Senior UI Developer - eCommerce

📍 Job Overview

Job Title: Senior UI Developer - eCommerce

Company: Avnet (Farnell)

Location: Bangalore, India

Job Type: Full-Time

Category: Front-End Development / eCommerce UI

Date Posted: May 15, 2026

Experience Level: 5-10 Years

Remote Status: Hybrid

🚀 Role Summary

• Lead the development of complex, responsive, and high-performance user interfaces for Avnet's global eCommerce platform, utilizing React and TypeScript.

• Drive the implementation of innovative UI solutions that enhance customer experience and support strategic business objectives within a large-scale digital environment.

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

• Mentor and guide junior and mid-level developers, fostering a culture of best practices in front-end development, code quality, and performance optimization.

• Actively participate in the internal Front-end Guild, contributing to the advancement of UI development standards and methodologies across the organization.

📝 Enhancement Note: This role is positioned as a Senior UI Developer within the eCommerce domain, indicating a need for deep expertise in front-end technologies, particularly React, and a strong understanding of the challenges and opportunities within online retail platforms. The emphasis on leading development, mentoring, and guild participation suggests a significant impact on team technical direction and process improvement.

📈 Primary Responsibilities

• Spearhead the design and development of scalable, visually appealing, and highly interactive user interfaces using React, TypeScript, and related modern front-end technologies.

• Optimize UI performance for fast load times and seamless navigation across all devices, including advanced techniques such as lazy loading, code splitting, and effective management of caching layers (Akamai, internal).

• Integrate front-end components with back-end services via RESTful and GraphQL APIs, utilizing Node.js, Apollo Server, and Apollo Client for efficient data fetching and state management.

• Translate Figma and Storybook prototypes into functional, high-quality user interfaces, ensuring a consistent and intuitive customer journey on the eCommerce platform.

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

• Mentor junior and mid-level UI developers, providing technical guidance, code feedback, and support for their professional growth within the team.

• Actively contribute to the Front-end Guild, sharing knowledge, exploring new technologies, and advocating for modern development approaches to enhance UI outcomes.

• Collaborate with back-end engineers to define and refine API contracts, ensuring efficient integration and contributing to the overall architecture and performance of the application stack.

• Stay abreast of emerging front-end technologies, industry trends in eCommerce, and advancements within the React ecosystem, proposing and implementing relevant innovations.

📝 Enhancement Note: The responsibilities highlight a blend of hands-on development, technical leadership, and strategic contribution. The emphasis on performance optimization, A/B testing (Adobe Target), and caching (Akamai) points to a critical role in ensuring the scalability and effectiveness of a high-traffic eCommerce site. The mention of GitFlow and GitLab indicates a structured development workflow.

🎓 Skills & Qualifications

Education:

Experience:

• 5-10 years of progressive experience in front-end or UI development, with a demonstrable track record in senior-level roles or equivalent leadership contributions.

Required Skills:

• ReactJS & TypeScript: Deep expertise in building modern, component-based user interfaces with React and strong proficiency in TypeScript for enhanced code quality and maintainability.

• Apollo Client & GraphQL: Extensive experience with Apollo Client for efficient data fetching, state management, and integration with GraphQL APIs.

• Node.js: Solid understanding of Node.js for back-end integration and potentially server-side rendering capabilities.

• HTML5, CSS3, JavaScript (ES6+): Advanced proficiency in core web technologies, including semantic HTML, modern CSS techniques (e.g., Styled Components), and advanced JavaScript features.

• Jest: Hands-on experience with Jest for unit and integration testing of front-end components and logic.

• Akamai Caching / CDN: Familiarity with CDN technologies and caching strategies, specifically Akamai, for optimizing front-end performance at the edge.

• Gitlab & GitFlow: Proficiency in using Gitlab for version control and adherence to the GitFlow branching strategy for collaborative development.

• Responsive Design: Expertise in creating fluid and adaptive user interfaces that provide an optimal experience across various devices and screen sizes.

• Agile/Scrum: Proven experience working effectively within Agile/Scrum development methodologies and participating in iterative development cycles.

