Product UX/UI Specialist (Product Launch Team)

📍 Job Overview

Job Title: Product UX/UI Specialist (Product Launch Team)

Company: Delasport

Location: Sofia, Bulgaria; Plovdiv, Bulgaria

Job Type: Full-Time

Category: Product Design, UX/UI Design

Date Posted: 2026-04-24

Experience Level: Senior (5+ years)

Remote Status: Hybrid

🚀 Role Summary

• This role is within a dynamic Product Launch Team focused on building new products from inception to maturity, emphasizing greenfield development and real ownership.

• The Product UX/UI Specialist will be instrumental in shaping player journeys and designing intuitive user experiences for both sportsbook and casino platforms within the iGaming sector.

• Key responsibilities include rapid prototyping, user research, and leveraging data analytics (funnels, heatmaps, behavior) to drive KPI-driven decisions and conversion optimization.

• The position requires a strong iGaming background and a deep understanding of player psychology to identify user friction, market gaps, and opportunities for new product features.

📝 Enhancement Note: While the job title is "Product UX/UI Specialist," the description strongly suggests a focus on the product side of UX/UI, emphasizing outcomes, conversion, and business impact over purely aesthetic design. The "Product Launch Team" context indicates a fast-paced, agile environment focused on new product development. The role sits within the broader GTM (Go-To-Market) strategy through its focus on product success and player acquisition/retention.

📈 Primary Responsibilities

• Define and execute the UX direction for brand-new products and early-stage features within the iGaming platform.

• Architect clear, conversion-driven player flows across both sportsbook and casino user journeys to maximize engagement and retention.

• Develop wireframes and prototypes for rapid validation, user testing, and data-informed decision-making aligned with key performance indicators (KPIs).

• Lead product discovery initiatives, including identifying user friction points, analyzing market gaps, and uncovering new product opportunities.

• Utilize user behavior data, including funnels, heatmaps, and analytics, to guide product prioritization, iteration, and optimization strategies.

• Foster close cross-functional collaboration with Product Management, Engineering, QA, and Product Analysts to ensure cohesive product development and successful launches.

• Design and implement A/B test variants to continuously optimize for increased Lifetime Value (LTV), engagement, and conversion rates.

• Translate complex user needs and business requirements into intuitive and effective user interface designs.

• Contribute to the overall product strategy by providing user-centric insights and design recommendations.

📝 Enhancement Note: The responsibilities highlight a proactive, data-driven approach to design, directly linking UX/UI efforts to business outcomes like conversion, LTV, and engagement. This is typical for roles within product teams focused on growth and revenue.

🎓 Skills & Qualifications

Education:

Experience:

• Minimum of 5+ years of experience as a Senior UX/UI Designer or in a similar product design role, with a proven track record of shipping successful digital products.

• Significant experience within the iGaming industry is a strong requirement.

Required Skills:

• Senior-level UX/UI Design: Expertise in user-centered design principles, interaction design, and visual design.

• Wireframing & Prototyping: Proficiency in creating low-fidelity wireframes and high-fidelity interactive prototypes using tools like Figma, Sketch, Adobe XD, InVision, etc.

• User Research & Analysis: Ability to conduct user interviews, usability testing, analyze user behavior data (funnels, heatmaps), and translate findings into actionable design improvements.

• Data-Driven Design: Competence in using data to inform design decisions, measure success, and drive KPI-driven optimization, including A/B testing.

• iGaming Domain Expertise: Deep understanding of the iGaming landscape, including sportsbook and casino platforms, and their unique user journeys and player psychology.

• Cross-functional Collaboration: Proven ability to work effectively with Product Managers, Engineers, QA, and other stakeholders in a fast-paced environment.

• Product Strategy Acumen: Ability to think strategically about product direction, user needs, and business objectives.

Preferred Skills:

• Conversion Rate Optimization (CRO): Experience specifically in optimizing for conversion, LTV, and engagement metrics.

• User Journey Mapping: Skill in mapping out complex user flows and identifying key touchpoints for improvement.

• Agile/Scrum Methodologies: Familiarity with agile development processes and contributing to sprints.

• Visual Design Principles: Strong aesthetic sense and ability to create visually appealing interfaces that align with brand guidelines.

• Understanding of Player Psychology: In-depth knowledge of what motivates players in the iGaming space.

