus on constant prototyping, testing, and iterating rather than waiting for perfect solutions points to an agile or lean development methodology.

• Workflow Deep Dives: The company actively engages in understanding the intricacies of user workflows, indicating a methodical approach to problem-solving within complex operational environments.

Company Website: pirros.com

📝 Enhancement Note: The company context emphasizes a startup environment with strong industry expertise from its founders. The culture appears to value deep collaboration, user-centricity, and a pragmatic, iterative approach to product development, especially for complex B2B SaaS solutions. The mention of AI-first and workflow-deep product development further defines their strategic direction.

📈 Career & Growth Analysis

Operations Career Level: This role is positioned as a Senior Product Designer, indicating an individual contributor role with significant responsibility and autonomy. It requires 5-8+ years of experience, suggesting the candidate is expected to lead design initiatives, mentor junior designers (if the team grows), and have a substantial impact on product strategy and execution. The focus is on deep problem-solving within complex B2B SaaS workflows.

Reporting Structure: While not explicitly stated, a Senior Product Designer typically reports to a Head of Product, Design Lead, or a VP of Product/Engineering in a startup of this size. The close partnership with Product Managers and Engineers implies a highly collaborative reporting dynamic rather than a rigid hierarchy.

Operations Impact: The Senior Product Designer will have a direct and significant impact on Pirros' success by:

• Shaping the core user experience of a product that aims to become the system of record for detail management in the AEC industry.

• Driving user adoption and retention through intuitive, efficient, and AI-enhanced workflows.

• Contributing to revenue growth by ensuring the product effectively solves critical pain points for design professionals, leading to increased customer acquisition and expansion (120% NRR mentioned).

Growth Opportunities:

• Leadership in Design: As Pirros grows, there's potential to become a lead designer for key product areas, mentor new designers, and help shape the future of the design team and its processes.

• Specialization: Opportunity to deepen expertise in designing for complex B2B SaaS, AI-driven features, and the specific intricacies of the AEC industry.

• Strategic Influence: Contribute to product roadmap decisions, influence the company's AI strategy, and play a key role in defining the user experience for a platform in a largely underserved market.

• Startup Growth: Experience scaling a product and a company from a significant ARR stage ($5M+) with strong revenue growth, offering valuable insights into high-growth startup operations.

📝 Enhancement Note: The "Sr" title, required experience, and emphasis on ownership and partnership clearly define this as a senior individual contributor role. The growth opportunities are framed around increasing design leadership, specialization within a niche but massive industry, and strategic influence within a high-growth startup.

🌐 Work Environment

Office Type: The job listing specifies "On-site" and is located in Los Angeles. This suggests a physical office environment where collaboration and in-person interaction are expected. The company culture, described as "high-trust, high-autonomy," likely extends to the office environment, fostering a productive yet flexible workspace.

Office Location(s): Los Angeles, California, United States. This places the role within a major tech hub with access to talent and industry connections.

Workspace Context:

• Collaborative Environment: The emphasis on designers working "very closely from discovery through delivery" with Product and Engineering indicates a highly collaborative workspace designed to facilitate frequent communication and co-creation.

• Tools and Technology: While specific office tools aren't listed, a design role in a tech startup will typically have access to modern design software (Figma, Sketch), prototyping tools, collaboration platforms (Slack, Notion), and relevant project management software. The company is "AI-first," suggesting that AI tools may also be integrated into the workflow or product.

• Team Interaction: Opportunities for direct interaction with product managers, engineers, founders, and potentially customers through calls and discovery sessions are inherent in the role's responsibilities. This fosters a dynamic and engaging work setting.

Work Schedule: The role is designated as FULL_TIME, with an AI-derived estimate of 40 working hours per week. Given the "high-trust, high-autonomy" culture and startup environment, there may be flexibility in daily schedules, but a commitment to project success and team collaboration is essential. The on-site requirement means adherence to office hours and team presence is expected.

📝 Enhancement Note: The "On-site" work arrangement in Los Angeles, combined with the startup's high-trust culture, implies a professional office setting that balances focused work with dynamic team collaboration. The environment is likely geared towards rapid iteration and close-knit cross-functional teamwork.

📄 Application & Portfolio Review Process

Interview Process:

1. Application & Portfolio Review: Initial screening based on resume and, critically, the submitted portfolio. The portfolio must showcase complex product work and detailed case studies of problem-solving.

2. Hiring Manager/Team Interview: Likely a discussion with the hiring manager (potentially a Head of Product or Design Lead) and/or key team members (PMs, Engineers) to assess technical skills, design thinking, collaboration style, and cultural fit. This stage will heavily involve discussing portfolio projects.

3. Design Challenge/Case Study Presentation: Candidates may be asked to complete a take-home design exercise or present a deep dive into one of their portfolio case studies. This assesses their ability to articulate their process, justify design decisions, and handle constructive feedback.

