# Frontend Engineer at JustMarkets

Frontend Engineer at JustMarkets in Ukraine. Posted September 11, 2026.

- Company: JustMarkets
- Location: Ukraine
- Experience: 5+ years
- Posted: 2026-09-11
- Apply: https://job-boards.eu.greenhouse.io/justmarkets/jobs/4974339101
- Source: https://jobmagic.ai/jobs/frontend-engineer-justmarkets-s559x6

## Requirements

- 5+ years of experience in frontend development, mainly with ReactJS
- Strong knowledge of TypeScript and JavaScript
- Experience with state management tools (Zustand, Redux, etc)
- Experience working with GraphQL and participating in API design
- Practical experience with WebSocket
- Experience writing tests with Vitest or similar frameworks (e.g., Jest)
- Experience with build tools (Vite, WebPack, etc)
- Experience adopting AI-assisted development tools in daily workflows and critically evaluating and validating AI-generated results
- Solid understanding of frontend architecture and scalable solutions
- Experience in optimizing application performance and user experience
- Ability to work independently and take full ownership of tasks
- Experience in writing clean, maintainable code and following development best practices
- English level: Intermediate and above

## Description

**Responsibilities**

- Develop new features, primarily focused on frontend components

- Optimize and improve performance across the application

- Participate in architectural discussions and technical design

- Conduct code reviews and support production deployments

- Collaborate in Scrum ceremonies, OKR planning, and team retrospectives

- Write clear unit/integration tests and maintain documentation for implemented functionality

 

**Requirements**

- 5+ years of experience in frontend development, mainly with ReactJS

- Strong knowledge of TypeScript and JavaScript 

- Experience with state management tools (Zustand, Redux, etc)

- Experience working with GraphQL and participating in API design

- Practical experience with WebSocket

- Experience writing tests with Vitest or similar frameworks (e.g., Jest)

- Experience with build tools (Vite, WebPack, etc)

- Experience adopting AI-assisted development tools in daily workflows and critically evaluating and validating AI-generated results

- Solid understanding of frontend architecture and scalable solutions

- Experience in optimizing application performance and user experience

- Ability to work independently and take full ownership of tasks

- Experience in writing clean, maintainable code and following development best practices

- English level: Intermediate and above

 

**Will be a plus**

- Bachelor’s degree in Computer Science or a related discipline

- Proven contributions to established open-source projects

- Hands-on experience developing and maintaining real-time applications

- Professional background in the fintech domain

 

**We offer**

- 20 paid vacation days per year

- 10 paid sick leave days per year

- Public holidays as per the company's approved Public holiday list

- Medical insurance

- Opportunity to work remotely

- Professional education budget

- Language learning budget

- Wellness budget (gym membership, sports gear and related expenses)