Kotlin/Java Developer (Integration)

About the Position

Kotlin/Java Developer (Integration)

Mayflower is seeking a skilled Kotlin/Java Developer (Integration) to join their team in Limassol, Cyprus, for full-time remote work.

Responsibilities

• Developing new payment integrations and services
• Automating and optimizing integration processes
• Analyzing external provider documentation, conducting rapid checks, and defining epics and tasks based on Proof of Concept
• Participating in the design and development of high-load system architectures
• Supporting and improving existing solutions and services
• Writing high-quality, test-covered code (unit tests, integration tests)
• Conducting code reviews
• Optimizing system performance and database queries
• Analyzing and resolving production incidents and bugs
• Processing and resolving requests from technical support and users as part of daily duties
• Collaborating with the QA team to ensure the high quality of delivered products
• Using AI-tools to accelerate delivery of integration modules and creating internal tools to generate integration code from business requirements
• Maintaining technical documentation and writing technical specifications
• Assisting in onboarding new developers and ensuring code quality
• Definition and formation of technical epics - analyzing existing solutions, identifying opportunities to improve system architecture, performance, and reliability, preparing improvement proposals, and aligning them with the team lead and architect
• Participation in the creation of business epics - analyzing requirements, assessing feasibility, and proposing alternative or optimized solutions based on technical expertise; collaborating with analysts and product managers to determine the best implementation approach
• Preparing tasks based on approved epics, ensuring proper detailing and alignment with architectural and business requirements
• Estimating task completion timelines, participating in sprint planning, and providing accurate technical time and effort estimates

Requirements

• 3+ years of commercial development experience with Kotlin (Java will be a plus)
• Experience working with the Spring Framework
• Experience developing and integrating payment solutions (billing, payment gateways, and payment processors)
• Practical experience integrating with external payment providers
• Experience designing and optimizing relational databases (MySQL)
• Experience with NoSQL databases (Redis)
• Practical experience using AI-assisted coding tools (Copilot, ChatGPT, Codeium, etc.) to improve speed and quality of development
• Ability to critically review AI-generated code, ensuring production-ready quality and compliance with company standards
• Knowledge of Event-Driven Architecture principles and experience with distributed messaging systems (e.g., Apache Kafka)
• Excellent command of core software development and design principles, test-driven development (TDD), and CI/CD processes
• Solid understanding of microservice architecture
• English proficiency level B1 or higher

Nice to Have

• Experience with Camunda (creating and supporting processes)
• Solid understanding of PCI DSS standards, ISO 27001, and other information security methodologies
• Practical experience working with AWS
• Experience with Jira and GitLab CI/CD
• Experience in designing or developing internal tools that automate or accelerate integration development (e.g., generators based on business requirements)

We Offer

• Full remote work
• Competitive compensation with a service contract
• Transparent performance reviews twice a year, with bonus opportunities and salary adjustments
• An annual allowance that you can use for home office improvements, sports activities, equipment upgrades, and more-tailor it to what benefits you most
• Investment in your development: paid language courses, access to various learning platforms, and a mindfulness benefit, including psychological support with 50% coverage
• Career growth in a fast-scaling project with opportunities to influence technical decisions
• A culture of recognition: our peer reward program celebrates contributions from across the team

About the Company

Mayflower is a company that values innovation and excellence in software development. Join our team and contribute to building cutting-edge solutions in a supportive and dynamic environment.