Java Developer

Job Description:

Position:
Java Developer

Location:
Colombia

Work Model:
Full time remote

Experience

Required:

4-7 years

Summary

Abacus is hiring an experienced Java Developer to design, develop, and deploy high-volume, low-latency microservices. The ideal candidate should be self-motivated, comfortable communicating with clients, and skilled in Spring Boot, Spring Cloud, Postgre

SQL, and event-driven systems using Apache Kafka.

Key Responsibilities

• Design, develop, and deploy microservices using Spring Boot and the Spring Framework.
• Build and optimize data persistence layers using JPA/Hibernate with Postgre
  
  SQL.
• Develop and integrate RESTful APIs.
• Implement distributed, event-driven systems using Apache Kafka.
• Improve application performance using caching (Spring Cache, Caffeine).
• Work with Spring Cloud for service discovery, API gateways, and circuit breakers.
• Manage configurations through Spring Cloud Config.
• Explore and integrate low-code/no-code (LCNC) solutions where relevant.
• Collaborate with product managers, designers, and engineers to deliver high-quality features.
• Participate in code reviews, testing, and debugging.
• Troubleshoot and resolve complex production issues.
• Lead and guide junior developers when required.

Required Technical Skills

• Strong proficiency in Java development.
• Extensive experience with Spring Boot, Spring Cloud, and microservices architecture.
• Hands‑on experience with Apache Kafka.
• Expertise in JPA/Hibernate and Postgre
  
  SQL with advanced SQL skills.
• Good understanding of transactional management (@Transactional) and ACID compliance.
• Experience designing and consuming RESTful APIs.
• Familiarity with Spring Cache and Caffeine for caching.
• Understanding of LCNC platforms for business process automation.
• Experience with Git and CI/CD pipelines.

General Skills

• Experience leading development teams.
• Strong client communication skills.
• Self‑motivated and able to manage work independently.
• Good time management and attention to detail.

RESTful APIs Spring JPA Kafka Apache Kafka Debugging Spring Framework Compliance Pipelines Business Process CI/CD Apache Hiring Hibernate Reviews Features Microservices Attention To Detail Spring Boot Architecture Developers Communication Skills Automation Postgre

SQL Testing Git Java Design Time Management SQL Business Communication Management