📝 Enhancement Note: The emphasis on "senior-level" and "5+ years" indicates the need for an experienced professional capable of independent work and strategic input. The "iGaming background" is a critical differentiator, suggesting that candidates without this specific industry experience may not be considered. The "product-driven UX mindset" is a key differentiator for this role, prioritizing outcomes over mere aesthetics.

📊 Process & Systems Portfolio Requirements

Portfolio Essentials:

• A robust design portfolio showcasing a minimum of 3-5 significant product design projects, with a strong emphasis on iGaming applications.

• Projects should demonstrate a clear user-centered design process, from initial research and conceptualization through to final UI and iterative improvements.

• For each project, clearly articulate the problem statement, the design process followed, the tools and methodologies used, and the outcomes achieved (quantified with metrics where possible).

• Showcase experience in rapid prototyping and user validation, with examples of how prototypes were used to test and refine concepts.

Process Documentation:

• Demonstrations of how you have mapped and optimized user journeys, particularly within complex digital platforms like sportsbooks or casinos.

• Evidence of creating wireframes and interactive prototypes that effectively communicate design intent and facilitate stakeholder alignment.

• Examples of user research methodologies employed and how insights were translated into design solutions.

• Documentation of experience in A/B testing design variants and analyzing results to drive conversion rate optimization (CRO).

• Showcasing collaboration with cross-functional teams (Product, Engineering, QA) to ensure seamless product development and launch.

📝 Enhancement Note: For a role focused on product launch and optimization, the portfolio is paramount. It needs to go beyond just showcasing visual design and demonstrate a strategic, data-informed, and outcome-oriented approach to UX/UI design within the iGaming context. The ability to articulate process and impact is crucial.

💵 Compensation & Benefits

Salary Range:

• Based on the senior-level experience (5+ years), the iGaming industry focus, and the hybrid work model in Sofia/Plovdiv, Bulgaria, a competitive salary range can be estimated. For a Senior UX/UI Specialist in the Bulgarian tech market, particularly within a high-demand sector like iGaming, the gross annual salary is likely to range from €30,000 to €55,000.

Benefits:

• Competitive Salary Package: Reflecting skills, dedication, and contributions.

• Annual Paid Leave: 21+ days per year for rest and recharge.

• Performance-Based Bonuses: Annual bonuses linked to individual and company performance.

• Special Vouchers: For birthdays and the arrival of a new child.

• Health Insurance: Comprehensive coverage, including dental care.

• Multisport/Coolfit Card: Co-funded for active lifestyle support.

• Employee Discounts: Available at various retailers.

• Public Transportation Allowance: Monthly allowance for commuting.

• Office Amenities: PlayStation and Pool Area for relaxation and breaks.

• Happy Hour Fridays: Regular social events with snacks and activities.

• Multicultural Days: Celebrations of diversity and international cultures.

• On-site Massages: Weekly free recreational massages.

• Chess Lessons: For strategic thinking development.

• Sports & Football Team: Opportunities for participation in sports events.

• Bulgarian Language Lessons: Classes for foreigners to aid integration.

• Office Library: Access to technical literature for continuous learning.

Working Hours:

• Standard full-time working hours, likely around 40 hours per week. The hybrid model suggests a flexible arrangement with a combination of remote and in-office work.

📝 Enhancement Note: The provided benefits are extensive and point to a company that invests in employee well-being and engagement. The salary estimate is based on industry benchmarks for senior tech roles in Bulgaria, with a premium for specialized iGaming experience. The hybrid nature of the role is a significant benefit for work-life balance.

🎯 Team & Company Context

🏢 Company Culture

Industry: Technology, specifically iGaming Software Development. Delasport is a major player in providing platform development, player account management, and integrated solutions for the online betting and gaming industry.

Company Size: Over 500 employees, indicating a well-established and significant organization with multiple departments and a robust operational structure.

Founded: 2010. With over a decade of experience, Delasport has built a reputation for excellence, stability, and success, evidenced by multiple international awards.

Team Structure:

• The role is part of the Product Launch Team, which operates with a distinct philosophy: building products from zero to hero, focusing on greenfield builds, and scaling them before handover to core teams. This implies a highly agile, focused, and entrepreneurial sub-team within the larger organization.

• This team likely consists of Product Managers, Engineers, UX/UI Specialists, and Product Analysts, all working in close proximity to develop and launch new products rapidly.

Methodology:

• Agile & Lean Principles: The team emphasizes moving fast, thinking lean, and executing with focus, suggesting an agile development methodology with short sprints and iterative releases.