4. Final Interview(s): Conversations with founders or senior leadership to discuss strategic alignment, long-term vision, and final cultural fit.

Portfolio Review Tips:

• Focus on Complexity: Select case studies that clearly demonstrate your ability to tackle intricate B2B SaaS workflows, data challenges, and multi-persona user journeys. Avoid purely visual redesigns or marketing pages.

• Show Your Process: For each case study, clearly outline the problem, your specific role, the research and discovery phase, ideation techniques, prototyping methods used, user testing outcomes, and how you iterated based on feedback and technical constraints. Use diagrams, user flows, wireframes, and interactive prototypes to illustrate your thinking.

• Articulate Tradeoffs: Be prepared to discuss the decisions you made, the alternatives you considered, and the rationale behind your final design choices, especially concerning technical limitations, business goals, and user needs.

• Quantify Impact (If Possible): While difficult for design-only roles, if your work led to measurable improvements (e.g., increased task completion rate, reduced error rates, improved user satisfaction scores from specific metrics), highlight these.

• Tailor to Pirros: Understand Pirros' product (detail management for AEC) and its stated goals (AI-first, workflow-deep). Frame your experience and case studies to show how your skills are directly applicable to solving their specific challenges.

Challenge Preparation:

• Understand the Problem Space: Research Pirros' industry (AEC), common workflows (QA/QC, project operations), and the challenges of detail management.

• Embrace Iteration: If given a design challenge, demonstrate a process of rapid ideation, low-fidelity prototyping, and user validation, even if simulated. Show how you would arrive at a solution through iteration rather than a single perfect concept.

• Think Systems: Consider how your proposed solution fits into a larger product ecosystem and how it might interact with other features or data points.

• AI Integration: If the challenge allows or requires it, think about how AI could enhance the proposed solution in a meaningful and user-friendly way.

• Communicate Clearly: Be prepared to clearly articulate your thought process, design decisions, and rationale, especially when presenting your work or discussing tradeoffs.

📝 Enhancement Note: The emphasis on a portfolio showcasing "complex product work," "workflows, edge cases, and tradeoffs," and the need to "design for multi-step, multi-persona workflows" strongly indicates that the interview process will heavily scrutinize the candidate's problem-solving methodology and ability to handle sophisticated B2B SaaS design challenges. The "AI-first" product strategy suggests that understanding and integrating AI will be a key evaluation point.

🛠 Tools & Technology Stack

Primary Tools:

• Design & Prototyping: Figma (highly probable, industry standard for collaborative design), Sketch, Adobe XD. Candidates are expected to be proficient in at least one, with a preference for Figma due to its collaborative features.

• User Research & Testing Platforms: Tools like UserTesting.com, Maze, or internal methods for conducting user interviews and usability tests.

• Collaboration & Documentation: Slack (for real-time communication), Notion or Confluence (for documentation, design guidelines, and project management).

Analytics & Reporting:

• While not primary design tools, designers often interact with analytics platforms (e.g., Amplitude, Mixpanel, Google Analytics) to understand user behavior and inform design decisions.

CRM & Automation:

• Not directly relevant to the Senior Product Designer role's core responsibilities, but understanding how design impacts user adoption within CRM or automation workflows could be beneficial.

📝 Enhancement Note: While the job description doesn't explicitly list tools, the nature of a modern B2B SaaS design role in a startup context strongly implies the use of industry-standard design and collaboration software. Figma is almost certainly part of the stack given its prevalence. The "AI-first" approach suggests that familiarity with AI tools or platforms that integrate AI capabilities might also be relevant.

👥 Team Culture & Values

Operations Values:

• User-Centricity: Deeply understanding and prioritizing the needs and workflows of AEC professionals is paramount. This is demonstrated through customer calls, discovery sessions, and user feedback integration.

• Collaboration & Partnership: A high-trust, high-autonomy culture where Product, Design, and Engineering work extremely closely from discovery through delivery, involving engineers in scope and architecture discussions.

• Bias for Action & Iteration: Encouragement to prototype, test, and iterate rapidly rather than waiting for perfect solutions, valuing practical application and learning over theoretical debate.

• Systems Thinking: Designing not just isolated features but interconnected systems that consider the broader product impact and data flow.

• Impact & Problem Solving: A focus on solving real, tangible problems for users in a large, underserved industry, contributing to tangible product improvements and business growth.

Collaboration Style:

• Integrated Teams: Design is embedded within product teams, working directly alongside PMs and engineers on a daily basis.

• Open Feedback: The culture encourages giving and receiving feedback, essential for iterative design and product development.

• Cross-Functional Input: Engineers are expected to collaborate on design scope and architecture, and designers are expected to understand technical constraints.

• Prototyping as Communication: Using interactive prototypes as a primary means of communication and validation with both users and internal teams.

📝 Enhancement Note: The company culture is strongly characterized by collaboration, rapid iteration, and a deep focus on solving user problems within a specific industry. The "high-trust, high-autonomy" aspect suggests a mature startup environment where individuals are empowered to make decisions and drive outcomes.