Preferred Skills:

• Storybook: Experience using Storybook for developing, documenting, and testing UI components in isolation.

• Figma: Ability to translate designs and prototypes from Figma into functional front-end code.

• Adobe Target: Familiarity with A/B testing platforms like Adobe Target for optimizing user journeys and conversion rates.

• Headless CMS (e.g., Bloomreach): Experience integrating with Headless Content Management Systems for flexible content delivery in eCommerce.

• Loadable Components / Code Splitting: Practical experience implementing advanced performance optimization techniques.

• Styled Components: Proficiency in CSS-in-JS solutions like Styled Components for component-level styling.

📝 Enhancement Note: The required skills list is extensive and specific, emphasizing deep technical proficiency in the core stack (React, TypeScript, Node.js, GraphQL). The inclusion of Akamai, Jest, and Gitlab points to a structured and performance-conscious development environment. The preference for experience with Headless CMS and A/B testing further defines the eCommerce context.

📊 Process & Systems Portfolio Requirements

Portfolio Essentials:

• React/TypeScript Project Showcase: Demonstrate ownership of significant UI components or entire applications built with React and TypeScript, highlighting architectural decisions and problem-solving approaches.

• Performance Optimization Case Studies: Present specific examples of UI performance improvements achieved, detailing the challenges, methodologies used (e.g., lazy loading, code splitting, caching strategies), and quantifiable results (e.g., load time reduction, increased conversion rates).

• API Integration Examples: Showcase projects where you've effectively integrated front-end applications with RESTful or GraphQL APIs, illustrating your understanding of data fetching, state management (e.g., Apollo Client), and error handling.

• Test Coverage & Automation: Provide evidence of your commitment to quality through examples of automated testing (e.g., Jest unit tests, integration tests) within your projects, demonstrating robust test coverage and a focus on reliability.

Process Documentation:

• Workflow Design & Optimization: Document your approach to designing and optimizing front-end workflows, from initial requirement gathering and design translation to development, testing, and deployment, emphasizing efficiency and collaboration.

• Component Development Standards: Illustrate your process for developing reusable and maintainable UI components, including adherence to coding standards, documentation (e.g., Storybook), and accessibility best practices.

• Performance Analysis & Refinement: Detail your methodology for analyzing UI performance bottlenecks and implementing targeted optimizations, including the tools and metrics you leverage for continuous improvement.

• Cross-functional Collaboration Framework: Describe your process for effective collaboration with designers, back-end developers, and product managers, ensuring alignment and smooth integration of front-end work into the broader project lifecycle.

📝 Enhancement Note: For a senior role, a portfolio demonstrating not just technical skill but also strategic thinking in performance, testing, and collaboration is crucial. The emphasis on process documentation suggests the company values structured approaches to development and problem-solving, particularly in the context of a large-scale eCommerce platform.

💵 Compensation & Benefits

Salary Range:

Benefits:

• Comprehensive Health Insurance: Medical, dental, and vision coverage for employees and eligible dependents.

• Retirement Savings Plan: Contribution to provident funds or similar retirement schemes as per Indian regulations, potentially with company matching.

• Paid Time Off: Generous annual leave, sick leave, and public holidays.

• Professional Development: Opportunities for training, certifications, conference attendance, and access to learning resources to enhance technical skills.

• Performance Bonuses: Potential for annual performance-based bonuses tied to individual and company achievements.

• Employee Stock Purchase Plan (ESPP): Opportunity to purchase Avnet stock at a discounted rate.

• Flexible Work Arrangement: Hybrid work model allowing for a balance between remote work and in-office collaboration.

Working Hours:

• Standard full-time work hours are typically 40 hours per week. The hybrid work arrangement allows for flexibility in scheduling, with core hours expected for team collaboration and meetings, likely aligning with standard Indian business hours (e.g., 9:00 AM to 6:00 PM IST).