• Data-Driven Decision Making: The use of funnels, heatmaps, and behavior analytics to guide prioritization and iteration is a core part of their approach.

• Outcome-Oriented Design: The focus is on delivering value and achieving KPIs rather than just aesthetic design.

• Cross-functional Collaboration: Close synergy between Product, Engineering, QA, and UX/UI is fundamental to their process.

Company Website: https://www.delasport.com/

📝 Enhancement Note: The description of the "Product Launch Team" is key. It's not a typical maintenance or feature enhancement team but a dedicated unit for building entirely new products. This suggests a culture of innovation, rapid iteration, and high ownership, which is attractive to experienced product professionals.

📈 Career & Growth Analysis

Operations Career Level:

Reporting Structure:

Operations Impact:

• The UX/UI Specialist has a direct impact on revenue and business success by:
  • Designing conversion-driven player journeys, directly influencing acquisition and retention rates.
  • Identifying and addressing user friction, reducing churn and improving customer satisfaction.
  • Optimizing LTV, engagement, and conversion through data-driven design and A/B testing.
  • Contributing to the discovery and development of new product opportunities that can drive significant market growth.

Growth Opportunities:

• Specialization: Deepen expertise within the iGaming sector, becoming a go-to specialist for player experience in sportsbook and casino products.

• Leadership: Potential to mentor junior designers, lead design initiatives within new product launches, or transition into a Lead UX/UI Designer role.

• Product Strategy: Influence product direction and roadmap through strong user advocacy and data-backed design proposals.

• Cross-functional Mastery: Gain extensive experience working across Product, Engineering, and Analytics, potentially leading to roles in Product Management or GTM strategy.

• Company Growth: As Delasport continues to innovate and expand, opportunities for advancement within the broader organization are likely.

📝 Enhancement Note: The role offers significant growth potential beyond a standard UX/UI position due to its placement within a product launch team and the focus on direct business impact. Candidates seeking to influence product strategy and drive measurable results will find this appealing.

🌐 Work Environment

Office Type:

Office Location(s):

Workspace Context:

• Collaborative Environment: The emphasis on cross-functional collaboration suggests an open and interactive workspace designed to encourage communication and teamwork.

• Technology & Tools: Employees will have access to the necessary software and hardware for design, prototyping, and communication, including potentially high-end workstations and relevant design software. The company's tech stack will support agile development and data analysis.

• Team Interaction: Opportunities for regular interaction with colleagues through team meetings, project work, and social events (like Happy Hour Fridays). The presence of PlayStation and Pool Areas suggests a culture that values work-life balance and informal team bonding.

Work Schedule:

• Standard full-time role (approx. 40 hours/week) with a hybrid arrangement. This offers flexibility in balancing remote work with essential in-office days for team synergy and specific project needs. The specific in-office days would likely be determined by team needs and manager guidance.

📝 Enhancement Note: The hybrid model and central office locations are attractive for work-life balance and accessibility. The "PlayStation and Pool Area" and "Happy Hour Fridays" indicate a company culture that values employee well-being and social connection beyond just work output.

📄 Application & Portfolio Review Process

Interview Process:

• Initial Screening: A recruiter or hiring manager will review applications and conduct an initial screening call to assess basic qualifications, experience, and cultural fit.

• Portfolio Presentation: Candidates will likely be asked to present their portfolio, focusing on 1-2 key projects relevant to iGaming, product launch, or conversion optimization. Be prepared to walk through your design process, decision-making, and the impact of your work.

• Technical/Design Interview: This may involve a practical design exercise (e.g., a short challenge to design a specific feature or flow) or in-depth discussions about UX/UI principles, tools, and methodologies. Expect questions on how you approach user research, prototyping, and data analysis.

• Cross-functional Interviews: Meetings with Product Managers, Engineers, and potentially other designers to assess collaboration skills, communication style, and how you integrate with different disciplines.

• Final Interview: Potentially with a senior leader (e.g., Head of Product, VP of Engineering) to discuss strategic alignment, long-term vision, and overall fit.

Portfolio Review Tips:

• Curate Strategically: Select projects that best showcase your iGaming experience, product-driven mindset, and success in improving conversion or engagement. Prioritize quality over quantity.

• Tell a Story: For each project, frame it as a narrative: the problem, your approach, the challenges, your solutions, and the measurable results. Quantify impact wherever possible.

