Dipto Karmakar

Senior Frontend Engineer with 10+ years of experience building scalable, high-performance React and TypeScript applications. Specialized in frontend architecture, design systems, and pixel-perfect UI implementation from Figma. Proven track record of reducing development time by 30% through reusable component libraries and improving user activation by 20% via high-quality UX.

Experienced in building real-time, data-intensive interfaces and operating in remote-first, cross-functional teams with full ownership from architecture to delivery. Extensive experience working with EU and US teams with consistent CET timezone overlap.

Senior Front End Engineer (Contract) at Myze (2025-03 – 2025-04)

• Led the development of a real-time tablet checkout interface using React and TypeScript, with multilingual support and integrated SumUp payments.
• Engineered real-time frontend systems using WebSockets for device pairing and live payment tracking, improving transparency and reducing customer wait times by ~40%.
• Built reusable, scalable UI components including tabbed product views, color picker inputs, and data-driven tables powered by GraphQL.
• Collaborated closely with backend engineers to define API contracts and ensure reliable real-time state synchronization in production environments.

Senior Front End Engineer (Full-time) at ProptechCore (2022-10 – 2025-02)

• Spearheaded the transformation of Figma design systems into reusable React component libraries, reducing UI development time by ~30%.
• Built pixel-perfect, production-grade B2B SaaS interfaces from Figma designs, ensuring precise design fidelity, accessibility, and performance across complex user flows.
• Designed and maintained a scalable component library aligned with a centralized design system, enabling faster iteration and consistent UI across teams.
• Owned and delivered key user onboarding and invitation flows, increasing activation rates by ~20%.
• Developed real-time, data-intensive dashboards for office energy monitoring, balancing UX clarity with performance and data accuracy.
• Worked autonomously in a remote-first environment, providing frontend architecture decisions, estimations, and cross-team technical feedback.

Senior Front End Engineer (Full-time) at Kiwibot (2021-08 – 2022-05)

• Led the refactor of a legacy console application into a scalable micro-frontend architecture using Nx, improving maintainability and enabling team growth.
• Independently applied a new brand and UI theme across the application without dedicated UI/UX support, ensuring visual consistency and improved usability.
• Implemented a real-time task notification system using WebSockets, doubling supervisor efficiency.
• Collaborated with backend and data teams, contributing supporting API work to unblock frontend delivery.

Full Stack Developer (Contract) at YouMeWho (2021-02 – 2021-05)

• Built a Chrome extension to auto-scrape and import merchandise, boosting client inventory management speed and improving revenue by 20%.
• Proposed and researched Facebook API integrations to support real-time social media marketing.

Full Stack Developer (Contract) at Chosenmasters (2020-09 – 2020-12)

• Developed the full UI for a music streaming platform supporting track uploads, merchandise sales, and social features (favorite, follow).
• Delivered e-commerce and audio streaming functionality, enabling artists to monetize and expand user base.

Back End Developer (Contract) at Anansi Skills (2019-12 – 2020-01)

• Designed and implemented a social-auth enabled role-based API with Swagger documentation.
• Deployed a Keras-based deep learning model in GCP for educational analytics.

Technical Support Engineer (Full-time) at Microverse (2019-06 – 2019-08)

• Led 400+ detailed code reviews in Ruby, Rails, JavaScript, and React for 50+ students, enhancing code quality and accelerating their learning progress through tailored 1:1 guidance.
• Mentored 20+ students to successful graduation, improving student retention and satisfaction by fostering technical growth and confidence.
• Contributed 20+ impactful Pull Requests to Microverse's software platform, driving feature enhancements and improving system stability and user experience.
• Managed and coached a team of 10+ part-time code reviewers, ensuring high standards and consistency that reduced review turnaround time by 15%.

B.Sc. in Computer Science - Partially completed (33cr) – United International University (2013 – 2014)