R&D as a Service
Senior Java Engineer / Tech Lead
Location
Ukraine
Posted
4 days ago
Salary
0
Seniority
Lead
Job Description
Senior Java Engineer / Tech Lead
SANDBX
Role Description SANDBX is building a team for our partner — an innovative healthcare technology company developing software solutions that help streamline operations and data management within the healthcare industry. The product is a mature, business-critical platform that supports day-to-day operations and data processing. The backend is currently built as a Java monolith and continues to evolve as the business grows. The company is actively evaluating future architectural improvements, including a potential transition toward microservices, as well as the adoption of AI-powered tools to improve data management and operational efficiency. This role offers an opportunity to have a direct impact on the product's technical direction and long-term architecture. Typical Responsibilities - Advising on technical direction and architectural decisions - Evaluating scalability, maintainability, and performance of the existing platform - Performing code reviews and providing technical mentorship - Collaborating with leadership on technical strategy and roadmap planning - Assessing modernization opportunities, including potential migration from a monolith to microservices - Supporting the adoption of AI-based tools and solutions for data management - Helping ensure engineering efforts are aligned with business priorities and product goals Qualifications - 8+ years of hands-on Java development experience - Strong software architecture and system design skills - Experience with distributed systems and messaging technologies (RabbitMQ, Kafka, or similar) - Strong understanding of scalability, reliability, and performance optimization - Solid SQL and database design experience - Experience using AI agents and AI-assisted development tools in the coding process (e.g. Claude Code, GitHub Copilot, ChatGPT, Gemini) - Ability to work independently and make strategic technical decisions - Experience conducting code reviews and mentoring engineers - Excellent communication and stakeholder management skills - Strong spoken and written English Requirements - Nice to Have - Experience with monolith-to-microservices transformations - Experience with AI-assisted development tools and AI-based solutions - Experience working in healthcare, SaaS, or data-driven product environments - Previous Tech Lead or Staff Engineer experience Benefits - Market competitive salary - Small but highly skilled, technically savvy and passionate team - Open, honest and inclusive culture - Unlimited vacations and sick days - Benefits & perks
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