Jakub Syrek

Email: jksyrek@gmail.com Homepage: yqbk.github.io Location: Remote / Poland Experience: + years

Senior Software Engineer with + years of experience specializing in React ecosystem, TypeScript, and modern web technologies. Proven track record of leading development teams, architecting scalable solutions, and delivering high-impact projects in fintech and eCommerce domains. Strong expertise in mentoring junior developers, establishing engineering best practices, and driving technical excellence across cross-functional teams.

Professional Experience

May 2024 - June 2025 Remote (Poland)
Salesloft - Senior User Interface Engineer
  • Architected and developed foundational Chrome Extension infrastructure using React, TypeScript, and Chrome Web API, serving as the technical foundation for multiple development teams to build upon.
  • Designed scalable plugin architecture and component library that enabled 3+ development teams to rapidly build new features while maintaining consistent user experience and code quality standards.
  • Improved development tools including build tools, testing infrastructure, and deployment pipelines, reducing feature development time.
  • Contributed to architectural decisions and defined technical strategy for the Chrome Extension platform, ensuring scalability for 10,000+ daily active users and seamless integration with Salesloft's core CRM platform.
Dec 2023 - Feb 2024 Remote (Poland)
Frend Digital - Senior Software Consultant
  • Delivered two eCommerce projects with React, Next.js, Storyblok headless CMS, and the Centra eCommerce platform. Collaborated with cross-functional teams to build high-quality, production-ready solutions.
Mar 2023 - Dec 2023 Remote (Poland)
fundingport (a Hypoport Company) - Frontend Tech Lead
  • As Frontend Tech Lead at Fundingport, I led frontend development, guided architecture decisions, mentored team members and drove initiatives to deliver a seamless user experience and platform success.
Jun 2022 - Mar 2023 Remote (Poland)
fundingport (a Hypoport Company) - Senior Software Engineer
  • Contributed to the development of Fundingport, an online financing platform, by implementing key features and resolving complex technical challenges. Utilized React, MobX, TypeScript, and Nx to build robust and scalable frontend components.
Mar 2020 - Jun 2022 Warsaw, Poland
YND - Senior JavaScript Engineer
  • Delivered impactful solutions across multiple projects, primarily within the fintech industry, utilizing React, React Native, Node.js, Next.js and Vue.
  • Assumed Team Lead responsibilities on several key projects, guiding development efforts and mentoring junior engineers.
  • Led the JavaScript competency group, driving research, adoption of new technologies, and establishment of best practices.
  • Defined and implemented company-wide engineering standards.
  • Managed end-to-end recruitment processes for JavaScript developers, successfully growing the team.
Mar 2019 - Mar 2020 Warsaw, Poland
YND - JavaScript Engineer
  • Developed and maintained features for diverse fintech projects, primarily employing the React technology stack and modern JavaScript practices.
Feb 2018 - Nov 2018 Oslo, Norway
NoA Ignite Norway - JavaScript Developer Developed key features for a React Native mobile application tailored to one of Norway's largest fitness industry companies, enhancing user engagement and functionality.
Mar 2017 - Feb 2018 Cracow, Poland
NoA Ignite Poland - Junior JavaScript Developer Contributed to the development of a React Native application for a prominent Scandinavian fitness company, focusing on building UI components and implementing core functionalities.
May 2016 - Nov 2016 Potsdam, Germany
Hasso Plattner Institute - Student Assistant Developed new features and enhanced existing functionalities for Code Ocean, the interactive coding exercise platform for OpenHPI (open.hpi.de), utilizing JavaScript and Ruby on Rails.

Education

2018 - 2019
Master in Computer Science
  • One semester ERASMUS Scholarship
  • Instituto Superior Técnico, Lisbon, Portugal
2017 - 2019
Master in Computer Science
  • Graduated in the top 1% of students (GPA: 4.92 / 5.0)
  • Studies final mark: 5.0
  • Computer Graphics Major
  • AGH University of Science and Technology, Cracow, Poland
2015 - 2016
Bachelor in Computer Science
  • Yearly ERASMUS Scholarship
  • Hasso-Plattner-Institut, Potsdam, Germany
2013 - 2017
Bachelor in Computer Science
  • Top 2% among all students (GPA: 4.76 / 5.0)
  • AGH University of Science and Technology, Cracow, Poland

Technical Skills

Frontend Technologies
  • React & React Native (Expert)
  • TypeScript & JavaScript (Expert)
  • Next.js (Advanced)
  • HTML5, CSS3, SASS/SCSS (Advanced)
Backend & Tools
  • Git, CI/CD, Docker (Advanced)
  • Node.js, Express (Intermediate)
Platforms & APIs
  • Chrome Extensions APIs (Advanced)
  • RESTful APIs, GraphQL (Advanced)
  • Storyblok CMS, Centra eCommerce (Advanced)
  • iOS/Android Development (Intermediate)

Leadership & Soft Skills

Languages