• Highlight Process: Clearly articulate your design process, emphasizing user research, iterative design, prototyping, and data utilization.

• Showcase Tools: Be ready to discuss your proficiency with specific design and prototyping tools (Figma, Sketch, Adobe XD, etc.) and analytics platforms.

• Focus on Outcomes: Emphasize how your designs solved user problems and achieved business objectives (e.g., increased conversion rates, improved user satisfaction scores, higher LTV).

Challenge Preparation:

• Understand the Context: If given a design challenge, quickly grasp the core problem and business goals. Ask clarifying questions.

• Think Aloud: For timed challenges, articulate your thought process. Discuss assumptions, trade-offs, and potential solutions.

• Prioritize: Focus on the most critical aspects of the problem. It's better to deliver a well-reasoned solution for a core part of the problem than a superficial solution for everything.

• User-Centricity: Always bring it back to the user. How does your proposed solution benefit the player?

• Business Alignment: Show that you understand how design impacts business goals like conversion and player retention.

📝 Enhancement Note: The interview process is likely to be thorough, assessing not only design skills but also strategic thinking, data literacy, and collaboration. A well-prepared portfolio presentation is crucial for success in this role. The emphasis on "KPI-driven decisions" and "conversion optimization" means candidates should be ready to discuss metrics and their impact.

🛠 Tools & Technology Stack

Primary Tools:

• UX/UI Design Software: Figma, Sketch, Adobe XD (expect proficiency in at least one, likely Figma given industry trends).

• Prototyping Tools: InVision, Figma, Adobe XD (for creating interactive prototypes).

• Wireframing Tools: Balsamiq, Miro, Figma, Sketch.

• Collaboration Tools: Jira, Confluence, Slack, Microsoft Teams (for project management and communication).

Analytics & Reporting:

• Web Analytics Platforms: Google Analytics, Adobe Analytics (for tracking user behavior, funnels, and conversions).

• Product Analytics Tools: Amplitude, Mixpanel (for in-depth user behavior analysis, cohort analysis, and event tracking).

• Heatmapping & Session Replay Tools: Hotjar, Crazy Egg, FullStory (to visualize user interaction and identify friction points).

CRM & Automation:

• While not directly a CRM role, understanding how user data flows from the front-end into CRM or CDP systems for segmentation and personalization might be beneficial.

📝 Enhancement Note: Proficiency in modern design and prototyping tools like Figma is almost certainly a requirement. Familiarity with product analytics and user behavior tracking tools is also essential, given the emphasis on data-driven design and optimization.

👥 Team Culture & Values

Operations Values:

• Product-Driven: A strong focus on delivering tangible product value and achieving business outcomes (KPIs, conversion, LTV) through design.

• Data-Informed: Decisions are guided by user behavior data, analytics, and A/B testing results.

• Agile & Iterative: Embraces a fast-paced, lean approach to development, with a willingness to iterate and adapt quickly.

• Collaborative: Values strong teamwork and open communication across Product, Engineering, and other departments.

• Ownership: Team members are empowered to take ownership of their work and drive projects from conception to completion.

• User-Centric: Deep empathy for the player and a commitment to creating intuitive, engaging, and satisfying user experiences.

Collaboration Style:

• Cross-functional Integration: The team operates with tight integration between design, product, and engineering, fostering a collaborative environment where ideas are shared freely, and feedback is actively sought and given.

• Agile Ceremonies: Participation in daily stand-ups, sprint planning, reviews, and retrospectives is expected to ensure alignment and continuous improvement.

• Open Communication: A culture that encourages direct and honest communication, with a focus on problem-solving and achieving collective goals.

📝 Enhancement Note: The culture appears to be highly dynamic and focused on results. Candidates who thrive in fast-paced, collaborative environments and are motivated by direct impact on product success will find this appealing. The emphasis on "greenfield builds" suggests a culture of innovation and empowerment.

⚡ Challenges & Growth Opportunities

Challenges:

• Fast-Paced Environment: The "move fast, think lean, execute with focus" mantra means the role demands agility, quick decision-making, and the ability to manage multiple priorities effectively.

• Greenfield Development Complexity: Building new products from scratch involves navigating ambiguity, defining foundational user experiences, and establishing best practices as you go.

• Balancing User Needs with Business Goals: Effectively translating player psychology and user needs into designs that also drive key business metrics (conversion, LTV) requires careful balancing.

