Open to opportunities

Maciej Wyszogrodzki

@maciejwyszogrodzki

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Frontend-focused Software Engineer with a passion for UI/UX.

United Kingdom

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What I'm looking for

I am looking for a senior frontend role in a collaborative, agile environment where I can contribute to impactful projects and grow my skills.

I am a frontend-focused Software Engineer with over 3 years of experience in building intuitive and scalable web and mobile applications. My expertise lies in utilizing React, React Native, and TypeScript to deliver clean, high-performance user interfaces. I thrive in fast-paced environments, having worked across various sectors, including large-scale banking and high-growth fintech.

Throughout my career, I have successfully integrated APIs, maintained CI/CD pipelines, and implemented best practices for testing and monitoring. My recent role at Zilch Technology Limited involved delivering user-facing features and enhancing infrastructure security. I am passionate about UI/UX design and am currently seeking a senior frontend role where I can contribute to high-impact projects within an agile, product-driven team.

Experience

Work history, roles, and key accomplishments

FE Software Engineer II

Zilch Technology Limited

Sep 2024 - Apr 2025 (7 months)

Delivered new user-facing features across mobile and web storefronts using React and React Native, central to the company’s B2B merchant platform. Maintained CI/CD pipelines via GitHub Actions and worked with Terraform, CloudFront, and Cloudflare for secure, scalable infrastructure.

React React Native GitHub Actions)Terraform Cloudfront Cloudflare Maestro Mixpanel Datadog)

Freelance Mobile and Backend Developer

MWQS

Apr 2024 - Sep 2024 (5 months)

Revamped a React Native mobile application, injecting new life into the user interface and enhancing functionality, leveraging React Native's flexibility and performance. Enhanced the back-end infrastructure using Ruby on Rails and PostgreSQL, creating and manipulating data within the server and developing new API endpoints for efficient data access and integration with the main mobile app.

React Native Ruby on Rails PostgreSQL API Development UI UX Design Mobile Development

React and React Native UI Developer

Barclays

Nov 2022 - Sep 2024 (1 year 10 months)

Led the redesign and development of the transactions UI for both the Barclays app and website, focusing on crafting a seamless and intuitive user experience. Implemented rigorous test-driven development practices, writing unit tests with Jest and React Testing Library, alongside Cypress and Detox for end-to-end testing, ensuring high code quality and reliability.

React React Native React Navigation Jest React Testing Library Cypress Detox AWS EC2 AWS S3 AWS Lambda

Systems Software and UI Engineer

Dematic

Apr 2022 - Nov 2022 (7 months)

Investigated and resolved bugs in warehouse management systems using Test-Driven Development (TDD) and Automated Testing Framework approaches, improving system reliability. Developed and maintained UIs for warehouse management systems using a C-based Matflo code base, improving system efficiency and user satisfaction, as well as developing React-based customer-facing web interfaces.

Test Driven Development Automated Testing C React UI Development Warehouse Management Systems

Education

Degrees, certifications, and relevant coursework

Durham University

Bachelor of Science, Chemistry and Mathematics Joint Honours

2018 - 2021

Grade: 2:1

Achieved a 2:1 in a joint honours program, combining Chemistry and Mathematics. Gained a strong foundation in scientific principles and advanced mathematical concepts.