Senior Backend Developer (USA)

We are looking for a Senior Backend Software Engineerto join our team for a key project with a major automotive company based in Fremont California. Were seeking someone who is highly motivated detail-oriented and eager to take on new challenges. The ideal candidate is a proactive problem-solver a quick learner and someone who thrives in dynamic environments.

Important Considerations:

• Genuine interest in relocating and living in the United States
• On-site position in Fremont California (TN Visa sponsorship provided)
• Must have Mexican nationality
• Valid Mexican passport required
• Bachelors degree and professional license (cédula profesional)

What you bring

• 6 years of experience building backend systems.
• Demonstrated experience scaling systems to large data volumes and throughput.
• Expert knowledge of REST APIs.
• Experience with microservices or service oriented architecture AI agentic workflow.
• Proficiency in Go Java C Python C# or other backend language.
• Experience with databases (either SQL or NoSQL) .
• Good unit testing and integration testing practices.
• Experience with message queue architecture.
• Proficiency working in a high-impact responsive and collaborative team environment.

Nice to have

• Working with open source technologies such as Kafka Debezium Elasticsearch etc.
• Experience with Docker and Kubernetes.
• Knowledge of GraphQL GRPC React or any other JavaScript frameworks.
• Experience working in an Agile/SCRUM Software Development Process.

What youll do

• Design develop and support applications and systems under the teams scope including vehicle order processing inventory vehicle purchasing vehicle delivery experience Tesla account login software upgrades and features accessible through mobile app etc.
• Write clean maintainable performant and well-tested code to implement new features and fix bugs.
• Write unit tests integration tests and work with QA to coordinate timely regression for new features.
• Monitor live system metrics respond to alerts and troubleshoot production issues.
• Investigate and understand existing system technical functionality and propose technical improvements.
• Collaborate with Product Design and Business stakeholders to plan and prioritize new feature development.
• Communicate changes in project estimates dependencies and blockers with affected stakeholders quickly.
• Own feature development and projects through design development testing release and production.
• Understand and improve the scalability maintainability availability and visibility of applications.
• Be flexible and quick to respond to changing business priorities and requirements.
• Document newly implemented technologies and application functionality.
• Learn new technologies practices and business concepts to solve new problems as Tesla grows.
• Work with technologies such as Go C# .NETcore MySQL Elasticsearch MongoDB Redis GraphQL Python React Docker Kubernetes.
  

About Definity

Founded in Monterrey MexicoDefinityis a nearshore technology partner specializing in custom digital solutions AI innovation and business applications. With over two decades of expertise and a strong focus on client success Definity empowers organizations worldwide to achieve real business results through modern technology.

Definity is an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees.

All applicants will be considered for employment without attention to race color religion sex sexual orientation gender identity national origin pregnancy veteran status or disability status.