Senior UI Developer - eCommerce

📍 Job Overview

Job Title: Senior UI Developer - eCommerce

Company: Avnet (Farnell)

Location: Bangalore, India

Job Type: FULL_TIME

Category: UI Development / Front-End Engineering (eCommerce Focus)

Date Posted: May 12, 2026

Experience Level: Senior (5-10 years implied)

Remote Status: On-site

🚀 Role Summary

• Lead the development of high-performance, responsive user interfaces for a global eCommerce platform using React and Node.js.

• Collaborate with cross-functional teams, including UX/UI designers, back-end engineers, and Product Owners, to translate business requirements into scalable technical solutions.

• Drive UI performance optimization, focusing on fast load times, smooth navigation, and a seamless customer experience across all devices.

• Mentor junior and mid-level developers, sharing expertise in React development, front-end architecture, and best practices within a dedicated Front-end Guild.

📝 Enhancement Note: The role is explicitly for a "Senior UI Developer" with a focus on "eCommerce," indicating a need for deep expertise in building and scaling complex online retail platforms. The emphasis on React, Node.js, and Apollo Client, along with performance optimization and mentorship, positions this as a lead individual contributor role with significant technical influence. The implied 5-10 years of experience aligns with typical senior-level expectations in UI development.

📈 Primary Responsibilities

• Spearhead the creation of highly interactive, user-friendly, and visually appealing applications using React and its ecosystem (TypeScript, Styled Components, Loadable Components).

• Collaborate closely with Business Analysts, Product Owners, UX/UI Designers, and Back-end Engineers to ensure a cohesive and seamless e-commerce experience from concept to deployment.

• Implement robust UI performance optimizations, including advanced techniques for caching (Akamai, internal layers), lazy loading, and code splitting, to ensure rapid load times and a responsive user experience.

• Integrate front-end components with RESTful and GraphQL APIs using Apollo Client, managing data fetching, state management, and mutations effectively with Node.js and Apollo Server.

• Champion and enforce software development best practices, including writing clean, maintainable code, implementing comprehensive automated testing (Jest), and conducting thorough code reviews.

• Mentor and guide junior and mid-level developers, fostering their growth in React development, front-end architecture, and established best practices.

• Actively participate in the internal Front-end Guild, sharing experiences, contributing to discussions on modern UI development, and driving innovation.

• Collaborate with back-end engineers to align front-end and back-end services, contributing to the overall architecture and performance optimization of the application stack.

• Stay abreast of the latest advancements in front-end technologies, particularly within the React ecosystem and emerging eCommerce trends, to continuously improve platform capabilities.

📝 Enhancement Note: The responsibilities clearly outline a senior-level expectation for technical leadership, mentorship, and strategic contribution to the eCommerce platform's architecture and performance. The specific mention of Akamai caching and internal caching layers highlights a critical area of focus for performance optimization in a large-scale eCommerce context.

🎓 Skills & Qualifications

Education: While no specific degree is mandated, a Bachelor's degree in Computer Science, Engineering, or a related field is typically expected for senior roles. Equivalent practical experience will also be considered.

Experience: Proven experience as a Front-End or UI Developer, with a strong track record of delivering complex web applications. Demonstrated experience in a senior capacity or the ability to perform at a senior level is essential. A minimum of 5 years of hands-on experience in relevant technologies is implied by the "Senior" title and the depth of responsibilities.

Required Skills:

• Deep expertise in ReactJS and its core principles, including hooks, context API, and component lifecycle.

• Proficiency in TypeScript for building robust and maintainable front-end applications.

• Extensive experience with Apollo Client for efficient GraphQL data fetching, state management, and mutation handling.

• Strong understanding of Node.js and experience integrating front-end applications with back-end services and APIs.

• Expert-level knowledge of HTML5, CSS3, and modern JavaScript (ES6+).

• Proven experience with responsive design principles and implementation across various devices and screen sizes.

• Proficiency in front-end testing frameworks, specifically Jest, and experience with unit and integration testing.