• Data Interpretation: Synthesizing insights from various data sources (funnels, heatmaps, A/B tests) to inform design decisions can be complex.

• Cross-functional Alignment: Ensuring all stakeholders are aligned on design direction and product vision within a rapidly evolving product landscape.

Learning & Development Opportunities:

• Deep iGaming Expertise: Become a subject matter expert in UX/UI design for the iGaming industry, understanding player behavior and market trends.

• Product Launch Lifecycle Mastery: Gain hands-on experience with the entire product development lifecycle, from ideation and MVP to scaling and optimization.

• Advanced Analytics & CRO: Enhance skills in leveraging product analytics and conversion rate optimization techniques for data-driven design.

• Leadership & Mentorship: Potential to take on more responsibility, mentor junior team members, or lead design efforts for new product initiatives.

• Exposure to Modern Tech Stacks: Work with cutting-edge technologies and development methodologies common in fast-growing tech companies.

📝 Enhancement Note: This role offers a unique opportunity to work on new products at scale, which is a significant growth driver. The challenges are inherent to innovative product development, offering valuable learning experiences for ambitious professionals.

💡 Interview Preparation

Strategy Questions:

• "Describe a time you had to define the UX direction for a completely new product or feature. What was your process, and what were the key outcomes?" (Focus on process, user research, and data-driven decisions.)

• "How do you approach architecting conversion-driven player journeys for complex platforms like sportsbooks or casinos? Can you give an example?" (Highlight your understanding of user flows, optimization, and iGaming specifics.)

• "Walk us through a project where you used data (funnels, heatmaps, behavior analytics) to significantly improve a product's KPIs, such as conversion or LTV." (Prepare a case study with clear metrics and your role.)

• "How do you balance user needs with business objectives when designing for a competitive market like iGaming?" (Demonstrate strategic thinking and an outcome-oriented mindset.)

Company & Culture Questions:

• "What interests you about Delasport and our Product Launch Team specifically?" (Research the company, its awards, and the team's "greenfield" philosophy.)

• "How do you thrive in a fast-paced, agile environment? Provide an example of how you've adapted to rapid changes." (Highlight your flexibility and ability to execute under pressure.)

• "Describe your ideal cross-functional collaboration dynamic. How do you ensure effective communication with Product and Engineering teams?" (Emphasize your teamwork and communication skills.)

Portfolio Presentation Strategy:

• Select 1-2 iGaming Projects: Prioritize those that best demonstrate your end-to-end product design process, conversion optimization efforts, and understanding of player psychology.

• Structure Your Narrative: For each project, clearly outline:

  • The

Problem/Opportunity

• Your

Role & Responsibilities

• The

Target Audience/User

• Your Design Process (Research, Ideation, Wireframing, Prototyping, Testing)

• Key Design Decisions and their Rationale

• Data & Metrics Used for Validation/Optimization (e.g., Funnel drop-offs, A/B test results, user feedback)

• The Outcome/Impact (Quantify results! e.g., X% increase in conversion, Y% reduction in user friction)

• Showcase Iteration: Highlight how user feedback or data led to design changes.

• Be Prepared for Deep Dives: Anticipate questions about your specific contributions, design choices, and how you measured success.

📝 Enhancement Note: Preparation is key. Candidates should anticipate questions that probe their strategic thinking, data literacy, and ability to deliver measurable results in the iGaming context. A compelling portfolio presentation that tells a clear story of impact is critical.

📌 Application Steps

To apply for this Product UX/UI Specialist position:

• Submit your application through the provided link on the Greenhouse platform.

• Tailor Your Resume: Highlight your 5+ years of senior-level UX/UI experience, specifically mentioning your iGaming background, experience with product launch teams, and expertise in conversion optimization, user journey mapping, and data-driven design. Use keywords from the job description.

• Curate Your Portfolio: Ensure your portfolio prominently features iGaming projects and clearly articulates your design process, your role, and the measurable outcomes. Be ready to present 1-2 key projects in detail.

• Prepare for the Interview: Practice articulating your design process, decision-making rationale, and the impact of your work using specific examples. Be ready to discuss your experience with user research, prototyping, data analysis, and cross-functional collaboration.

• Research Delasport: Understand their products, market position, and company values to demonstrate genuine interest and cultural alignment.

⚠️ Important Notice: This enhanced job description includes AI-generated insights and industry-standard assumptions. All details should be verified directly with Delasport during the application and interview process.