Esteban Contreras
Software Engineer
Santiago
Summary
Experienced tech professional adept at leading and managing software development projects. Skilled in coding, system architecture, and problem-solving, with a focus on team collaboration and delivering results. Known for adaptability and reliability, consistently meeting project objectives and adjusting to evolving business needs. Proficient in fostering a productive and innovative team environment.
Overview
10
10
years of professional experience
2
2
Certifications
3
3
Languages
Work History
Tech Lead
Apply Digital
04.2022 - Current
- Led a cross-functional team, driving architectural and technical decisions.
- Designed and implemented a platform migration from discovery to production.
- Defined and refined user stories in collaboration with PM, PO, and BA.
- Provided guidance during code reviews and PRs to maintain quality and standards.
- Built and maintained CI/CD pipelines across multiple repositories.
- Introduced customizable Spring Cloud Config integration with Contentstack.
- Conducted coaching sessions and mentorship for developers at various levels.
- Participated in Agile ceremonies: Sprint Planning, Daily Stand-ups, Retrospectives.
- Continuously improved system observability, security, and deployment strategies.
- Technologies: Java 21, GCP, Pub/Sub, Redis, PostgreSQL, MongoDB, Docker, Terraform, Spring Boot, Contentstack, CommerceTools
Senior Java Developer
Apply Digital
04.2022 - Current
- Developed backend services with clean architecture and reusable components.
- Collaborated on scalable API design using Spring Boot and AWS services.
- Wrote technical documentation and followed best practices in microservices.
- Evaluated and integrated third-party services into the platform.
- Technologies: Java, Spring Boot, AWS, Node.js, NestJS, Elasticpath, Contentful
SSr Java Developer
Globant
05.2021 - 04.2022
- Implemented mileage flow for flight purchases.
- Developed microservices and REST APIs.
- Defined CI/CD flows and improved delivery pipelines.
- Worked closely with business teams to refine technical solutions.
- Migrated systems to GCP, evaluating architecture and tooling.
- Enhanced CI/CD pipelines and presented process improvements.
- Technologies: Java 8–11, gRPC, Protobuf, GCP, AWS, Jenkins, ArgoCD, Redis
Software Engineer III
Sovos
08.2015 - 05.2021
- Led development teams, mentored junior engineers, and owned software delivery.
- Participated in Agile rituals and implemented backend services with Spring Boot.
- Developed and maintained microservices, improved internal tooling.
- Acted as a bridge between technical and business teams.
- Provided technical support and helped resolve production issues.
- Technologies: Java 7–8, Spring Boot, SQL Server, PostgreSQL, Bash, Salesforce, Jira, Jenkins
Education
Bachelor of Science - Computer Science
UDLA
Santiago, Chile 05.2001 -
Skills
Java (7–21) / Spring Boot / IntelliJ
Nodejs / NestJS
JavaScript / TypeScript / RxJS
GCP / AWS
Terraform / Docker / Kubernetes
CI/CD (Jenkins, GitHub Actions, Concourse)
REST / gRPC / GraphQL
Certification
Certified Associate Cloud Engineer, GCP
Timeline
Certified Associate Cloud Engineer, GCP
06-2025
Certified NestJs Fundamentals
04-2023
Tech Lead
Apply Digital
04.2022 - Current
Senior Java Developer
Apply Digital
04.2022 - Current
SSr Java Developer
Globant
05.2021 - 04.2022
Software Engineer III
Sovos
08.2015 - 05.2021
Bachelor of Science - Computer Science
UDLA
05.2001 -