• Solid understanding of Gitlab and adherence to GitFlow version control processes.

• Ability to translate design prototypes from Figma and Storybook into functional, high-quality user interfaces.

• Strong analytical and problem-solving skills with a user-centric approach to solution development.

Preferred Skills:

• Experience with Styled Components and Loadable Components for efficient styling and component management.

• Familiarity with Storybook for UI component development and documentation.

• Hands-on experience with Akamai caching or other Content Delivery Network (CDN) solutions.

• Familiarity with A/B testing tools, such as Adobe Target.

• Prior experience developing and scaling eCommerce platforms.

• Experience with Headless CMS solutions, such as Bloomreach, is beneficial.

• Previous experience working in an Agile/Scrum development environment.

📝 Enhancement Note: The "Required Skills" are directly derived from the job description's explicit mentions and the implied technical stack for an "eCommerce Senior UI Developer." The preferred skills expand on these, offering a clearer picture of what would make a candidate stand out, particularly in the context of large-scale eCommerce operations. The suggested education aligns with industry standards for senior engineering roles.

📊 Process & Systems Portfolio Requirements

Portfolio Essentials:

• Demonstrate a portfolio showcasing complex, user-centric UI development projects, with a strong emphasis on eCommerce applications.

• Include case studies that highlight your process for optimizing UI performance, detailing specific techniques used (e.g., code splitting, lazy loading, caching strategies) and the measurable impact on load times and user experience.

• Provide examples of how you have integrated front-end applications with back-end APIs (RESTful or GraphQL) and managed data effectively.

• Showcase projects where you have collaborated with UX/UI designers, translating Figma or Storybook designs into high-fidelity, functional interfaces.

Process Documentation:

• Document your approach to UI development workflows, from requirement gathering and design translation to implementation, testing, and deployment.

• Illustrate your process for performance analysis and optimization, including the tools and metrics used to identify bottlenecks and measure improvements.

• Detail your experience with version control processes (GitFlow) and code review practices, emphasizing how these contribute to code quality and team collaboration.

• Explain your methodology for integrating front-end components with various API types and managing state effectively within complex applications.

📝 Enhancement Note: For a Senior UI Developer role, especially in eCommerce, a portfolio is crucial. The emphasis is on demonstrating not just coding ability but also strategic thinking around performance, integration, and collaboration, which are key to successful large-scale platform development.

💵 Compensation & Benefits

Salary Range: For a Senior UI Developer in Bangalore, India, with 5-10 years of experience and expertise in React/TypeScript/Node.js/GraphQL, the estimated annual salary range would typically fall between ₹18,00,000 and ₹30,00,000 (approximately $21,500 - $36,000 USD, subject to exchange rate fluctuations). This estimate is based on industry benchmarks for senior-level software engineering roles in major Indian tech hubs, considering the specific technology stack and the demands of an eCommerce platform.

Benefits:

• Comprehensive health insurance coverage for employees and dependents.

• Retirement savings plan (e.g., Provident Fund contributions).

• Paid time off, including vacation days, sick leave, and public holidays.

• Opportunities for professional development, including access to training, conferences, and certifications relevant to front-end technologies and eCommerce.

• Employee assistance programs offering support for personal and professional well-being.

• Potential for performance-based bonuses or incentives.

• Access to Avnet's global employee discount programs.

Working Hours: The standard working hours for this full-time, on-site position in Bangalore are expected to be 40 hours per week, typically Monday to Friday. While flexibility may be offered, core business hours will likely be required to facilitate collaboration with global teams and ensure timely project delivery.

📝 Enhancement Note: Salary estimation for Bangalore, India, is based on common compensation data for senior software engineers. The benefits listed are standard for large, established tech companies like Avnet, with a focus on employee well-being, professional growth, and financial security, which are attractive to experienced operations professionals.