📝 Enhancement Note: Salary estimation is based on industry benchmarks for Senior UI Developers in Bangalore, India, factoring in the specified experience level and the technical stack. Benefits are aligned with common offerings for mid-to-large sized tech companies in India, with a focus on well-being, financial security, and professional growth.

🎯 Team & Company Context

🏢 Company Culture

Industry: Technology Distribution, Electronics Components, and Services (Avnet is a global distributor of electronic components, services, and solutions. Farnell, an Avnet company, specifically focuses on high-service distribution for electronic design, maintenance, and repair, with a significant eCommerce presence.)

Company Size: Avnet is a large enterprise, employing over 15,000 people globally. This scale suggests a structured environment with established processes, but also opportunities for significant impact due to the breadth of operations.

Founded: Avnet was founded in 1927, indicating a long-standing presence and stability in the technology sector. Farnell was founded in 1939.

Team Structure:

• UI Development Team: This role is part of a dedicated UI development team focused on Avnet's global eCommerce platform. It likely includes a mix of senior, mid-level, and potentially junior developers.

• Cross-functional Collaboration: The team operates within cross-functional groups that include Business Analysts (BAs), Product Owners, UX/UI Designers, back-end developers, and architects. This structure is typical for Agile development, ensuring all facets of a project are addressed.

• Reporting: The Senior UI Developer will likely report to a UI Development Lead or Engineering Manager, with close collaboration with Product Management and UX leadership.

Methodology:

• Agile/Scrum: The team works in small Agile changes and larger strategic projects, indicating a strong adherence to Agile methodologies, likely Scrum, with sprints, daily stand-ups, and regular reviews.

• Front-end Guild: Participation in a "Front-end Guild" signifies a commitment to continuous learning, knowledge sharing, and the establishment of best practices across multiple teams. This is a common practice in larger tech organizations to foster innovation and consistency.

• Data-Driven Development: The role's focus on performance optimization and A/B testing implies a data-driven approach to development, where decisions are informed by metrics and user behavior.

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

📝 Enhancement Note: Avnet's position as a large, established technology distributor provides a stable yet dynamic environment. The Farnell brand's focus on eCommerce means this role is central to a key business driver. The team structure reflects modern Agile practices, with a strong emphasis on collaboration and continuous improvement through the Front-end Guild.

📈 Career & Growth Analysis

Operations Career Level: Senior UI Developer. This level signifies a transition from individual contributor focused on execution to one that also involves technical leadership, mentorship, and influence on architectural decisions and best practices within the front-end domain. The role is expected to handle complex challenges independently and guide others.

Reporting Structure: The Senior UI Developer will report to a UI Development Manager or Lead. They will work closely with Product Owners, UX Designers, and back-end engineers in a highly collaborative, cross-functional team setting. This structure allows for direct impact on product development while providing clear lines of communication and guidance.

Operations Impact: This role has a direct and significant impact on the company's revenue and customer acquisition/retention through the optimization and enhancement of the global eCommerce platform. A high-performing, user-friendly interface is critical for driving sales, improving conversion rates, and ensuring customer satisfaction in the competitive online retail landscape. The Senior UI Developer's contributions directly influence the user's journey from discovery to purchase.

Growth Opportunities:

• Technical Specialization: Deepen expertise in specific areas of front-end development, such as performance optimization, accessibility, or advanced React patterns, potentially becoming a subject matter expert.

• Leadership Progression: Advance into roles like Lead UI Developer, UI Architect, or Engineering Manager, taking on greater responsibility for team direction, project strategy, and people management.

• Cross-functional Mobility: Develop a broader understanding of the eCommerce ecosystem, potentially moving into Product Management, Solutions Architecture, or other GTM-related technical roles.

• Mentorship & Training: Formalize mentorship activities and contribute to internal training programs, enhancing leadership and communication skills.

• Industry Exposure: Through the Front-end Guild and potential conference attendance, gain exposure to cutting-edge technologies and methodologies, staying at the forefront of front-end development.

📝 Enhancement Note: The Senior role implies a clear path for technical leadership and potential advancement into management or specialized architect roles. The impact on revenue through the eCommerce platform is substantial, making this a high-visibility position. The emphasis on mentorship and guild participation offers opportunities for developing leadership and influence.

