Chief Java Developer (with React)
Skills
About the role
We are looking for a Chief Java Developer to join our team.
You will design and support microservices-based applications built on Java, Spring Boot, and cloud technologies, delivering clean and efficient code, partnering closely with the team, and following best practices in quality, scalability, and performance. You will be part of a well-established blended team formed by EPAM and the customer's engineers, focused on advancing Identity Management solutions for the customer's enterprise platform. This is a cooperative and fast-paced setting where strong communication and client engagement are just as important as technical mastery. You will interact directly with customer stakeholders, making polished client-facing skills a key element for succeeding in this position.
Responsibilities
Architect, build, and maintain high-performance backend microservices using Java and Spring Boot together with Spring Security
Provide and support OAuth2, authentication, and authorization flows within the customer's Identity Management platform
Help with front-end development tasks when necessary, supporting the team in delivering complete end-to-end features as an additional area of contribution
Work closely with customer engineers and stakeholders, clearly communicating technical choices, progress reports, and any impediments
Take part in code reviews, promote best practices, and participate in architectural conversations while collaborating in a paired programming setup
Interface with identity-related components such as token management, user authentication flows, and session handling
Function within an Agile and Scrum delivery model, actively engaging in sprint ceremonies and backlog refinement activities
Verify that solutions consistently meet security, scalability, and performance targets across the whole platform
Requirements
A minimum of 7 years of applied professional experience in software engineering
At least 2 years in a people management or team leadership role, overseeing a team of 8 or more FTEs
Deep proficiency in Java (11/17 or newer) combined with intermediate ReactJS skills for frontend contributions
Solid practical experience in RESTful API design and development
Hands-on background with OAuth2, OpenID Connect (OIDC), and related authentication and authorization frameworks
Working understanding of Identity Management concepts including SSO, token-based authentication, JWT, and PKCE flows
Applied experience with SQL and/or NoSQL data storage technologies
Confident command of CI/CD pipelines, Git, and modern DevOps methodologies
Strong English communication at B2 level or above, in both writing and speech
Nice to have
Working knowledge of Go for backend engineering activities
Practical experience with JavaScript to support frontend-related tasks
Awareness of SAP Commerce Cloud (Hybris Commerce) for connecting with e-commerce platforms
We offer
International projects with top brands
Work with global teams of highly skilled, diverse peers
Healthcare benefits
Employee financial programs
Paid time off and sick leave
Upskilling, reskilling and certification courses
Unlimited access to the LinkedIn Learning library and 22,000+ courses
Global career opportunities
Volunteer and community involvement opportunities
EPAM Employee Groups
Award-winning culture recognized by Glassdoor, Newsweek and LinkedIn
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