Project/Client: Banking
Location: Baltic states + Poland
Start Date: ASAP
Seniority: Senior / Lead
Language: English

Role Overview:
As a Senior Frontend Engineer, you will play a key role in building a modern React-based micro-frontend architecture for banking systems. You will design and implement scalable frontend modules, develop high-quality user interfaces for Back Office applications, and ensure performance, security, and maintainability across the platform. This is a hands-on role combining technical leadership and active development, suited for an engineer experienced in React, TypeScript, and complex enterprise environments, working with backend integrations via REST APIs and GraphQL.

Key Responsibilities:

Lead and mentor a team of React developers, providing technical guidance and conducting code reviews
Design and implement scalable micro-frontend architecture using modern frontend tooling
Develop high-quality frontend solutions using React, TypeScript, and state management (Redux, Zustand, Context API)
Build and maintain reusable UI components, shared libraries, and design systems
Collaborate with backend teams on integrations via REST APIs and GraphQL
Ensure best practices in performance, security, and accessibility
Contribute to CI/CD, automated testing (Vitest, React Testing Library, Playwright), and code quality improvements
Utilize modern development workflows, including AI-assisted tools (e.g., Copilot, Bmad workflow)

Must-Have Requirements:

5+ years of experience in frontend development with strong expertise in React
Strong proficiency in TypeScript and modern JavaScript (ES6+)
Hands-on experience with micro-frontend architecture
Experience with state management solutions (Redux, Zustand, Context API)
Experience using AI-assisted development tools (e.g., Copilot)
Solid understanding of CSS, SASS, and responsive design principles
Experience with testing frameworks such as Vitest, React Testing Library, and Playwright
Familiarity with CI/CD, Git, and Agile development practices
Strong understanding of REST APIs, GraphQL, and frontend-backend integration
Experience mentoring developers and leading technical decisions

Nice to Have:

Experience in banking or enterprise environments
Knowledge of backend technologies such as Java, Spring Boot, Spring Security
Familiarity with event-driven architectures (e.g., Kafka)

Note: We’ll be in touch only with candidates who move forward to the next stage.

Senior/Lead React Developer

Baltic Amadeus