🎯 Team & Company Context

🏢 Company Culture

Industry: Avnet operates in the broad technology distribution sector, specifically through its Farnell brand, which focuses on electronic components and solutions for design, maintenance, and repair. This places it within the technology, electronics, and distribution industries, with a significant online/eCommerce presence. The eCommerce platform is critical for its business operations, impacting sales, customer engagement, and supply chain efficiency.

Company Size: Avnet is a large global corporation (implied by the scale of its operations and the job description). This suggests a structured environment with established processes, ample resources, and opportunities for large-scale impact. For operations professionals, this can mean working with sophisticated systems, cross-functional teams, and defined career paths.

Founded: Avnet was founded in 1926, indicating a long-standing history and stability in the technology distribution market. This longevity often translates to robust internal processes, a deep understanding of market dynamics, and a commitment to long-term strategic initiatives, including digital transformation and eCommerce excellence.

Team Structure:

• The UI development team is part of a larger engineering organization, likely structured to support the global eCommerce platform. It comprises senior developers, mid-level developers, and potentially junior developers, working in cross-functional Agile teams.

• The reporting structure likely involves a Lead UI Developer or Engineering Manager, with direct collaboration across Product Management, UX/UI Design, Back-end Engineering, and QA teams.

Methodology:

• Data analysis is crucial for optimizing eCommerce performance, with A/B testing (Adobe Target) and detailed performance metrics being key.

• Workflow planning and optimization are central to Agile development, with a focus on delivering small Agile changes to large strategic projects.

• Automation practices are implied through the need for automated testing (Jest) and efficient CI/CD pipelines, though not explicitly detailed.

Company Website: https://www.avnet.com/ (Note: The provided URL was for recruitment, this is the main company site)

📝 Enhancement Note: Contextualizing Avnet (Farnell) within the technology distribution and eCommerce space helps operations professionals understand the business drivers and operational complexities they might encounter. The company's size and history suggest a stable environment with opportunities for significant impact on a global scale.

📈 Career & Growth Analysis

Operations Career Level: This role is positioned as a Senior UI Developer, indicating a mid-to-senior career stage. It involves not only hands-on development but also technical leadership, mentorship, and contribution to architectural decisions. For operations professionals, this level typically signifies increased responsibility for project outcomes, process improvement, and team development.

Reporting Structure: The Senior UI Developer will likely report to an Engineering Manager or Lead UI Developer. They will work within cross-functional Agile teams, collaborating closely with Product Owners, UX/UI Designers, and Back-end Developers. This structure emphasizes a collaborative, project-driven environment rather than a rigid hierarchy.

Operations Impact: The UI development team's work directly impacts Avnet's global eCommerce platform, which is a critical revenue driver. By delivering high-performance, user-friendly interfaces, this role contributes to customer acquisition, conversion rates, customer satisfaction, and overall online sales performance. Optimizing the UI also reduces operational load by improving efficiency and user self-service.

Growth Opportunities:

• Technical Specialization: Deepen expertise in front-end architecture, specific JavaScript frameworks, performance optimization, or specialized areas like accessibility and web security within the eCommerce domain.

• Leadership Development: Progress into roles such as Tech Lead, Engineering Manager, or Architect, focusing on team leadership, strategic planning, and technical roadmap development.

• Cross-functional Exposure: Gain broader experience in related operational areas by working closely with Product Management, DevOps, and potentially data analytics teams to understand the end-to-end eCommerce ecosystem.

• Mentorship and Training: Continue to mentor junior developers and potentially lead initiatives within the Front-end Guild, solidifying leadership skills and contributing to organizational knowledge sharing.

📝 Enhancement Note: Analyzing the career trajectory for a Senior UI Developer in an eCommerce context highlights opportunities for both technical depth and leadership growth, crucial for operations professionals looking for long-term career development. The impact on revenue and customer experience is a key motivator for individuals in operations-focused roles.

