Senior Java Backend Engineer
Description
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Company Overview:
Lean Tech is a rapidly expanding organization situated in Medellín, Colombia. We pride ourselves on possessing one of the most influential networks within software development and IT services for the entertainment, financial, and logistics sectors. Our corporate projections offer a multitude of opportunities for professionals to elevate their careers and experience substantial growth. Joining our team means engaging with expansive engineering teams across Latin America and the United States, contributing to cutting-edge developments in multiple industries.
Position Title: Senior Backend Engineer
Location: LATAM - Remote
What you will be doing:
The Backend Engineer will build and maintain cloud-native backend microservices that power a distributed platform for global clients. The backend team is responsible for ensuring reliability, scalability, and security across services. You will work primarily with Java, Spring Boot, and GCP, while leveraging GraphQL, Kubernetes, and Terraform to support modern architectures. This role is designed for a self-sufficient contributor who can own features end-to-end, while occasionally mentoring teammates and sharing subject-matter expertise. Your responsibilities will include:
- Design, build, and maintain backend microservices using Java and Spring Boot.
- Deploy and manage services in Google Cloud Platform (GCP).
- Develop and integrate GraphQL APIs and RESTful endpoints.
- Leverage containerization and orchestration tools (Docker, Kubernetes) for deployment.
- Implement CI/CD pipelines using CircleCI and Infrastructure as Code with Terraform.
- Write unit and integration tests to ensure robust and reliable releases.
- Participate in peer code reviews, occasionally mentor junior developers, and share SME knowledge.
- Troubleshoot and optimize performance issues in distributed environments.
Requirements & Qualifications:
To excel in this role, you should possess:
- Bachelor’s degree in Computer Science, Engineering, or equivalent experience.
- +4 years of experience in Software Engineering or related roles.
- Strong proficiency in Java and Spring Boot development.
- Experience working with GCP services and cloud-native architectures.
- Infrastructure as Code experience with Terraform.
- Familiarity with containerization (Docker) and Kubernetes.
- Solid understanding of CI/CD practices and automation using CircleCI.
- Experience with relational databases like PostgreSQL.
- Hands-on knowledge of GraphQL for API development.
- Background in Agile/Scrum environments.
- Problem-solving and self-sufficiency in engineering tasks.
- Self-sufficient, proactive, and a quick learner with the ability to work independently.
- Strong problem-solving skills and quality-first mindset.
Nice to have:
- Working experience with Vue and React.
- Familiarity with frontend testing frameworks (e.g., Jest, Playwright, Cypress).
- Experience with CI/CD pipelines (GitHub Actions, Bitbucket).
- Experience working with the Google IAM service.
- Familiarity with the Micronaut framework.
- Knowledge of accessibility (a11y) standards and performance optimization techniques.
Why you will love Lean Tech
- Join a powerful tech workforce and help us change the world through technology.
- Professional development opportunities with international customers.
- Collaborative work environment.
- Career paths and mentorship programs that will lead to new levels.
Join Lean Tech and contribute to shaping the data landscape within a dynamic and growing organization. Your skills will be honed, and your contributions will be vital to our continued success. Lean Tech is an equal-opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees.