Senior Java Developer

Description

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

We are a leading global product engineering and digital services company that unites 4000+ seasoned professionals globally on various projects in healthcare, fintech, travel, sportswear, entertainment, and security. Ciklum delivers high-impact technology solutions to Fortune 500 and fast-growing organizations worldwide.

About the role:

As a Senior Java Developer, become a part of a cross-functional development team working for TUI.

Responsibilities

• Back-end development to meet customer’s business needs and implement components according  to modern software development environment (cloud-based platforms, microservice architecture,  etc.)
• Taking part in the decision-making process in design application architecture, solution  development, architecture and 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
• Communicate with PMs, engineers, Architects, QA and other colleagues and stakeholders
• Delivering the product roadmap and plannings
• To use high coding standards, software best practices and write highly testable, automatable and  performant code over the whole SDLC.

Requirements

• Experience in software development for more than 5 years
• Excellent knowledge in Computer Science, Computing Theory:
  • Paradigm & Principles (OOP, SOLID, DDD, TDD, BDD)
  • Database theory (RDBMS, NoSQL)
  • Code testing practices
  • Algorithms
  • Data structures
  • Architectural, Enterprise and Design Patterns
  • Security patterns, Reverse engineering resistance, Common attacks types (OWASP)
• Understanding of network interactions:
  • Protocols
  • Conventions (e.g. REST, RPC)
  • Authentication and authorization flows
  • Standards and practices (e.g. oAuth, JWT)
• Excellent knowledge and experience in Java (more than 3 years)
• Experience with high-performance and high-load systems
• Big Plus: Ops insights, confortable with Linux, command lines, Kubernetes
• Practical commercial experience with:
  • REST API development
  • Web application frameworks (e.g. Spring Boot Framework)
  • Testing frameworks (e.g.e.g. JUnit, PowerMock, WiresMock) (more than 2 years) ORM (e.g. Hibernate) (more than 2 years)
  • RDBMS (e.g MySQL/MariaDB, PostgreSQL, Oracle) (more than 2 years) Key-value storages (e.g. Redis, Memcached)
  • Messaging systems (e.g. RabbitMQ, Apache Kafka, Active MQ, AWS SQS, Azure  Service Bus, Google Pub/Sub)
  • Web Servers
  • Version control systems (GIT)
  • Cloud computing platforms (e.g. AWS, Google Cloud Platform, Microsoft Azure) Docker
  • Continuous Integration tools (e.g. Gitlab Pipeline, Jenkins, TeamCity, Bamboo) Builders
• Experience with:
  • Troubleshooting, profiling and debugging applications
  • Creation software architecture and design of complex applications, platforms,  microservices solutions
  • Agile software processes and technologies
  • Code Review process
  • Refactoring process
• Plus: Node.js / Typescript experience (for AWS lambda’s)
• Plus: AWS experience (Aurora, Lambda’s, Step Functions, etc.)
• Fluent or Upper-Intermediate English

Desirable

• Certifications on:
  • Java
  • Spring Frameworks
  • Cloud computing platforms (AWS, GCP, Microsoft Azure)
• Understanding of orchestration and containerisation (e.g. Kubernetes, Swarm)
• Knowledge in Deployment patterns
• Practical commercial experience with:
  • Serverless architecture
  • Integration with 3rd party solutions
  • NoSQL (e.g. MongoDB, ElasticSearch, CouchDB)
  • Experience with Search Engines (e.g. ElasticSearch, Azure Search, Apache Solr) Provisioning tools (e.g. Terraform, Ansible)
  • 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, Mental Health programs, as well as financial and legal consultations
• Tailored education path: boost your skills and knowledge with our regular internal events (meetups, conferences, workshops), Udemy licence, 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: choose how you want to work – a 100% remote or on-site in our offices. 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 fulfil 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:

Discover the pros of 20-year global experience! Join one of the largest IT companies in Ukraine, awarded as one of the top 10 employers in Ukraine by Forbes.

Boost your skills and make a difference with cutting-edge projects, skilled colleagues and the latest tech stacks.

Ciklum has been recognised as a veteran-friendly business by the Veteran Hub in Ukraine.

We’re committed to creating a welcoming environment for veterans and developing processes that meet their needs. We value the skills and unique perspectives military veterans can bring to our business and are willing to support their transition to civilian life.

Be bold, not bored!

Interested already? We would love to get to know you! Submit your application. We can’t wait to see you at Ciklum.