| Location | Lewisville, TX |
Position: Backend Tester OTA (Over-The-Air)
Location: Lewisville, TX (Onsite Day-1)
Position Summary: We are seeking a skilled and detail-oriented Backend OTA (Over-The-Air) Tester to join our quality assurance team. The successful candidate will be responsible for testing, validating, and ensuring the reliability of OTA update mechanisms, deployment systems, and backend infrastructure that powers our device update ecosystem.
Key Responsibilities:
Testing & Validation
Design and execute comprehensive test cases for OTA update delivery systems
Validate backend services responsible for firmware and software distribution
Test update rollout mechanisms, including progressive rollouts and staged deployments
Verify database integrity and consistency during update processes
Conduct load and stress testing on OTA infrastructure
Quality Assurance
Identify, document, and track defects in OTA systems with detailed reproduction steps
Perform regression testing following bug fixes and system updates
Validate update rollback and recovery procedures
Test edge cases, error handling, and failure scenarios
Ensure compliance with security and data protection standards
Automation & Tools
Develop and maintain automated test scripts for repetitive testing tasks
Create test frameworks and utilities for OTA backend testing
Build monitoring solutions to track update deployment metrics
Collaborate on continuous integration/continuous deployment (CI/CD) pipeline improvements
Collaboration & Documentation
Work closely with backend engineers, DevOps, and product teams
Document test strategies, test plans, and test results
Participate in code review sessions from a QA perspective
Communicate findings and recommendations to stakeholders
Required Qualifications
2+ years of experience in backend testing or QTA (Quality Assurance)
Strong understanding of OTA update mechanisms and device firmware distribution
Proficiency in at least one programming language (Python, Java, Go, or C++)
Experience with RESTful APIs and HTTP protocols
Familiarity with database systems (SQL, NoSQL)
Knowledge of version control systems (Git)
Understanding of testing methodologies and test case design
Experience with testing tools and frameworks (e.g., Postman, JMeter, pytest)
Preferred Qualifications
Experience with containerization and orchestration (Docker, Kubernetes)
Familiarity with CI/CD tools (Jenkins, GitLab CI, GitHub Actions)
Knowledge of cloud platforms (AWS, Azure, GCP)
Experience with API testing and performance testing
Background in IoT or device management systems
Exposure to agile development environments
Understanding of network protocols and troubleshooting
Technical Skills
Programming: Python, Java, or similar language for test automation
Testing Tools: Postman, Insomnia, JMeter, LoadRunner
Version Control: Git/GitHub/GitLab
Databases: SQL query writing and basic NoSQL knowledge
Scripting: Bash, PowerShell, or similar
Monitoring Tools: Grafana, ELK Stack, or similar
Container Technologies: Docker, Kubernetes (preferred)
Soft Skills
Strong analytical and problem-solving abilities
Excellent attention to detail
Clear written and verbal communication skills
Self-motivated with ability to work independently
Collaborative team player
Adaptability in fast-paced environments