Senior Software Engineer Backend (Java) @ SmartRecruiters Inc.

🚀 SmartRecruiters transforms hiring for the world’s leading enterprises. We  deliver an AI-powered hiring platform  built for global scale, automating and optimizing the entire talent acquisition process. More than 4,000 companies, including  LinkedIn, McDonald's, VISA, CD Projekt Red, Allegro  rely on SmartRecruiters to build winning teams.

🚀  In 2025, SmartRecruiters joined SAP, the global leader in enterprise applications.  Together, we are accelerating the reinvention of hiring by combining AI innovation with the scale and resources of SAP’s ecosystem.

We designed our R&D structure based on the empowered product teams model. It means our teams are responsible for business outcomes and have autonomy in solving problems in a way that “customers love yet work for the business”.

Job Description

We are looking for a Senior Backend Engineer to help us build the next chapter of that AI-driven vision. Our technology platform is a global,  scalable SaaS product hosted on AWS . The system is composed of hundreds of independent services (each sitting on Docker, orchestrated by Kubernetes). We build most of our services in Java and maintain an impressive  uptime of 99.98% with over 2000 production deployments per month. 🚀

You may be located anywhere in Poland and work remotely or out of our Cracow office.

• Proven experience in designing, developing, and operating distributed systems
• Experience in supporting  end-to-end product lifecycle  (from product discovery, solutioning, system design, implementation, production rollout, and optimization)
• While not strictly required, we see that most of our Senior Engineers have 5+ years of professional experience
• Deep command of the  Java programming language
• Hands-on experience with  TDD , clean code, clean architecture principles, and effective code reviews
• Strong domain modeling skills, including refactoring existing domains
• Good understanding of  persistence layer and RESTful API design
• Solid understanding of  distributed systems design (design for failure, eventual consistency, asynchronous communication, circuit breaking, timeouts, etc.)
• Experience with  CI / CD pipelines  and frequent deployments (a plus)
• Familiarity with  AWS / GCP  and  Kubernetes / Docker  (a plus)
• Proven ability to  accelerate development  using AI coding assistants (a plus)
• Hands-on experience building with  modern LLM architectures  such as Retrieval-Augmented Generation (RAG)
• Ability to  coach and mentor  other engineers
• Excellent collaboration and communication skills

🚀 SmartRecruiters transforms hiring for the world’s leading enterprises. We  deliver an AI-powered hiring platform  built for global scale, automating and optimizing the entire talent acquisition process. More than 4,000 companies, including  LinkedIn, McDonald's, VISA, CD Projekt Red, Allegro  rely on SmartRecruiters to build winning teams.

🚀  In 2025, SmartRecruiters joined SAP, the global leader in enterprise applications.  Together, we are accelerating the reinvention of hiring by combining AI innovation with the scale and resources of SAP’s ecosystem.

We designed our R&D structure based on the empowered product teams model. It means our teams are responsible for business outcomes and have autonomy in solving problems in a way that “customers love yet work for the business”.

Job Description

We are looking for a Senior Backend Engineer to help us build the next chapter of that AI-driven vision. Our technology platform is a global,  scalable SaaS product hosted on AWS . The system is composed of hundreds of independent services (each sitting on Docker, orchestrated by Kubernetes). We build most of our services in Java and maintain an impressive  uptime of 99.98% with over 2000 production deployments per month. 🚀

You may be located anywhere in Poland and work remotely or out of our Cracow office.

,[Contribute to a full life-cycle of the product (including problem discovery, prototyping, design, implementation, and measuring adoption), Build services with Java / Node.js (Express, Nest.js) on top of Kubernetes / AWS infrastructure, Build developer-friendly RESTful APIs, Design and connect to our persistence layer (PostgreSQL, ElasticSearch), Collaborate with other teams, Strong command of the English language, both written and verbal ] Requirements : Java, REST API, Microservices, Docker, Kubernetes, AWS, Elasticsearch, MongoDB, PostgreSQL Tools : Jira, Confluence, GitHub, GIT, Jenkins, Agile, Scrum, Kanban. Additionally : Sport subscription, Private healthcare, Small teams, International projects, Travel Opportunities, Unlimited vacation days, Company Shutdowns twice a year, Free coffee, Bike parking, Playroom, Shower, Free parking, In-house trainings, Modern office, Startup atmosphere, No dress code, Family Events, Company Parties, In-house hack days.