Backend Tester OTA (Over-The-Air)

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