May 26, 2026
Full-stack Developer (Node.js/Angular/Typescript)
Mid • Hybrid
Krakow, MA, Poland
We are looking for a Full‑stack Developer to join the Digital & Data Hub in the Jacobs Krakow office and support the stabilization and further development of an acquired application. You will work across both the frontend and backend, helping resolve critical issues, participate in rebuilding the frontend into TypeScript, and support the introduction of new features and architectural improvements.
This role is ideal for someone with solid hands‑on development skills who wants to grow while contributing to impactful platform modernization.
Responsibilities:
Develop and maintain frontend and backend features using Angular (migrating toward TypeScript) and Node.js (TypeScript/JavaScript)
Support stabilization efforts by diagnosing and resolving defects, performance issues, and architectural bottlenecks
Participate in the redesign and refactor of existing components, including modernizing monolithic services
Contribute to rebuilding the frontend into a more maintainable and scalable TypeScript‑based structure
Implement backend logic using GCP Cloud Run and Cloud Functions
Work with Firestore (NoSQL) to build efficient and reliable data workflows
Collaborate closely with DevOps and architecture teams on platform improvements
Work with modern development practices such as code reviews, unit testing, and CI/CD
Ensure compliance with security and authentication standards (GCP-based authentication already implemented)
Here's what you'll need:
Min. 3 years of professional experience as a Software Developer
Practical experience with Angular and JavaScript/TypeScript
Solid knowledge of backend development using Node.js
Experience with cloud‑based development (preferably GCP, AWS or Azure also acceptable)
Understanding of APIs, REST principles, asynchronous programming, and cloud-native patterns
Experience working with NoSQL databases (Firestore is a plus)
Familiarity with serverless/cloud runtimes (Cloud Functions, Cloud Run, Lambda, etc.)
Willingness to work with legacy code and contribute to modernization
Strong problem‑solving skills and ownership mindset
Willingness to participate in an on-call rotation, including after-hours support for critical production incidents
We offer:
Rewarding employment - full-time employment with a salary that matches your qualifications
Hybrid work model - enjoy the flexibility of working mostly from home
Flexible hours - start your day anytime between 7:30 and 10:00 AM
Comprehensive benefits, including Lux Med medical care, psychological support, life insurance, My Benefit cafeteria system, Multisport card co-financing, and a car/bike park sharing system
Co-financed holidays - enjoy "Wczasy pod Gruszą" for a well-deserved break
Global projects - engage in exciting international projects
Inclusive networks - join our diverse employee networks like Women's Network, OneWorld, PRISM, Careers Network, Green Team, SpeakUp, Collectively, and more
Continuous learning - participate in our Graduate Development Program, Learners’ Community, and self-learning platforms
Language courses - enhance your skills with courses in English, German, and Polish
We know that if we are inclusive, we’re more connected, and we’re more creative. We accept people for who they are. Find out more about life at Jacobs.
As a Disability Confident employer, we will interview all disabled applicants who meet the criteria for a vacancy.
If you require further support or reasonable adjustments with regards to the recruitment process (for example, you require the application form in a different format), please contact the team recruitmentpoland@jacobs.com
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Krakow, Poland
150 - 190 PLN/hr
🏢 Summary: B2B FullStack Developer role focused on building and enhancing a Client Onboarding platform for Global Banking and Markets using Java and React in a hybrid Kraków-based environment. The position involves developing REST APIs, working with microservices, improving system performance and security, and supporting production systems. Candidates will collaborate in a fast-paced DevOps-oriented team delivering innovative onboarding solutions. 🗂️ Requirements: Java 8+, React, Microservices, REST APIs, Testing, CI/CD, Debugging, Security awareness, Database schema design, PostgreSQL, DevOps, Problem-solving, Analytical skills, Collaborative environment experience 📃 Skills: Java, React, REST, Microservices, CI/CD, PostgreSQL, DevOps, Testing, Security 🏢 Description: As a FullStack Developer in our Kraków office, you will contribute to the development of a user-friendly Client Onboarding experience for Global Banking and Markets. This role emphasizes innovative thinking and a commitment to improving client experiences through technology. Work model: Hybrid (6 times per month work from office-Cracow) Business trips: n/a Start: ASAP/ one month notice period Assignment type: B2B Budget: 150-190 zł/h Main Responsibilities: Develop and maintain the Client Onboarding solution using Java and React. Debug existing code and extend functionality where necessary. Implement REST APIs in line with microservice architecture. Create and execute tests to ensure the reliability of functionalities and endpoints. Participate in performance and stability improvement initiatives. Contribute to security implementations around services and endpoints. Engage in production support as part of a rotating schedule. Key Requirements: Strong knowledge of Java 8+ / 18+ Proficient in React JS Ability to understand and debug existing code Experience with microservice architecture Experience with writing REST APIs Skill in writing tests to verify code functionality Familiarity with CI/CD tooling Strong security awareness in development practices Self-motivated with rapid learning capabilities Experience in a collaborative and fast-paced environment Strong problem-solving and analytical skills Good understanding of database schema design; knowledge of PostgreSQL is a plus Able to work in a DevOps environment Nice to Have: Familiar with DevOps practices Experience with cloud platforms Other Details: This position is based in Kraków, requiring hybrid work with meetings held online. The role involves substantial collaboration on innovative solutions aimed at enhancing the client onboarding process. Regular coding interviews will be conducted to assess coding skills.