🌐 Work Environment

Office Type: The job is listed as "On-site" with a "TELECOMMUTE" location type, which might imply a hybrid model or that the primary work location is a physical office, but remote work might be considered under specific circumstances or for limited days. However, given the explicit "On-site" nature and the focus on team collaboration, it's best to assume a primary in-office presence is required. The office environment at a large tech company like Avnet typically fosters collaboration and provides access to resources.

Office Location(s): The primary work location is Bangalore, India. This city is a major technology hub, offering a dynamic professional environment. Specific office details, such as amenities and accessibility, would need to be confirmed directly with the hiring team.

Workspace Context:

• The workspace is likely designed to promote collaboration, with open-plan areas, meeting rooms, and dedicated spaces for focused work. This environment supports the Agile methodology and frequent team interactions.

• Access to modern development tools, high-performance workstations, and robust network infrastructure is expected, crucial for efficient development and testing of large-scale applications.

• Opportunities for daily interaction with fellow UI developers, back-end engineers, UX/UI designers, and product teams are abundant, fostering a cohesive and productive team dynamic.

Work Schedule: The role is full-time, with an implied standard 40-hour work week. While core hours will be necessary for team synchronization, there may be some flexibility in start and end times, common in the tech industry, to accommodate personal needs and optimize productivity. This flexibility can be beneficial for operations professionals managing complex project timelines.

📝 Enhancement Note: Clarifying the "TELECOMMUTE" vs. "On-site" nuance is important. Assuming an on-site presence for collaboration aligns with the team-focused responsibilities. The description of a typical tech office environment in a hub like Bangalore provides a realistic picture for candidates.

📄 Application & Portfolio Review Process

Interview Process: The interview process for a Senior UI Developer role at an established company like Avnet typically involves multiple stages designed to assess technical skills, problem-solving abilities, cultural fit, and leadership potential.

• Initial Screening: A recruiter or hiring manager will conduct an initial phone screen to assess basic qualifications, experience, and salary expectations.

• Technical Interview(s): Expect one or more technical interviews focusing on core front-end concepts, React, TypeScript, Node.js, GraphQL, and performance optimization. This may include live coding exercises, whiteboarding challenges, and in-depth discussions on past projects.

• Portfolio Review / System Design: A dedicated session where you present your portfolio, focusing on specific case studies that demonstrate your problem-solving approach, technical decision-making, and impact on business goals. For a senior role, a system design component might be included, assessing your ability to architect scalable UI solutions.

• Team/Cultural Fit Interview: Discussions with potential team members and hiring managers to evaluate collaboration style, communication skills, mentorship approach, and alignment with company values.

• Final Interview: Potentially a final interview with senior leadership to confirm fit and discuss the role's strategic importance.

Portfolio Review Tips:

• Curate Select Projects: Choose 2-3 of your most impactful projects, preferably related to eCommerce or large-scale web applications, that best demonstrate your senior-level capabilities.

• Focus on Impact: For each project, clearly articulate the problem statement, your specific role and contributions, the technical challenges you overcame, the solutions you implemented, and the measurable business outcomes (e.g., improved conversion rates, reduced load times, enhanced user satisfaction).

• Detail Your Process: Explain your development methodology, including how you approached requirements, collaborated with designers and back-end teams, managed state, implemented caching and performance optimizations, and conducted testing.

• Code Quality: Be prepared to discuss code structure, design patterns, and testing strategies. If possible, provide access to well-documented code snippets or repositories.

• Storytelling: Frame your contributions as a narrative, highlighting your problem-solving journey and the value you delivered.

Challenge Preparation:

• Technical Deep Dive: Thoroughly review React, TypeScript, Node.js, GraphQL, Apollo Client, and performance optimization techniques. Practice coding challenges related to data fetching, state management, and component design.

• System Design Scenarios: Prepare for discussions on designing scalable and performant front-end architectures for complex applications like eCommerce platforms. Consider aspects like micro-frontends, state management strategies, API integrations, and caching layers.

• Behavioral Questions: Prepare examples using the STAR method (Situation, Task, Action, Result) to answer questions about leadership, mentorship, conflict resolution, collaboration, and handling challenging projects.

