Senior Java Developer

EPAM Systems; Brasil; Presencial; BRL 180 000 - 280 000; Tempo integral

Vantagens oferecidas por esta oferta de emprego

Healthcare benefits

Global career opportunities

Upskilling/certification programs

Paid time off

Resumo da oferta

EPAM Systems is seeking a Senior Java Developer to join our team. You will design, develop, and maintain robust backend services using Java, Spring Boot, and REST APIs, while collaborating with cross-functional teams to deliver scalable microservices and data-driven solutions.

You will work with MySQL, model data, optimize queries, and ensure security, testing, and reliability across production systems. Excellent English communication and independent work ethic are essential for success in this

Qualificações

• 3+ years hands-on Java and OOP development.
• Strong REST API design and development skills.
• Experience with microservices and distributed systems.
• Knowledge of MySQL, SQL, data modeling, and query optimization.
• Understanding of design principles and design patterns.
• Experience with unit/integration testing and modern frameworks.
• Knowledge of application security fundamentals and secure API development.
• Familiarity with Git-based workflows, CI/CD, and modern delivery practices.
• Experience troubleshooting production apps using logs and metrics.

Responsabilidades

• Design, develop, and maintain backend services using Java.
• Develop and enhance REST APIs supporting mobile apps and integrations with external systems.
• Work with MySQL, including data modeling, query development, optimization, and troubleshooting.
• Contribute to scalable backend and microservices architecture design.
• Write clean, reliable, secure, and well-tested code.
• Investigate and resolve defects, performance issues, and production problems.
• Participate in code reviews, estimation, and solution design.
• Collaborate with mobile developers, product stakeholders, QA, and other backend engineers to deliver end-to-end functionality.
• Contribute to automated testing, observability, logging, and overall application reliability.
• Leverage AI-assisted development tools to improve productivity, code quality, testing, and problem-solving.

Conhecimentos

Java

REST APIs

Microservices

Distributed systems

Unit/integration testing

Security basics

CI/CD

Git workflows

English communication

Ferramentas

MySQL

Descrição da oferta de emprego

We are looking for a Senior Java Developer to join our team. The ideal candidate has strong hands-on experience with Java backend development, Spring Boot, REST APIs, microservices, and relational databases. We are looking for someone who can work independently, understand existing systems quickly, contribute to technical decisions, and collaborate effectively within a cross-functional engineering team.

Responsibilities

• Design, develop, and maintain backend services using Java
• Develop and enhance REST APIs supporting mobile applications and integrations with external systems
• Work with MySQL, including data modeling, query development, optimization, and troubleshooting
• Contribute to the design and evolution of scalable and maintainable backend and microservices architecture
• Implement clean, reliable, secure, and well-tested code following software engineering best practices
• Investigate and resolve defects, performance issues, and production problems
• Participate in code reviews, technical discussions, estimation, and solution design
• Collaborate with mobile developers, product stakeholders, QA engineers, and other backend engineers to deliver end-to-end functionality
• Contribute to automated testing, observability, logging, and overall application reliability
• Leverage AI-assisted development tools where applicable to improve development productivity, code quality, testing, and problem-solving

Requirements

• A minimum of 3 years of hands-on experience with Java and object-oriented software development
• Strong understanding of REST API design and API development best practices
• Experience designing or working with microservices and distributed systems
• Good knowledge of MySQL, SQL, relational data modeling, and query optimization
• Understanding of software design principles, common design patterns, and clean code practices
• Experience with unit and integration testing and familiarity with modern testing frameworks
• Understanding of application security fundamentals, authentication, authorization, and secure API development
• Familiarity with Git-based development workflows, CI/CD, and modern software delivery practices
• Experience troubleshooting production applications using logs, metrics, and other observability tools
• Strong analytical and problem-solving skills with the ability to take ownership of tasks through completion
• Good communication skills and ability to collaborate effectively in a distributed, cross-functional team
• Excellent English language skills (B2 level or higher)

Nice to have

• Experience working within cloud environments for deploying, scaling, and managing backend applications
• Familiarity with AI-assisted software development tools to support coding, testing, and problem-solving tasks

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

EPAM is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, age, sexual orientation, gender identity or expression, disability, protected veteran status, or any other characteristic protected by applicable law.