🌐 Work Environment

Office Type: The role is designated as hybrid, indicating a mix of remote work and in-office presence. This suggests Avnet provides modern office facilities designed to support collaboration, team meetings, and focused work.

Office Location(s): The primary work location is Bangalore, India. This city is a major tech hub in India, offering access to a large talent pool and a vibrant technology ecosystem. Specific office details would be provided upon engagement.

Workspace Context:

• Collaborative Spaces: The office environment likely includes open-plan areas, meeting rooms equipped with AV technology, and potentially quiet zones for focused individual work, facilitating seamless interaction with team members and stakeholders.

• Technology & Tools: Access to high-performance development machines, necessary software licenses, and reliable internet connectivity are standard expectations for a role of this nature. The company likely provides a robust IT infrastructure to support the development team.

• Team Interaction: The hybrid model necessitates structured opportunities for team interaction, such as regular stand-ups, sprint reviews, and dedicated "show and tell" sessions, ensuring team cohesion and alignment despite distributed work.

Work Schedule:

• While the standard work week is 40 hours, the hybrid model and focus on Agile development imply a degree of flexibility. Core working hours will be established to ensure team availability for collaboration, with the understanding that effective task completion and project delivery are the primary goals.

📝 Enhancement Note: The hybrid nature of the role in Bangalore points to a modern work setup balancing flexibility with the need for in-person collaboration, critical for a senior technical role and a global eCommerce platform.

📄 Application & Portfolio Review Process

Interview Process:

• Initial Screening: A recruiter or HR representative will conduct an initial screening to assess basic qualifications, experience, and cultural fit. This may involve a brief call or questionnaire.

• Technical Assessment (Coding Challenge): Candidates will likely undergo a coding challenge, either take-home or live, focusing on React, TypeScript, and problem-solving relevant to eCommerce UI development. This might involve building a small component or solving a specific UI problem.

• Hiring Manager/Team Interview: A discussion with the hiring manager and potentially a few team members. This interview will delve deeper into technical expertise, project experience, leadership capabilities, and how you handle complex development scenarios.

• Portfolio Review & Presentation: A dedicated session where you present your portfolio, focusing on key projects that demonstrate your skills in React, performance optimization, and eCommerce challenges. Be prepared to discuss your design choices, technical rationale, and the impact of your work.

• Final Round / HR: A final discussion, potentially with senior leadership or HR, to confirm cultural alignment, discuss compensation, and finalize the offer.

Portfolio Review Tips:

• Curate Strategically: Select 2-4 of your strongest projects that best showcase your Senior UI Developer capabilities, particularly those with a focus on eCommerce, React, performance, and complex integrations.

• Quantify Impact: For each project, clearly articulate the problem you solved, your specific contributions, the technologies used, and, most importantly, the measurable business impact (e.g., improved conversion rates, reduced load times, enhanced user engagement). Use numbers and data wherever possible.

• Structure Your Presentation: For each project, follow a clear narrative: Problem -> Solution (your approach, technical details) -> Results (quantified impact) -> Learnings.

• Highlight Key Skills: Explicitly call out your proficiency in React, TypeScript, Apollo Client, GraphQL, Node.js, and performance optimization techniques. Demonstrate how you've applied these skills to solve real-world problems.

• Showcase Collaboration: If possible, include examples or discuss how you collaborated with designers, back-end developers, and product managers.

Challenge Preparation:

• Practice Coding Problems: Familiarize yourself with common front-end coding challenges, focusing on algorithms, data structures, and component design in React. Practice implementing responsive layouts and state management.

• Deep Dive into Technologies: Revisit core concepts of React, TypeScript, GraphQL, and Node.js. Understand their nuances and how they are applied in large-scale applications.

• eCommerce Scenarios: Think about common challenges in eCommerce UI development: product listing pages, product detail pages, checkout flows, performance on mobile, accessibility, and personalization.

