Senior Backend Developer - Relocation Opportunity (USA)

At Definity, a leading technology company focused on AI-driven solutions and digital transformation, we are continuously expanding our team to support innovative, high-impact projects. We are seeking a Senior Backend Software Engineer to join the Sales Management Platform team for a high-impact project with a leading automotive company headquartered in Fremont, California.The Senior Backend Developer will work on a mission-critical, in-house CRM platform that supports global sales operations and covers the full sales lifecycle, directly impacting revenue growth, customer satisfaction, and operational excellence.Important ConsiderationsInterest in relocating and living in the United StatesOn-site position in Fremont, California (TN Visa sponsorship provided)Must have Mexican nationalityValid Mexican passport requiredBachelor's degree and professional license (cédula profesional)What You Bring5+ years of experience building backend systems in production environmentsStrong expertise in microservices architecture and distributed systemsExperience working with real-time data pipelines and event-driven systemsProficiency in Golang and PythonExperience with relational databases such as PostgreSQLExperience with large-scale data systems such as ClickHouseHands-on experience with OpenSearch or similar search technologiesExperience with message brokers such as Kafka and RabbitMQStrong understanding of scalable system design and high-throughput architecturesAdvanced English proficiency (spoken and written) is requiredNice to haveExperience working with AI-driven or agentic workflow systemsFamiliarity with cloud-native architecturesWhat You'll DoDesign, develop, and maintain scalable backend services for a global CRM platformBuild high-performance microservices capable of handling real-time data processingArchitect systems that support high throughput and large-scale data environmentsContribute to the development of AI-assisted workflows that enhance sales productivityEnsure system reliability, scalability, and performance across distributed environmentsCollaborate closely with cross-functional teams including product, frontend, and data engineeringAbout DefinityFounded in Monterrey, Mexico, Definity is 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.J-18808-Ljbffr