Senior Fullstack Engineer – Hybrid (Espoo) React/TypeScript

ICEYE; Espoo; Hybrid; EUR 73,000 - 100,000; Full time

Job summary

ICEYE in Espoo is seeking a Senior Fullstack Engineer for the Fleet UI team. You will build features in a React + TypeScript stack serving real-time satellite operations, collaborating with UI/UX designers on advanced visualizations, 3D globe rendering, and pass planning interfaces.

You will integrate with backend services via GraphQL and REST, drive frontend architecture, and contribute to DevOps, testing, and CI/CD. A strong emphasis on security, code quality, and mentoring is expected.

Qualifications

• 5+ years of professional experience building fullstack production-grade applications using React, TypeScript (ES6+) and Node.
• Experience building backend services with Python using frameworks such as Django, FastAPI or Flask.
• Strong understanding of component-based architecture, modern React patterns, and state management approaches.
• Experience designing, developing, and consuming RESTful and GraphQL APIs.

Responsibilities

• Build, and maintain features across a React + TypeScript project serving real-time satellite operations
• Collaborate closely with a UI/UX designer in developing sophisticated UI components and data visualizations tools including timeline views, 3D globe rendering (Cesium), and pass planning interfaces
• Integrate with multiple backend services via GraphQL and REST and collaborate with backend teams in shaping and developing new services
• Drive frontend architecture decisions — state management strategy, component design, performance optimization
• Support the team with DevOps work across multiple environments — including managing Docker-based deployments, configuring environment-specific runtime settings, and contributing to release workflows
• Write and maintain unit tests (Jest + Testing Library) and end-to-end tests (Playwright)
• Participate in code reviews, uphold coding standards, and mentor engineers on best practices
• Contribute to CI/CD pipelines and oversee migration from Webpack 5 to Vite

Skills

React

TypeScript

Node.js

Python

REST APIs

GraphQL

Testing (Jest)

Playwright

Git

Vite

Webpack

Security best practices

Education

Bachelor's or Master's in Computer Science or related field

Tools

Vite

Webpack

npm

Git

Docker

Job description

ICEYE in Espoo is seeking a Senior Fullstack Engineer for the Fleet UI team. You will build features in a React + TypeScript stack serving real-time satellite operations, collaborating with UI/UX designers on advanced visualizations, 3D globe rendering, and pass planning interfaces.

You will integrate with backend services via GraphQL and REST, drive frontend architecture, and contribute to DevOps, testing, and CI/CD. A strong emphasis on security, code quality, and mentoring is expected.