• Performance Optimization: Be ready to discuss strategies for optimizing UI performance, including lazy loading, code splitting, caching mechanisms, image optimization, and efficient state management, as well as how to measure these improvements.

• Articulate Your Thought Process: During live coding or problem-solving sessions, clearly communicate your thought process, assumptions, and decision-making rationale.

📝 Enhancement Note: The interview process emphasizes both technical depth and practical application, with a strong focus on portfolio demonstration. Candidates should prepare to articulate their contributions and the business impact of their work, particularly within the eCommerce context. The portfolio review is a critical component for senior roles.

🛠 Tools & Technology Stack

Primary Tools:

• ReactJS: The core library for building user interfaces.

• TypeScript: For static typing, enhancing code quality and maintainability.

• Node.js: For server-side logic, API integration, and potentially SSR.

• Styled Components: A popular CSS-in-JS library for component-level styling.

• Jest: The primary framework for unit and integration testing.

• Storybook: For developing, documenting, and testing UI components in isolation.

• Gitlab: The version control system and CI/CD platform used by the team.

Analytics & Reporting:

• Apollo Client: For managing GraphQL data fetching and caching.

• Adobe Target: For A/B testing and personalization initiatives.

• Google Analytics / Similar: For tracking user behavior, traffic, and conversion metrics on the eCommerce platform (likely integrated).

• Dashboarding Tools (e.g., Tableau, Power BI, custom dashboards): For visualizing performance metrics and business KPIs.

CRM & Automation:

• Headless CMS (e.g., Bloomreach): For managing and delivering content flexibly across the eCommerce platform.

• Akamai: For CDN services, edge caching, and performance optimization.

• RESTful APIs / GraphQL APIs: The interfaces for communication between front-end and back-end services.

📝 Enhancement Note: The technology stack is modern and focused on performance and scalability, with a strong emphasis on the React ecosystem. The inclusion of Akamai, Adobe Target, and a Headless CMS highlights the specific requirements of an enterprise-level eCommerce platform.

👥 Team Culture & Values

Operations Values:

• Customer-Centricity: A strong focus on understanding and meeting customer needs to deliver exceptional online experiences that drive satisfaction and loyalty.

• Innovation & Continuous Improvement: Encouraging the exploration of new technologies and methodologies to constantly enhance the UI, performance, and development processes.

• Collaboration & Teamwork: Fostering an environment where team members work together effectively, share knowledge openly, and support each other's success.

• Quality & Excellence: A commitment to delivering high-quality, robust, and maintainable code, with a dedication to best practices in development and testing.

• Data-Driven Decision Making: Utilizing data and analytics to inform design choices, prioritize development efforts, and measure the impact of UI changes.

Collaboration Style:

• Cross-functional Integration: Working closely with UX designers to translate vision into reality, and with back-end engineers to ensure seamless API integrations and a cohesive application architecture.

• Agile Ceremonies: Active participation in daily stand-ups, sprint planning, reviews, and retrospectives to ensure alignment, address blockers, and continuously improve team processes.

• Knowledge Sharing: Proactive sharing of insights, best practices, and learnings through the Front-end Guild, code reviews, and informal discussions, promoting a collective growth mindset.

• Open Communication: Encouraging direct and constructive feedback, both giving and receiving, to foster a transparent and supportive working environment.

📝 Enhancement Note: The culture emphasizes a blend of technical excellence, customer focus, and collaborative spirit, typical of successful technology organizations. The explicit mention of the Front-end Guild reinforces a culture of shared learning and continuous improvement.

⚡ Challenges & Growth Opportunities

Challenges:

• Scaling a Global eCommerce Platform: Managing the complexities of a large-scale, high-traffic global eCommerce platform, ensuring performance, scalability, and consistency across different regions and user segments.

• Integrating Diverse Technologies: Effectively integrating various front-end technologies (React, TypeScript, Apollo Client) with a complex back-end infrastructure and third-party services (e.g., CDNs, CMS, analytics tools).

• Balancing Innovation with Stability: Keeping pace with rapidly evolving front-end technologies while maintaining the stability and reliability of a mission-critical eCommerce application.

