Available to hire
I am Adam Stawicki, a senior frontend engineer with over 10 years of experience building high-performance, user-centric web applications. I specialize in modern JavaScript frameworks, design systems, and large-scale UI architecture.
I focus on usability, clean code, and effective collaboration with cross-functional teams. I enjoy partnering with design and backend teams to craft delightful experiences and scalable frontend solutions.
Skills
Experience Level
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Work Experience
Senior Backend Engineer at Grammarly
July 1, 2024 - May 1, 2025Designed and developed backend services supporting Grammarly’s AI-driven writing engine; built distributed data-processing functions to optimize model inference pipelines; improved API throughput through asynchronous workflows and service-level tuning; partnered with ML teams to create model-serving endpoints with strong reliability guarantees; integrated advanced authentication and authorization flows for enterprise customers; established performance baselines and automated load testing; enhanced backend observability with structured logging and granular metrics; led cross-service refactoring to reduce complexity and modernize aging modules; implemented robust caching strategies to improve response times; coordinated gradual service rollouts to ensure safe and predictable user impact; strengthened CI/CD automation enabling fully traceable backend deployments; created backend architecture documentation.
Backend Software Engineer at Google
January 1, 2019 - June 1, 2024Built microservices powering global-scale Google features with strict latency SLAs; designed reliable API contracts supporting large multi-team integrations; implemented distributed systems patterns ensuring resilience under heavy load; improved data pipelines by optimizing query performance and schema structures; integrated ML-based ranking and recommendation pipelines into backend systems; automated backend validation processes reducing human error and deployment risks; strengthened system security with hardened endpoints and zero-trust principles; contributed to internal libraries improving backend engineering consistency; enhanced monitoring and alerting to provide rapid root-cause analysis capabilities; partnered with SRE teams to define reliability goals and capacity planning strategies; delivered backend features aligned with major global launches and cross-product initiatives.
Backend Developer at HARMAN International
August 1, 2017 - December 1, 2018Built backend modules for connected car platforms handling telematics and real-time data; developed APIs enabling remote diagnostics, vehicle status reporting, and user services; implemented message-driven systems ensuring reliable communication between vehicles and cloud; optimized backend logic to operate efficiently under constrained automotive data environments; designed secure data-handling practices for sensitive automotive telemetry; improved database schemas supporting faster queries and more scalable data ingestion; automated build and deployment processes to reduce operational overhead; collaborated with OEM stakeholders to align backend systems with evolving requirements; delivered ongoing improvements and enhancements across multiple backend services.
Junior Backend Developer at TomTom
August 1, 2015 - March 1, 2017Developed backend services supporting map updates and geolocation data processing; contributed to ETL pipelines handling large spatial datasets for navigation products; improved backend algorithms used for routing and map accuracy calculations; performed performance tuning to accelerate geospatial data ingestion; collaborated with QA teams to ensure precision and reliability of routing services; developed internal tools improving workflow efficiency for data engineering teams; participated in debugging, code reviews, and CI; produced technical documentation for backend utilities and processing flows.
Senior Frontend Engineer at Grammarly
July 1, 2024 - May 31, 2025Built advanced React components powering Grammarly’s AI-driven writing experience; implemented high-performance rendering patterns; collaborated with design to evolve shared component library across products; improved accessibility compliance by aligning features with WCAG guidelines; implemented state management optimizations reducing unnecessary re-renders; enhanced the extension UI with modern patterns for stable cross-browser compatibility; created micro-frontend structures enabling independent team deployments; led refactoring efforts to modernize TypeScript types and improve long-term stability; collaborated closely with backend teams to refine data-driven UI flows; integrated real-time updates via WebSockets for responsive user feedback; automated key UI tests to reduce regression and strengthen release confidence; documented frontend architecture decisions for organizational knowledge sharing.
Frontend Software Engineer at Google
January 1, 2019 - June 30, 2024Developed scalable React interfaces for high-traffic internal and external Google platforms; built reusable UI frameworks used by multiple engineering teams; integrated GraphQL APIs to deliver efficient, real-time data interactions; improved frontend performance through code splitting and caching strategies; collaborated with UX researchers to refine user flows and simplify complex interfaces; developed accessibility-first components ensuring broad user inclusivity; improved CI pipelines to accelerate safe rollout of UI updates; implemented advanced testing strategies across visual, integration, and unit tests; contributed to design system enhancements that unified product experiences; delivered features supporting global product launches with high reliability.
Frontend Developer at HARMAN International
August 1, 2017 - December 31, 2018Built intuitive web interfaces for connected car and infotainment platforms; developed UI modules enabling data visualization for automotive telemetry; delivered responsive layouts optimized for embedded and dashboard displays; collaborated with backend teams to shape API structures supporting real-time data; introduced component-driven development practices improving maintainability; conducted performance audits to ensure smooth interactions on limited hardware; implemented automated UI test coverage supporting stable release cycles; contributed to design reviews guiding visual and interaction improvements; provided ongoing updates and enhancements to production user interfaces.
Frontend Developer at TomTom
August 1, 2015 - March 31, 2017Supported development of map-based UI features using JavaScript and HTML5; built components for geolocation visualization and navigation tools; assisted in optimizing rendering performance for large spatial datasets; cooperated with UX and data teams to improve visual clarity of map elements; maintained UI consistency across multiple navigation products; contributed to bug-fix and code review processes within the frontend team; created automated tests for core UI components; documented frontend utilities and workflows for internal use.
Junior Frontend Developer at TomTom
August 1, 2015 - March 1, 2017Supported development of map-based UI features using JavaScript and HTML5; built components for geolocation visualization and navigation tools; assisted in optimizing rendering performance for large spatial datasets; cooperated with UX and data teams to improve visual clarity of map elements; maintained UI consistency across multiple navigation products; contributed to bug-fixing and code review processes; created automated tests for core UI components; documented frontend utilities and workflows for internal use.
Education
Master’s Degree in CS at University of Lodz
January 1, 2013 - January 1, 2015Bachelor’s Degree in CS at University of Lodz
January 1, 2010 - January 1, 2013Master's Degree in CS at University of Lodz
January 1, 2013 - January 1, 2015Bachelor's Degree in CS at University of Lodz
January 1, 2010 - January 1, 2013Master’s Degree in CS at University of Lodz
January 1, 2013 - January 1, 2015Bachelor’s Degree in CS at University of Lodz
January 1, 2010 - January 1, 2013Master's Degree in CS at University of Lodz
January 1, 2013 - December 31, 2015Bachelor's Degree in CS at University of Lodz
January 1, 2010 - December 31, 2013Qualifications
Oracle Certified Associate, Java SE 7 Programmer
July 1, 2014 - December 4, 2025Oracle Certified Associate, Java SE 7 Programmer
July 1, 2014 - December 9, 2025Oracle Certified Associate, Java SE 7 Programmer
July 1, 2014 - January 7, 2026Oracle Certified Associate, Java SE 7 Programmer
July 1, 2014 - January 7, 2026Industry Experience
Software & Internet, Professional Services, Media & Entertainment, Transportation & Logistics, Manufacturing
Skills
Experience Level
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
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