Full-Stack Engineer (f/m/d)

Zenjob is an AI-powered flexible staffing platform connecting companies with temporary workers. As a Fullstack Engineer, you will shape and build the product, working across the full stack with TypeScript and Java, collaborating with product managers and stakeholders.

• Design, develop, and own end-to-end features-from ideation and technical proposal through to production deployment and ongoing maintenance.
• Build and evolve backend services and frontend applications using TypeScript and Java, leveraging gRPC as our primary service communication protocol.
• Collaborate cross-functionally with business, product and data to deliver high-value, high-reliability features.
• Champion continuous value delivery by advocating for quality and elevating engineering practices.
• Help drive architectural and process decisions, bringing your experience to bear on choices that affect the whole engineering organisation.
• Mentor and support other engineers, fostering a culture of learning, feedback, and continuous improvement.
• Enable the organisation through tooling, documentation, and shared libraries that raise the bar for contributions across the codebase.

• You have a history of consistently delivering complex, high-impact initiatives E2E – from shaping the business case to collaborating cross-functionally towards the finish line and measuring results.
• You have a strong appreciation for observability - you understand the value of structured logging and distributed tracing in production systems.
• You are collaborative and communicative, with the ability to clearly articulate trade-offs, influence technical direction, and work effectively with both technical and non-technical stakeholders.
• You are self-driven and outcome-oriented, capable of leading complex initiatives from ambiguity to delivery with minimal guidance.
• You are empathetic and inclusive, with a broad understanding of the different roles and functions within a product engineering team.
• Familiarity with marketing and third-party integration platforms such as Braze (customer engagement and push notifications), Adjust (mobile attribution and analytics), or Usercentrics (consent management / CMP).
• Experience managing consent flows and privacy-respecting data pipelines, ensuring that user tracking and marketing signals are handled in compliance with GDPR and our internal PII guidelines.
• A practical appreciation for how marketing tooling integrates into event-driven architectures-for example, forwarding events to third-party destinations, managing SDK initialisation server-side, or building robust webhook consumers.

• Innovative mission: Together we create something new.
• Unique team spirit: We can rely on each other and celebrate successes together.
• Vacation: 28 days paid vacation (increased by 1 day every 2 years up to 30), 1 day community service, 5 days educational leave, unpaid leave possibility.
• Hybrid working model: work remotely up to 2 days/week (1 day during first 6 months).
• Dog-lover: bring your dog to the office.
• Personal growth: annual training budget of EUR 750, mentoring, career development conversations.
• Healthy mind in a healthy body: 30 EUR Urban Sports Club grant, sports room in office.
• Always mobile: 40 EUR NAVIT credit per month for public transport, bike sharing.
• Legendary Events: quarterly team events, winter and summer parties, budget for birthdays and anniversaries.