⚡ Challenges & Growth Opportunities

Challenges:

• Designing for Complexity: The AEC industry's workflows are inherently complex, often involving structured and unstructured data, multiple stakeholders, and legacy processes. Designing intuitive interfaces for these intricate systems is a primary challenge.

• Balancing Speed and Quality: As a startup with strong growth metrics, there's a constant need to ship quickly while maintaining high product quality and a cohesive user experience.

• Integrating AI Effectively: Weaving AI-powered features into existing workflows in a way that is genuinely helpful, not overwhelming or gimmicky, requires careful design and user education.

• Evolving Product & Market: Pirros operates in a dynamic market and is continuously evolving its product. Designers must be adaptable and comfortable with ambiguity and change.

• Bridging Industry Gaps: Addressing the technological under-service in the AEC industry requires significant user education and demonstrating the value of new digital tools.

Learning & Development Opportunities:

• Deep Industry Expertise: Gain profound knowledge of the AEC industry's operational workflows, challenges, and technology adoption patterns.

• AI-Driven Design: Develop expertise in designing user experiences for cutting-edge AI/LLM features within a B2B context.

• Scalable Design Systems: Contribute to and evolve design systems and patterns that support rapid product growth and consistency.

• Startup Growth Dynamics: Understand the intricacies of scaling a product and a company in a high-growth environment, including Go-To-Market strategies and operational efficiency.

• Product Strategy Influence: Play a key role in shaping the product roadmap and influencing the strategic direction of an AI-first platform.

📝 Enhancement Note: The challenges are directly tied to the nature of the product and industry – complex B2B SaaS for AEC, AI integration, and startup growth. The learning opportunities focus on deepening specialized knowledge and gaining experience in high-growth environments.

💡 Interview Preparation

Strategy Questions:

• "Describe a time you had to design a complex workflow for a B2B SaaS product. What were the key challenges, how did you approach them, and what was the outcome?" (Focus on process, problem-solving, and impact.)

• "How do you collaborate with Product Managers and Engineers when designing features? Can you provide an example where you had to negotiate scope or iterate based on technical constraints?" (Assess collaboration, communication, and pragmatic design.)

• "Walk me through your process for handling ambiguous problem statements. How do you go from uncertainty to a clear design solution, and what role does prototyping play?" (Evaluate approach to ambiguity and iterative design.)

Company & Culture Questions:

• "What interests you most about Pirros and our mission to revolutionize detail management in the AEC industry?" (Assess genuine interest and alignment with company vision.)

• "How do you approach giving and receiving feedback, especially in a fast-paced startup environment with integrated teams?" (Evaluate cultural fit and collaboration style.)

Portfolio Presentation Strategy:

• Structure Your Narrative: For each case study, clearly define the problem, your role, the insights gained from research, the iterative design process, key decisions made (and why), and the final outcome/impact.

• Show, Don't Just Tell: Use visuals – wireframes, user flows, interactive prototypes, and final UI mockups – to illustrate your design thinking and solutions. Explain the context of each visual.

• Highlight Tradeoffs: Be prepared to discuss the compromises you made and why. This demonstrates maturity and a realistic understanding of product development constraints.

• Focus on Problem-Solving: Emphasize the user problems you solved and how your design decisions directly addressed them, rather than just showcasing aesthetic improvements.

• Engage Your Audience: Make it a conversation. Ask clarifying questions, invite feedback, and be ready to elaborate on specific aspects of your work.

📝 Enhancement Note: Interview questions will likely probe the candidate's ability to handle complex B2B workflows, their collaborative process with engineering and product, and their approach to AI integration within a specific industry context. Portfolio presentation is key, demanding a clear articulation of process, rationale, and problem-solving.

📌 Application Steps

To apply for this Senior Product Designer position:

• Submit your application through the provided link on Ashby.

• Tailor Your Resume: Highlight your experience in B2B SaaS, complex workflows, interaction design, UX systems thinking, and any relevant industry experience (AEC, construction tech). Quantify achievements where possible.

• Curate Your Portfolio: Select 2-3 of your strongest case studies that showcase complex product work, detailed problem-solving processes, and your ability to design for intricate workflows. Ensure each case study clearly outlines the problem, your role, your process (research, ideation, prototyping, iteration), and the outcomes.

• Prepare for Portfolio Discussion: Be ready to walk through your portfolio projects in detail, explaining your design decisions, the tradeoffs you made, and how you collaborated with cross-functional teams. Practice articulating your process concisely.

• Research Pirros: Understand their product, target market (AEC), mission, and stated goals (AI-first, workflow-deep). This will help you tailor your application and speak knowledgeably during interviews.

⚠️ Important Notice: This enhanced job description includes AI-generated insights and operations industry-standard assumptions. All details should be verified directly with the hiring organization before making application decisions.