We are looking for talented Senior Java Engineer to join our team .
Our California-based customer is an American global e-commerce leader, one of the most popular and successful websites on the Internet. It provides platform services by connecting millions of sellers and buyers in more than 190 markets around the world.
The Senior Java Engineer will be a part of the AI Core team to bring new experiences for sellers and buyers leveraging Machine Learning models and other Artificial Intelligence tools to maximize the fun and accuracy of shopping experience.
Main Responsibilities:
- Design, build, and maintain efficient, reusable, and reliable code
- Suggest technical and functional improvements to add value to the product
- Conduct design and code reviews to deliver high quality product
Minimum Requirements:
- At least 5 years of proficiency in Kotlin or Java
- Deep experience with the Spring Framework
- Reactive tools experience (Project Reactor)
- Knowledge of different communication protocols such as REST, GraphQL, gRPC
- Experience with distributed systems
- Familiarity with tracing, metrics and monitoring best practices
- Experience of creating frameworks and platform for other developers
- Proficiency in Maven or similar tools
- Familiarity with NoSQL databases
- Very good spoken and written knowledge of English language (C1)
Nice to have:
- Familiarity with GenAI, AI agents, machine learning, and natural language processing concepts is a plus
- Experience with MCP, A2A, RAG is a big plus
- Experience with event-driven architecture
- Experience with Docker and Kubernetes
- Python experience is nice to have
- BSc or MSc in Computer Science, Engineering or relevant field
Professional growth:
- Strong engineering culture
- Challenging projects and mature teams
- Personalized on-demand cross-company mentoring support enabling you to learn new things faster
- Plenty of opportunities to share knowledge and get more experience such as opportunity to mentor others, speak at events, and contribute to pre-sales
- Direct communication with the customer
We offer*:
- Flexible working format - remote, office-based or flexible
- A competitive salary and good compensation package
- Personalized career growth
- Professional development tools (mentorship program, tech talks and trainings, centers of excellence, and more)
- Active tech communities with regular knowledge sharing
- Education reimbursement
- Memorable anniversary presents
- Corporate events and team buildings
- Other location-specific benefits
*not applicable for freelancers
Skills Required
- At least 5 years of proficiency in Kotlin or Java
- Deep experience with the Spring Framework
- Reactive tools experience (Project Reactor)
- Knowledge of communication protocols such as REST, GraphQL, gRPC
- Experience with distributed systems
- Familiarity with tracing, metrics and monitoring best practices
- Experience of creating frameworks and platform for other developers
- Proficiency in Maven or similar build tools
- Familiarity with NoSQL databases
- Very good spoken and written English (C1)
- Familiarity with GenAI, AI agents, machine learning, and NLP concepts
- Experience with MCP, A2A, RAG
- Experience with event-driven architecture
- Experience with Docker and Kubernetes
- Python experience
- BSc or MSc in Computer Science, Engineering or relevant field
What We Do
N-iX is a global software solutions and engineering services company that helps world’s leading organizations turn challenges into lasting business value, operational efficiency, and revenue growth using advanced technology. Whether you need to build a custom solution, modernize your digital product or acquire extra tech expertise - we have the experience and capabilities to ensure your success. With over 2,000 professionals in 25 countries across Europe and the Americas, N-iX offers expert solutions in cloud, data analytics, embedded software, IoT, AI, machine learning, and other tech domains. Being in business for over two decades, we have worked with dozens of industry-leading enterprises and Fortune 500 companies creating value across a wide variety of sectors, including finance, manufacturing, supply chain, retail, e-commerce, healthcare, and more. Our unique combination of business domain expertise and technical know-how enables us to effectively collaborate with ISVs, tech companies, and enterprises of all sizes. Thanks to the strong tech ecosystem and partnerships with AWS, GCP, Microsoft, SAP, OpenText, Snowflake, and others, we bring extra speed, scale and efficiency to more than 160 organizations across the globe. N-iX is recognized by numerous industry awards, such as CRN Solution Provider 500, Global Outsourcing 100 by IAOP, ISG Provider Lens™, Modern Application Development services providers by Forrester, etc
