Senior Java Developer

Salary range: B2B - 33-38 E/h + VAT 💰

Ciklum is looking for a Senior Java Developer to join our team full-time in Poland.

We are a custom product engineering company that supports both multinational organizations and scaling startups to solve their most complex business challenges. With a global team of over 4,000 highly skilled developers, consultants, analysts and product owners, we engineer technology that redefines industries and shapes the way people live.

About the role:

As a Senior Java Developer, become a part of a cross-functional development team engineering experiences of tomorrow. Our client is a sports betting company, who would like to manage their content with a “Plug and Play” approach. Project team consists of 200+ engineers working on different enhancements of our sport betting products. The project uses the latest stable technologies like Java, React and others.

Responsibilities:

• Back-end development to meet customer’s business needs and implement components according to modern software development environment
• Taking part in the decision-making process in application code design, solution development, code review
• Develop and review feature design documents and provide inputs/update to specifications for the solution
• Design and implement a set of various types of tests (unit, integration, functional, etc)
• Proactive position in solution development, processes improvements
• Working in an international distributed team in an Agile environment
• Using high coding standards, software best practices and writing highly testable, automatable and performant code over the whole SDLC

Requirements:

• Strong practical experience in Java, 6-10 years
• Strong knowledge in Computer Science, Computing Theory:
• Paradigm & Principles (OOP, SOLID)
• Database theory (RDBMS)
• Code testing practices
• Algorithms
• Data structures
• Design Patterns
• Understanding of network interactions:
• protocols
• conventions (e.g. REST, RPC)
• authentication and authorization flows
• standards and practices (e.g. oAuth, JWT)
• Practical commercial experience with:
• REST API development
• Web application frameworks (e.g. Spring Boot Framework) (more than 3 years)
• Testing frameworks (e.g.e.g. JUnit, PowerMock, WireMock) (more than 3 years)
• ORM (e.g. Hibernate) (more than 1 years)
• RDBMS (e.g MySQL/MariaDB, PostgreSQL) (more than 3 years)
• Web Servers
• Version control systems (GIT)
• Docker
• Continuous Integration tools: Jenkins
• Experience with:
• Cloud solutions: AWS
• Agile software processes and technologies
• Brief familiarity with Frontend development:
• JavaScript, React or Angular
• Upper-Intermediate English

Desirable:

• Knowledge in:
• TDD, BDD
•  Architectural, Enterprise Patterns
• Security patterns, Common attacks types (OWASP)
• Deployment patterns
• Experience with:
• Troubleshooting, profiling and debugging applications
• Microservices
• Practical commercial experience with:
• Key-value storages (e.g. Redis, Memcached)
• Messaging systems (e.g. Apache Kafka, AWS SQS)
• Serverless architecture
• Integration with 3rd party solutions
• NoSQL (e.g. MongoDB, ElasticSearch, CouchDB)
• Search Engines (e.g. ElasticSearch )
• Quality tools (e.g. SonarQube)

What's in it for you?

• Care: your mental and physical health is our priority. We ensure comprehensive company-paid medical insurance, life insurance and Multisport card
• Tailored education path: boost your skills and knowledge with our regular internal events (meetups, conferences, workshops), Udemy license, language courses and company-paid certifications
• Growth environment: share your experience and level up your expertise with a community of skilled professionals, locally and globally
• Flexibility: Own your schedule – you are the one to decide when to start your working day. Just don’t miss your regular team stand-up
• Opportunities: we value our specialists and always find the best options for them. Our Internal Mobility Program helps change a project if needed to help you grow, excel professionally and fulfill your potential
• Global impact: work on large-scale projects that redefine industries with international and fast-growing clients
• Welcoming environment: feel empowered with a friendly team, open-door policy, informal atmosphere within the company and regular team-building events

About us:

Join a well-established company and a strong team of professionals. 

Seize the perks of global opportunities, local approach and start-up spirit. 

Boost your skills with modern stacks and industry-leading clients!Enjoy what you do, do what you enjoy! 

Be bold, not bored!

Interested already?

We would love to get to know you! Submit your application. Can’t wait to see you at Ciklum.