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Frontend Developer

Fimple

Fimple

Software Engineering
Istanbul, İstanbul, Turkey · Remote
Posted on Dec 12, 2025

Fimple is a product company solely focused on building a cloud-native, highly composable, and extendible platform to meet the end-to-end platform requirements of digital, disruptive, and new-entrant financial players seeking agility. We provide a modern, API-first, highly composable platform with strong ecosystem and marketplace support—empowering institutions to thrive in a rapidly changing financial landscape.

We are looking for passionate, motivated, and productive Frontend Engineers who will contribute to building next-generation digital banking applications using modern frontend technologies and architectural approaches.

What Will The Right Person Look Like?

  • Minimum 2+ years of experience as a Frontend Developer in the banking or financial services industry.
  • Experience in banking or financial services domains is highly preferred.
  • Ability to understand written English documentation and produce SDLC-related technical documents in English.
  • Strong understanding of JavaScript or TypeScript, with hands-on experience in React.js or another modern frontend framework (Angular, Vue, etc.).
  • Good knowledge of UI development fundamentals: HTML5, CSS3, responsive design.
  • Understanding of micro-frontend or component-based architecture principles.
  • Experience integrating with RESTful APIs or gRPC-based services.
  • Familiarity with state management libraries (Redux, Zustand, MobX, etc.).
  • Experience with version control systems such as Git.
  • Preferred experience in:
  • CI/CD tools (GitLab CI, Azure DevOps)
  • Containerized environments (Docker, Kubernetes)
  • Design systems, UI component libraries, or Storybook
  • Event-driven architectures
  • Strong analytical thinking and problem-solving skills.
  • Ability to collaborate effectively in an agile, cross-functional product team.

What Will You Be Doing?

  • Collaborating with the product and backend teams to design and implement high-quality, scalable frontend applications.
  • Developing user interfaces within a modular, microservice-based architecture.
  • Designing, coding, deploying, and maintaining frontend modules with clean, reusable, and maintainable code.
  • Participating in architectural discussions and offering solutions to UI/UX and technical challenges.
  • Building responsive and high-performance interfaces for financial applications.
  • Maintaining coding standards, implementing best practices, and contributing to shared UI templates and design guidelines.
  • Troubleshooting and resolving frontend issues across environments.
  • Contributing to continuous improvement initiatives, including performance optimization and automation.
  • Working in a collaborative environment with a dedicated, international product team.
  • Continuously learning and adopting new technologies aligned with Fimple’s technical strategy.