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Sagar SawuckSS

Sagar Sawuck

Senior Fullstack developer | TypeScript | React

€600/day
Amsterdam, NL
8-15 years

Average response time: 24 hours

About Sagar

Senior Full-stack Developer with 10+ years of experience. I build digital products for people, crafting user experiences that are simple, engaging, and delightful. I'm a clean code advocate who believes great software comes from great teamwork — whether that's mentoring developers, collaborating with designers, or taking ownership.

Front-end specialist with full-stack capabilities (React, Next JS, Angular, API development, Node JS, Express, Fastify, Nest JS, Prisma)
Focused on user experience, engagement, and performance optimisation
→ Experience with design systems, component libraries, and scalable UI architecture
→ Curiosity & passion for lifelong learning, evolution, and innovation
→ Proven track record delivering complex, data-intensive projects autonomously and in teams
Clean code advocate, ensuring maintainability and developer productivity
→ Effective communicator who mentors teams and translates technical concepts to stakeholders
AI ready: Prompt engineering, AI coding assistance, Agents integration with Typescript (LLMs & RAG)

  • English

    Native or bilingual

  • French

    Fluent

  • Dutch

    Basic

  • Hindi

    Conversational

Can work on-site
Amsterdam (up to 50km)

Experience

  • Bol.com
    Lead Front-end Developer
    E-COMMERCE
    April 2025 - October 2025 (6 months)
    Utrecht, Netherlands
    • Front-end Solution architecture: Designed a scalable frontend architecture, establishing best practices and technical standards
    • Team enablement: Mentored backend developers on React through hands-on sessions, code reviews, and pair programming
    • Gitlab CI automation: Built deployment pipelines to enforce code quality standards
    • Cross-team collaboration: Partnered with the platform team to refine the newly ported React component library—first production implementation
    • UX innovation: Collaborated with designers to fine-tune user experiences; gathered alpha user feedback and iterated rapidly
    React.js Front End Interface Development Software Architecture CI/CD Management Design System
  • iO Digital
    Software Specialist (Senior Front-end consultant)
    DIGITAL AND IT
    January 2025 - January 2026 (1 year)
    Amsterdam, Netherlands
    • Integrated AI agents (LLMs) directly into UIs to enhance platform capabilities
    • Full ownership from discovery to deployment
    • Continuous learning culture: Frontend Masters certifications, workshops, conferences, and knowledge sharing through blog posts


    Tech &Skills: React, Next.js, TypeScript, React/Redux query, Zod, Vite, Vitest, Firebase, Node.js, GHA, AI/LLMs, Cursor, Nest.js, Tailwind CSS v4, Styled Components
    Next.js Typescript Node.js Cursor Firebase
  • Talpa eCommerce
    Full-stack Javascript Developer
    E-COMMERCE
    October 2022 - November 2024 (2 years and 1 month)
    Amsterdam, Netherlands
    React/Next.js ninja for a high-traffic e-commerce platform serving millions of users. Focused on engagement, performance, and developer productivity.
    Next.js React.js Node.js Typescript Fastify

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Education

  • BSc(Hons)
    University Of Mauritius
    2015
    BSc(Hons)
  • AI Agents Bootcamp with Frontmania
    2025
    AI Agents Bootcamp with Frontmania

Skill set

Categories