• Mentoring and Technical Leadership: Stepping up to provide effective technical guidance and mentorship to a team of developers, balancing hands-on coding with leadership responsibilities.

Learning & Development Opportunities:

• Advanced React & Ecosystem Training: Opportunities to deepen expertise in advanced React patterns, state management solutions, performance profiling, and emerging libraries within the React ecosystem.

• eCommerce & Web Performance Certifications: Pursuing certifications or specialized training in web performance optimization, accessibility standards, or eCommerce best practices.

• Leadership and Mentorship Programs: Participating in internal leadership development programs or formal mentorship initiatives to hone skills in guiding teams and influencing technical direction.

• Exposure to Enterprise Architecture: Gaining insights into enterprise-level system architecture, cloud infrastructure, and integration patterns relevant to large-scale digital platforms.

📝 Enhancement Note: The challenges are typical for senior roles in large tech companies, focusing on scale, complexity, and leadership. The growth opportunities are aligned with advancing technical expertise and leadership capabilities within the front-end and eCommerce domains.

💡 Interview Preparation

Strategy Questions:

• "Describe a complex UI challenge you faced on a large-scale eCommerce platform and how you solved it. What was the impact?" (Focus on React, performance, API integration, and quantifiable results.)

• "How do you approach optimizing UI performance for an eCommerce site, considering factors like load times, rendering, and caching?" (Discuss Akamai, lazy loading, code splitting, and your methodology.)

• "Walk me through your process for translating a Figma design into a functional, responsive React component. What are the key considerations?" (Highlight collaboration with designers, component architecture, and testing.)

• "How do you mentor junior developers? Provide an example of how you've helped a team member improve their React skills or code quality." (Demonstrate leadership and communication.)

Company & Culture Questions:

• "What do you know about Avnet and Farnell, and why are you interested in working on our eCommerce platform?" (Research Avnet's business, Farnell's role, and articulate your alignment.)

• "How do you see yourself contributing to our Front-end Guild and fostering a culture of best practices?" (Discuss your proactive approach to knowledge sharing and mentorship.)

Portfolio Presentation Strategy:

• Focus on Impact: For each project, start with the business problem and end with the quantifiable results. Make the impact of your work clear and compelling.

• Technical Depth: Be prepared to dive deep into the technical details of your chosen projects. Explain your architectural decisions, the trade-offs you made, and why you chose specific technologies (e.g., Apollo Client for state management).

• Showcase Problem-Solving: Emphasize how you identified and solved complex technical challenges, particularly those related to performance, scalability, or user experience on an eCommerce site.

• Interactive Demonstration (if possible): If you have a live demo or a well-documented prototype, use it to showcase the functionality and user experience.

• Conciseness: Respect the time allotted for your presentation. Be organized and deliver your key messages efficiently.

📝 Enhancement Note: Preparation should focus on demonstrating senior-level problem-solving, technical leadership, and a clear understanding of eCommerce-specific challenges. Quantifiable results and a well-structured portfolio presentation are critical for success.

📌 Application Steps

To apply for this Senior UI Developer position:

• Submit your application: Navigate to the provided Careers link for Avnet and submit your resume and any requested supporting documents.

• Tailor your Resume: Ensure your resume clearly highlights your experience with React, TypeScript, Node.js, GraphQL, Apollo Client, performance optimization, and any relevant eCommerce projects. Use keywords from the job description.

• Prepare your Portfolio: Curate a selection of 2-4 key projects that best demonstrate your senior-level UI development skills, focusing on impact, technical depth, and problem-solving. Be ready to present these projects, quantifying your contributions and results.

• Research Avnet and Farnell: Understand the company's business, its role in technology distribution, and the significance of its eCommerce platform. This will help you tailor your responses and demonstrate genuine interest during interviews.

• Practice Interview Questions: Rehearse answers to common technical, behavioral, and situational interview questions, focusing on your experience with the required technologies and your approach to challenges relevant to this role.

⚠️ 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.

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