Software Engineer Fullstack (Node.js + React)

Softeta is an IT solutions provider based in Vilnius, Lithuania. With over 90 professionals located across Lithuania and Poland, we support companies in overcoming complex IT challenges through tailor-made software development and data-driven solutions. Softeta is looking for a Software Engineer Fullstack to become a part of our vibrant team and will be work for our client from banking sector. Responsibilities: Develop and maintain scalable frontend applications using React 19 and TypeScript. Build and optimize applications within a Turbo monorepo using pnpm workspaces. Implement routing with TanStack Router and leverage Module Federation in a micro-frontend architecture. Develop backend utilities and platform services with Fastify. Create responsive, reusable UI components using Tailwind CSS, the shared Design System, and Storybook. Design and maintain type-safe APIs and data contracts with Zod. Ensure software quality through unit, integration, end-to-end, accessibility, and visual regression testing using Vitest and Playwright. Maintain high code quality using Biome for linting and formatting. Monitor application performance, logging, and observability with OpenTelemetry and Prometheus. Strong experience with TypeScript (strict mode) and modern JavaScript. Solid knowledge of Node.js and React. Experience working with Turbo monorepos and pnpm workspaces. Hands-on experience with TanStack Router or similar routing solutions. Understanding of micro-frontend architectures and Module Federation. Experience building backend services with Fastify or similar Node.js frameworks. Proficiency with Tailwind CSS, Design Systems, and Storybook. Experience using Zod or similar schema validation libraries. Familiarity with automated testing using Vitest and Playwright. Experience with modern build tools such as Rsbuild or Rspack. Knowledge of observability tools, including OpenTelemetry and Prometheus. Experience with code quality tools such as Biome or equivalent linters and formatters. Diverse and technically challenging projects; Flexible working hours and hybrid or remote workplace model; Flexible schedule and Agile/SCRUM environment; Technical equipment which you can choose.