Gerdas Retys

Senior Full Stack Engineer with 11 years of experience in full-stack web development across FinTech, Banking, eCommerce, Enterprise, and Healthcare domains. Expert in building RESTful and GraphQL APIs with Node.js (Express, NestJS, Koa) and integrating databases such as MongoDB, PostgreSQL, and Redis using ORMs like Mongoose, Sequelize, and TypeORM.

Skilled in modern frontend development using React.js, TypeScript, Redux, Zustand, and Tailwind CSS, with hands-on experience in server-side rendering (SSR), static site generation (SSG), and API routes via Next.js. Proficient in secure authentication mechanisms (JWT, OAuth) and advanced state management.

Strong DevOps knowledge with Docker, GitHub Actions, GitLab CI/CD, and Jenkins for end-to-end deployment pipelines. Capable of delivering production-ready SaaS platforms, admin dashboards, and real-time systems with comprehensive test coverage using Jest, Supertest, Cypress, and Playwright. Comfortable in Agile environments using Jira, Trello, and Notion.