Summary: Join a collaborative team as a Senior Full Stack Developer to design and deliver production-quality features across React and Java, driving technical excellence and mentoring teammates. Highlights: 1. Design and implement advanced features across React frontends and Java backends 2. Lead code reviews, mentor engineers, and drive technical improvements 3. Collaborate with Product, Design, and QA for robust solutions We are looking for a **Senior Full Stack Developer** to design and deliver production\-quality features across React and Java, while driving technical excellence and mentoring teammates. In this role, you will work closely with Product, Design, and QA to ensure robust, well\-tested solutions. Join us to help shape impactful software and contribute to a collaborative, high\-performing team! *We accept* *CVs in English only.* **Responsibilities** * Design and implement advanced features spanning React frontends and Java/Spring Boot backends * Develop and support seamless integrations between user interfaces, backend services, and existing platforms * Create and maintain clear, well\-structured APIs using REST or GraphQL * Lead and actively participate in code reviews, approving critical pull requests * Develop and uphold automated unit and integration tests, promoting a test\-first approach * Apply secure practices for data handling, including authentication, authorization, and protection of sensitive information * Mentor junior and mid\-level engineers, fostering a culture of knowledge sharing * Break down complex requirements, estimate tasks, and provide technical input for prioritization * Work collaboratively with Product, Design, and QA to ensure alignment with requirements and user experience standards * Engage in grooming, planning, and demo sessions to support predictable and transparent delivery * Lead refactoring efforts, address technical debt, and drive improvements in performance and observability * Enhance and maintain technical documentation to support onboarding and long\-term maintainability **Requirements** * At least 5 years of hands\-on experience in professional software development with a track record of delivering production\-ready solutions * Extensive experience with Java (versions 11 and 17\), including Spring and Spring Boot frameworks in real\-world applications * Strong proficiency in React, including component architecture, state management, and adherence to best practices * Demonstrated expertise in writing and maintaining unit and integration tests, with a focus on test ownership * Experience providing technical leadership and mentoring less experienced developers * Ability to break down complex features, estimate work, and contribute to project prioritization * Skills in performance tuning, including profiling, JVM optimization, and memory management * Excellent communication skills for explaining technical decisions and trade\-offs to both technical and non\-technical audiences * Willingness to travel as needed for project requirements * English language proficiency at B2 Upper\-Intermediate level or higher **Nice to have** * Experience with JavaScript for frontend development beyond React * Familiarity with Oracle PL/SQL for database programming * Knowledge of Oracle RDBMS for managing relational databases * Experience using Oracle SQL Developer for database development and management **We offer** * Learning Culture \- We want you to be the best version of yourself, that is why we offer unlimited access to learning platforms, a wide range of internal courses, and all the knowledge you need to grow professionally * Health Coverage \- Health and wellness are important, that is why we have you and up to four family members in a premiere health plan. We have a couple of options, so you can choose what is best for you and your family * Visual Benefit \- Seeing your work for us would be a sight for sore eyes. We want your vision to always be at 100% which is why we offer up to $200\.000 COP for any visual health expenses * Life Insurance Plan \- We have partnered with MetLife to offer a full\-coverage Ife insurance plan. So, your family is covered, even if you are gone. * Medical Leave Coverage \- We are one of the few companies that cover 100% of your medical leave, for up to 90 days. Your health is the most important thing to us * Professional Growth Opportunities \- We have designed a highly competitive and complete development process, where you will have all the tools to get where you have always wanted to be, personally and professionally * Stock Option Purchase Plan \- As an EPAMer you can be more than just an employee, you will also have the opportunity to purchase stock at a reduced price and become a part owner of our organization * Additional Income \- Besides your regular salary, you will also have the chance to earn extra income by referring talent, being a technical interviewer, and many more ways * Community Benefit \- You will be part of a worldwide community of over 50,000 employees, where you can learn, challenge yourself, stand out, and share your knowledge and experience with multicultural teams! *Please note that even though you are applying for this position, you may be offered other projects to join within EPAM.* EPAM is a leading global provider of digital platform engineering and development services. We are committed to having a positive impact on our customers, our employees, and our communities. We embrace a dynamic and inclusive culture. Here you will collaborate with multi\-national teams, contribute to a myriad of innovative projects that deliver the most creative and cutting\-edge solutions, and have an opportunity to continuously learn and grow. No matter where you are located, you will join a dedicated, creative, and diverse community that will help you discover your fullest potential.