What are the responsibilities and job description for the Senior Software Engineer position at Calance?
**Our Client:** A leading provider of cloud-native In-car Automotive solutions is seeking a Senior Golang AWS Developer. This role offers the chance to architect next-gen platforms that process millions of real-time transactions while mentoring a global engineering team.
**Position:** Senior Golang AWS Developer
**Duration:** 1 year
**Location:** Plano, TX
**Work Arrangement:** Onsite in Plano, TX
**Role Summary:**
Step into a high-visibility position where your code will power mission-critical services used by drivers, fleet operators, and payment partners worldwide. You’ll own the full AWS cloud stack, optimize petabyte-scale MongoDB clusters, and shape CI/CD standards that accelerate feature delivery. If you thrive on turning complex requirements into resilient, observable microservices—and love elevating offshore teammates—this is your stage.
What we are looking for: A proven track record in architecting and deploying robust, cloud-native solutions on AWS. In this onsite role, you’ll collaborate closely with a Technical Architect and take the lead in guiding an offshore engineering team. The right candidate brings advanced knowledge of Golang microservices, MongoDB, Kubernetes, observability tools (OpenTelemetry and Datadog), and modern CI/CD practices.
Key Responsibilities
• Design and architect Golang-based microservices using Gorilla Mux and gRPC frameworks
• Manage large-scale data operations with MongoDB, focusing on indexing and schema optimization
• Take ownership of the entire application lifecycle on AWS, including API Gateway, Lambda, EKS, EC2, and S3
• Develop and maintain containerized environments with Docker and Helm
• Implement comprehensive observability with OpenTelemetry, exporting metrics and logs to Datadog
• Lead and enhance CI/CD workflows using GitLab and GitHub Actions
• Troubleshoot complex production issues and drive root cause analysis
• Mentor offshore developers, fostering quality and best practices throughout the team
Requirements • 10-15 years in backend software development, with at least 7 years in Golang
• Extensive experience with MongoDB, including NoSQL data modeling and performance tuning
• Strong background in AWS deployments and architecture
• Proficient with Kubernetes, Docker, and Helm for container orchestration
• Expertise in CI/CD automation (GitLab, GitHub Actions)
• Advanced Linux scripting and debugging skills
• Hands-on experience with TDD and SonarQube to ensure code quality
• Excellent communication, leadership, and cross-functional teamwork abilities
Preferred Experience
• Knowledge of EV telematics and integrating with Stripe or Zuora
• Experience with payment systems such as Apple Pay, Google Pay, or cryptocurrency payment solutions
• Frontend development skills with Vue.js or React.js