Senior Frontend Developer (React)

DKB Code Factory GmbH; Berlin; Vor Ort; EUR 85.000 - 110.000; Vollzeit

Zusammenfassung

DKB Code Factory GmbH’s Platform team is seeking a Senior Frontend Developer (React) to design, build, and evolve shared web foundations for multiple product teams at a major digital bank.

You will work hands-on with React and TypeScript to improve build pipelines, shared libraries, CI/CD, and developer workflows, delivering measurable improvements to velocity and reliability while growing your technical craft.

Qualifikationen

• 5+ years of frontend or platform engineering experience.
• Strong practical experience with React and TypeScript.
• Hands-on testing and automation experience (Playwright, Testing Library, Vitest).
• Familiar with bundlers/module systems (Module Federation, Webpack, Vite) and build tooling.
• CI/CD pipelines and release automation experience (GitHub Actions, GitLab CI).
• Proficient with command-line tooling, Bash, and YAML.
• Good communicator across teams; capable of writing clear proposals and documentation.
• Knowledge of security and accessibility basics in regulated banking environments.

Aufgaben

• Design, implement, and maintain shared frontend foundations, libraries, and tooling used across product teams.
• Ship production-ready platform improvements (build pipeline optimizations, reusable components, local dev tooling, CI/CD automation) with tests and documentation.
• Lead cross-team initiatives: author RFCs/proposals, coordinate sign-offs, drive incremental rollout and adoption.
• Improve developer workflows by reducing build/test friction, stabilizing CI, and improving onboarding and local setup. Measure and report impact.
• Provide technical guidance and code reviews to product teams to prevent duplication and ensure consistency with platform standards.
• Maintain observability for platform health (build/test reliability, performance metrics) and respond to platform incidents collaboratively.

Kenntnisse

Frontend engineering

Team collaboration

Communication

English proficiency

Tools

React

TypeScript

Playwright

Testing Library

Vitest

Webpack

Vite

GitHub Actions

GitLab CI

Jobbeschreibung

Join DKB Code Factory’s Platform team as a Senior Frontend Developer (React) and help design, build, and evolve the shared web foundations that accelerate delivery for multiple product teams at a major digital bank. In this role you’ll work hands‑on with React and TypeScript to improve build pipelines, shared libraries, CI/CD, and developer workflows — delivering measurable improvements to engineering velocity and reliability while growing your technical craft.

From Morning Daily to Afterwork Drink, team spirit is essential to us. The heart of our togetherness is that we truly are connected with each other: We not only share fun & laughter, but also honest opinions - because that's how we grow: We exchange ideas, give support in our personal development, and celebrate success together! Besides our great community, we also offer numerous other benefits.

your_responsibilities

• Design, implement, and maintain shared frontend foundations, libraries, and tooling that are used across multiple product teams.
• Ship production‑ready platform improvements (build pipeline optimizations, reusable components, local dev tooling, CI/CD automation) with tests and documentation.
• Lead cross‑team initiatives: author RFCs/proposals, coordinate sign‑offs, and drive incremental rollout and adoption.
• Improve developer workflows by reducing build/test friction, stabilizing CI, and improving onboarding and local setup. Measure and report impact.
• Provide technical guidance and code reviews to product teams to prevent duplication and ensure consistency with platform standards.
• Maintain observability for platform health (build/test reliability, performance metrics) and respond to platform incidents collaboratively.

following_qualifications_would_be_in_line_with_our_desired_profile_for_this_position

• 5+ years of relevant frontend or platform engineering experience (Mid level).
• Strong practical experience with React and TypeScript.
• Experience with testing and automation: Playwright, Testing Library, Vitest or similar.
• Experience working with bundlers / module systems (Module Federation, Webpack, Vite) and build tooling.
• Hands‑on familiarity with CI/CD pipelines and release automation (e.g., GitHub, Actions, GitLab CI).
• Comfortable with command-line tooling, Bash scripting, and YAML configuration.
• Good communicator who can collaborate across teams and write clear technical proposals and documentation.
• Working knowledge of security and accessibility basics required in a regulated banking environment.
• English required; German B1/B2 helpful but not mandatory.
• You're passionate about your work, but also know how to enjoy your free time.