Front-end Developer (JavaScript / Vue.js)

Expected, JavaScript, TypeScript, Vue 3, Tanstack Query, AG Grid (Enterprise), Posthog, Vitest, Playwright, Git, Storybook, Docker, Nginx, Github actions, Firebase, Kubernetes, Jira, Confluence

About the project, You’ll join the team building an advanced, cloud-based Video Surveillance platform. After a successful launch, the product is now in a phase of rapid expansion with continuous feature development — an exciting time to come on board. We move fast, so you’ll learn quickly and see the direct impact of your work on our progress., , Location: Remote or Gdynia, Poland, Team: Product development · Scrum, , How We Work, •Agile / Scrum management, •Code reviews, •QA support, including automated tests, •Dedicated issue-tracking tool, •Version control, , Tech Stack, Typescript, Vue 3, Tanstack Query, AG Grid (Enterprise), Posthog, Vitest, Playwright, Git, Storybook, Docker, Nginx, Github actions, Firebase, Nginx, Kubernetes, Jira, Confluence

This is how we work, at the client's site, agile

Your responsibilities, Work directly with the Team Leader and Product Owner, both based in the Netherlands (clear spoken and written English is essential), Develop new features for the web application that manages the Video Surveillance system, Fix defects and keep code aligned with our coding standards, Document your own code, Collaborate closely with the test engineering department, Contribute as an active member of our Scrum team

Minimum 3 years of experience building the front-end of web applications with one of the major JavaScript frameworks, but good knowledge of Vue is essential, Strong spoken and written English — this role involves regular contact with senior stakeholders, Ability to work effectively in a Scrum team, Hands-on experience writing component and unit tests, Practical experience leveraging agentic CLI tools (e.g., Claude Code, Cursor CLI) to accelerate development workflows. Comfort evaluating, refactoring, and verifying AI-generated code for quality

Optional, A technical background (through education or work experience) that helps you grasp the domain the application serves, Prior exposure to video-streaming techniques (a big plus), Experience designing, building, or maintaining a reusable UI component library, Ability to track user workflows, analyze product analytics, and drive improvements using PostHog, Familiarity with microfrontend architectures and Module Federation, Building and maintaining CI/CD pipelines with GitHub Actions, Containerization and orchestration experience using Docker, Nginx, and Kubernetes, Proficiency in diagnosing and optimizing web performance using Chrome DevTools

Recruitment stages, Intro call with Trineo, Technical interview with the client, Offer (or honest feedback if it’s not a match)

Trineo Sp. z o.o., Trineo delivers comprehensive IT services covering software development and quality assurance, held to the highest industry standards. Our clients span diverse sectors across the USA and Europe. Alongside our software development expertise, we have an in-house team of dedicated manual and automation testers and strong project management support.