Fullstack Software Engineer (AdTech)

TL;DR

Fullstack Software Engineer (AdTech): Designing and implementing features for a modern, customer-facing portal across frontend and backend services with an accent on owning components from development through production support. Focus on contributing to technical design, evolving architectures, and identifying performance and reliability issues in existing systems.

Location: Hybrid in Berlin, Germany

Company

hirify.global is an ecosystem of demand and supply technologies focused on buying and monetizing advertising, trusted by top advertisers and publishers globally.

What you will do

• Design and implement features for a customer-facing portal across frontend and backend services.
• Own assigned components or features from development through testing, deployment, and production support.
• Collaborate with Product, UX, and senior engineers to deliver reliable and user-friendly functionality.
• Contribute to technical design discussions and evolve frontend and backend architectures.
• Write clean, maintainable, and well-tested code, participating in code reviews.
• Identify and address performance, reliability, and maintainability issues.
• Share knowledge and support teammates through collaboration and mentoring.

Requirements

• Professional experience as a full-stack software engineer on production-grade web applications.
• Strong working knowledge of TypeScript and at least one modern frontend framework (Angular and/or React).
• Solid backend experience with Java and Spring Boot, including RESTful API design.
• Experience with cloud platforms and modern delivery pipelines (CI/CD, containers).
• Familiarity with distributed systems concepts, performance tuning, and debugging in production environments.
• Experience with automated testing and version control in collaborative teams.
• Good communication skills and ability to work effectively in cross-functional environments.

Nice to have

• Experience in AdTech or data-intensive platforms.

Culture & Benefits

• Support long-term financial security with an Allianz Corporate Pension Scheme.
• Personalized Benefits Platform with €100/month budget for mobility, internet, daycare, sports, development, or shopping.
• Access to Nilo Health Workplace Mental Health Solution.
• Annual training budget, internal webinars, and German/English classes.
• 27 paid vacation days + 3 Wellness days annually.