Senior Java Developer (offline)

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, comfortable with Linux, command lines, Kubernetes
Big Plus: Kotlin / Reactive programming experience (Spring Boot Reactor)
Practical commercial experience with:
REST API development
Web application frameworks (e.g. Spring Boot Framework)
Testing frameworks (e.g.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

Career growth opportunities
Realization of your innovative ideas in building new Ciklum Solutions and Services
Friendly collaborative teams and an enjoyable working environment
Professional skills development and training programs
Variety of knowledge sharing, training and self-development opportunities
State of the art, cool, centrally located offices with a warm atmosphere which creates really good working conditions

About Ciklum International

Ciklum (www.ciklum.com) is a leading global product engineering and digital services company, serving Fortune 500 and fast-growing organisations.

Headquartered in the UK, Ciklum has 4,000+ software developers, designers, product managers and data scientists around the world building tailored digital solutions that leverage emerging technologies. Ciklum specialises in enabling digital transformation for some of the largest household names in the digital economy.

The Company empowers its clients and people to exceed their potential and pursue the extraordinary.

Join one of the top 10 employers in Ukraine, according to Forbes.
Boost your skills and make a difference with cutting-edge projects, skilled colleagues and the latest tech stacks.

Company website:
https://www.ciklum.com/

DOU company page:
https://jobs.dou.ua/companies/ciklum/