senior backend developer
Jul 7, 2026 · Code.Hub
About the job
We are looking for a Senior Backend Developer to join our team and contribute to the design, development, and maintenance of scalable and high-performing backend systems. The ideal candidate will have strong experience in backend technologies, API development, databases, and modern software architecture principles, while collaborating closely with cross-functional teams to deliver reliable digital products.
Responsibilities
Develop and maintain backend applications and REST APIs using Java and Spring Boot
Collaborate with frontend developers, QA engineers, and product teams to deliver new features
Write clean, maintainable, and efficient code
Work with relational databases and optimize queries when needed
Participate in system design discussions and contribute to technical improvements
Troubleshoot, debug, and resolve technical issues
Support testing and deployment processes
Participate in Agile ceremonies and code reviews
Requirements
Proven experience in Backend Development
Strong knowledge of Java and Spring Boot
Experience with REST APIs
Familiarity with SQL databases such as PostgreSQL, MySQL, or SQL Server
Understanding of software development best practices
Experience with Git
Good problem-solving and communication skills
Ability to work in a collaborative Agile environment
Nice to Have
Experience with microservices architecture
Familiarity with Docker or Kubernetes
Exposure to cloud platforms such as AWS or Azure
Experience with messaging tools such as Kafka or RabbitMQ
Knowledge of CI/CD practices
Let’s talk about us:
Remote working model
A competitive salary
Signing Bonus
Brand new equipment
Exciting & friendly work environment
Career & competencies’ development
Continuous learning & development experience based on infinity model through Code.Hub’s Code.Learn
L&D plan for your career improvement
A truly open, inclusive, and competitive-free environment to grow your skills and have fun!
Internal competitions & rewards
Let’s talk about Code.Hub-ers:
You are eligible to free LinkedIn trainings
You are eligible to have free pass to all training Code.Learn activities after 6 months from your induction
Training & Tech Mentor for your induction
Unlimited access to LinkedIn Learning platform (1st semester)
Sponsoring of a Bachelor and/or Master’s Degree from Athens Tech College
Private Health Insurance
Performance planning each six months and each two years planning of promotion
Free Lunch/Snack every day & Cocktail Fridays @ our offices
Referral Bonus



