Backend Developer - Java / Spring Boot

Workana

Guadalajara, Jalisco, Mexico💼 Full-time🗓 2026-09-08 → 2026-09-25

Core

Design, develop, and maintain secure, scalable REST APIs and microservices for high-volume transactional operations.

Role type

Senior Backend Developer (Java/Spring Boot)

Builds

Production-ready backend services and APIs

Domain

Fintech / iGaming / E-commerce / Banking

Deliverable

production ML models | product features

Required skills

Java, Spring Boot, Spring Security, Spring Data JPA, SQL, MySQL, PostgreSQL, API security (OAuth2, JWT, rate limiting), REST API design, microservices architecture, Git, Scrum

Preferred skills

Python (Django), AWS (EC2, RDS, S3, CloudFront), Docker, RabbitMQ, Kafka, Redis, CI/CD pipelines, JUnit, Mockito

Technologies

Java, Spring Boot, Spring Security, Spring Data JPA, MySQL, PostgreSQL, OpenAPI/Swagger, Git, AWS, Docker, RabbitMQ, Kafka, Redis, JUnit, Mockito

Responsibilities

Design and develop backend services and microservices; optimize database queries and schemas; implement API security controls; collaborate on API contracts with frontend; participate in architectural decisions; document services and technical decisions.

Seniority

Senior, hands-on IC

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