Commencis

Lead Backend Engineer

Commencis • TR
Java Hybrid
We are looking for a highly motivated and experienced Lead Backend Engineer to join our team.

Lead Backend Engineer is responsible for designing, developing, and maintaining scalable backend systems that power our products and services. In this role, you will translate business and product requirements into robust technical solutions, ensuring high performance, reliability, and security across backend services.

As a technical leader, you will collaborate closely with cross-functional teams including frontend developers, DevOps engineers, product managers, and solution architects to design and implement efficient, scalable, and maintainable backend architectures.

If you are curious by nature, adaptive, collaborative, and always one step ahead, then join us and be a Commencer!

Responsibilities

  • Design, implement, and operate cloud-native AI/ML services that are secure, reliable, and cost-efficient ensuring that they meet the business objectives and adhere to service level agreements (SLA). 
  • Deploy and maintainAI applications on cloud- architecture. 
  • Build retrieval-augmented generation (RAG) stacks: embeddings, vector stores, chunking, and evaluation. 
  • Create MLOps foundations: experiment tracking, model registry, CI/CD for data & models, and Infrastructure-as-Code.  
  • Investigate new techniques, tools, and methods that might increase efficiency among engineering & technology and cloud teams, as well as leading execution processes of topics evaluated & planned for roll-out. 
  • Collaborate with other technical leaders and business stakeholders to align all constraints and come up with solutions regarding project/product/initiative outputs. 
  • Be accountable for the reliability and security of cloud infrastructure and services. 
  • Provide visibility of performance, cost, and the security of cloud infrastructure and services. 
  • Drive continuous improvement, continuous delivery, and lean practices within the cloud team. 
  • Keep up to date on modern technologies and trends and advocate for their inclusion within products when it makes sense. 
  • Identify emerging technology solutions that reduce costs, increase efficiencies, enhance capabilities, reduce risk and improve security. 
  • Ensure that all cloud technology applications create a positive customer experience. 
  • Qualifications

  • BS/MS degree in Computer Science, Engineering or a related subject.  
  • Proven hands-on software engineering experience.  
  • Strong experience in Java development.  
  • Strong experience with Spring Framework, preferably Spring Boot.  
  • Hands-on experience in designing and developing enterprise-grade backend applications.  
  • Solid understanding of microservice architecture and distributed systems.  
  • Experience with event-driven architecture and asynchronous integration patterns.  
  • Strong knowledge of scalable, resilient and high-availability system design.  
  • Solid understanding of object-oriented analysis and design using common design patterns.  
  • Experience with RESTful APIs and backend integration patterns.  
  • Experience leading highly skilled software engineers and supporting team growth.  
  • Ability to coordinate effectively across multiple teams and stakeholders.  
  • Strong communication skills in English, both written and spoken.  
  • Team Lead and Agile Scrum experience is a strong plus.  

  • Preferred Qualifications

  • Experience with containerized environments and CI/CD pipelines.  
  • Experience with monitoring, logging and observability tools in distributed systems.  
  • Familiarity with cloud-native architectures and modern backend infrastructure.  
  • Experience in performance optimization, system reliability and production support.