• Company Research: Understand Avnet's business, its eCommerce strategy, and the competitive landscape. Be ready to discuss how your skills can contribute to their specific goals.

📝 Enhancement Note: This section provides actionable advice for navigating the interview process, emphasizing the critical role of a well-prepared portfolio for a Senior UI Developer, especially in a complex domain like eCommerce. The focus on impact and process aligns with what hiring managers look for at this level.

🛠 Tools & Technology Stack

Primary Tools:

• ReactJS: The core JavaScript library for building user interfaces. Proficiency expected in component-based architecture, hooks, and the React ecosystem.

• TypeScript: Essential for building robust, scalable, and maintainable front-end applications, providing static typing and improved developer experience.

• Node.js: Used for back-end services and potentially for server-side rendering (SSR) or build processes. Understanding how to integrate front-end with Node.js APIs is key.

• Apollo Client: The primary tool for managing GraphQL data fetching, caching, and state management for the front-end.

• GraphQL (Apollo Server): Understanding GraphQL queries, mutations, and schemas, as well as how they are served by Apollo Server, is crucial for effective integration.

Analytics & Reporting:

• Jest: The standard for front-end unit and integration testing, ensuring code quality and reliability.

• Adobe Target: Used for A/B testing and personalization, requiring an understanding of how to implement and measure test variations within the UI.

• Performance Monitoring Tools: While not explicitly named, tools for monitoring load times, rendering performance, and identifying bottlenecks (e.g., browser dev tools, Lighthouse, potentially APM tools) are implied.

CRM & Automation:

• Gitlab: The version control system and DevOps platform used, including its GitFlow branching strategy.

• Figma: Design tool for translating UX/UI mockups into functional code.

• Storybook: A tool for developing, testing, and documenting UI components in isolation.

• Akamai (or other CDN): Key for front-door caching and performance optimization of static assets and API responses.

📝 Enhancement Note: This section details the specific technology stack mentioned in the job description. For operations professionals, understanding the tools used for development, testing, deployment, and performance management is vital to assess their fit and to prepare for technical discussions.

👥 Team Culture & Values

Operations Values:

• Customer-Centricity: A strong focus on delivering exceptional user experiences that drive customer satisfaction and conversion rates on the eCommerce platform.

• Technical Excellence: Commitment to writing high-quality, maintainable, and performant code, fostering a culture of continuous learning and improvement in front-end development.

• Collaboration & Mentorship: Emphasis on teamwork, knowledge sharing, and actively mentoring junior colleagues to elevate the entire development team's capabilities.

• Data-Driven Decision Making: Utilizing A/B testing, performance metrics, and user feedback to inform UI development choices and optimize the platform.

• Efficiency & Scalability: Prioritizing solutions that are not only functional but also scalable and efficient, capable of handling the demands of a global eCommerce business.

Collaboration Style:

• Cross-functional Integration: Seamless collaboration with Product, UX/UI, and Back-end teams is expected, ensuring alignment on requirements, design, and technical implementation.

• Agile Methodologies: Working within Agile/Scrum frameworks, involving frequent communication, iterative development, and regular feedback loops (e.g., show and tells).

• Knowledge Sharing: Active participation in the Front-end Guild allows for open discussion of challenges, sharing of best practices, and collective problem-solving among UI development professionals.

📝 Enhancement Note: Inferring company values and collaboration styles from the job description helps candidates understand the expected work environment and how their contributions will be perceived and valued within the operations and engineering teams. The emphasis on technical excellence and collaboration is typical for senior engineering roles.

⚡ Challenges & Growth Opportunities

Challenges:

• Scaling a Global eCommerce Platform: Ensuring the UI remains performant, scalable, and consistent across diverse geographical regions and user bases presents a significant technical challenge.

• Complex Caching Strategies: Managing multiple layers of caching (Akamai, internal) to balance performance with data freshness requires careful design and implementation.

• Integrating with Legacy & Modern Systems: Balancing the need for modern front-end development with potential integrations into existing or legacy back-end systems can be complex.

• Evolving Technology Landscape: Keeping pace with the rapid advancements in front-end technologies and ensuring the platform remains current and competitive.

Learning & Development Opportunities:

• Advanced React & GraphQL: Opportunity to deepen expertise in advanced React patterns, state management solutions, and complex GraphQL query optimization.

• Performance Engineering: Focus on mastering web performance optimization techniques for large-scale applications, including deep dives into caching, CDNs, and browser rendering.

• Technical Leadership: Develop leadership skills through mentorship, leading technical discussions, and contributing to architectural decisions.

• eCommerce Domain Expertise: Gain in-depth knowledge of eCommerce business processes, user journeys, and industry best practices.

• Industry Conferences & Training: Potential for sponsored attendance at leading front-end and eCommerce conferences or specialized training programs.

📝 Enhancement Note: Identifying potential challenges helps candidates prepare for the realities of the role and demonstrates foresight. Highlighting growth opportunities within the context of senior UI development in eCommerce provides a clear vision for career progression and skill enhancement.

💡 Interview Preparation

Strategy Questions:

• "Describe a complex UI performance issue you encountered on a large-scale eCommerce site. How did you diagnose it, and what steps did you take to resolve it? What was the impact?" (Focus on caching, lazy loading, code splitting, and measurable results).

• "How would you approach designing a new feature for our eCommerce platform that requires real-time data updates across multiple components? Discuss state management and API integration strategies." (Assess understanding of React state, Apollo Client, and GraphQL subscriptions/polling).

Company & Culture Questions:

• "Based on your understanding of Avnet's business and its eCommerce operations, what do you see as the biggest UI challenges or opportunities for Farnell?" (Demonstrates research and strategic thinking).

• "How do you approach mentoring junior developers? Can you share an example of how you've helped a team member improve their skills?" (Assesses leadership and team contribution).

Portfolio Presentation Strategy:

• Structure: Begin with a high-level overview of your career and the types of projects you excel at. Then, dive into 2-3 detailed case studies, ensuring each follows a clear problem-solution-impact narrative.

• Visuals: Use screenshots, diagrams, and potentially short video clips to illustrate your work. For performance cases, use before-and-after metric comparisons.

• Technical Depth: Be prepared to discuss architectural decisions, specific code implementations, trade-offs considered, and why certain technologies or approaches were chosen.

• Collaboration Focus: Highlight instances where you worked effectively with cross-functional teams and how your contributions facilitated their work.

• Conciseness: Allocate specific time slots for each project and stick to them. Be ready to answer questions rather than covering every single detail.

📝 Enhancement Note: Providing specific, role-relevant interview questions and portfolio presentation strategies offers practical guidance. The questions are designed to probe the candidate's experience with the core technologies and challenges mentioned in the job description, particularly those related to eCommerce operations and performance.

📌 Application Steps

To apply for this Senior UI Developer position:

• Submit your application through the provided Workday recruitment portal link.

• Resume Optimization: Tailor your resume to highlight your extensive experience with React, TypeScript, Node.js, Apollo Client, and GraphQL, specifically mentioning any eCommerce platform development or performance optimization achievements. Quantify your impact with metrics wherever possible.

• Portfolio Preparation: Curate a portfolio that showcases 2-3 of your most relevant and impactful projects. Focus on case studies detailing your process for UI development, performance optimization, API integration, and collaboration. Be prepared to discuss these in detail.

• Interview Practice: Prepare for technical interviews by reviewing core JavaScript, React, and GraphQL concepts. Practice coding exercises and system design scenarios related to large-scale web applications. Rehearse behavioral questions using the STAR method.

• Company Research: Thoroughly research Avnet, Farnell, and their eCommerce strategy. Understand their market position, target audience, and any recent technological initiatives. Be ready to articulate how your skills and experience align with their business objectives.

⚠️ 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.