Backend OTA Tester

Bizoforce - The Innovation Platform Accelerating Digital Solutions for Enterprises; Lewisville (TX); On-site; USD 80,000 - 120,000; Full time

Job summary

Bizoforce is seeking a skilled Backend OTA Tester to join our QA team. You will test and validate OTA update delivery, backend services, and the device update ecosystem to ensure reliability and security across our platforms.

You will design test cases, automate repetitive tasks, participate in CI/CD improvements, and work closely with engineers and DevOps. The role emphasizes attention to detail, strong problem solving, and clear communication to drive quality.

Qualifications

• 2+ years in backend testing or QA.
• Understanding OTA update mechanisms and firmware distribution.
• Proficiency in Python, Java, Go, or C++.
• Experience with RESTful APIs and HTTP protocols.
• Familiarity with SQL and NoSQL databases.
• Knowledge of Git version control.
• Understanding of testing methodologies and test case design.
• Experience with testing tools such as Postman, JMeter, Pytest.

Responsibilities

• Design and execute OTA test cases for update delivery systems.
• Validate backend services responsible for firmware distribution.
• Test update rollout mechanisms including progressive rollouts.
• Verify database integrity during update processes.
• Conduct load and stress testing on OTA infrastructure.
• Identify, document, and track defects with reproducible steps.
• Perform regression testing after fixes and updates.
• Collaborate with backend engineers, DevOps, and product teams.
• Create test strategies, plans and document results.
• Participate in code reviews from a QA perspective and CI/CD improvements.

Skills

Python

Java

Go

C++

REST APIs

SQL/NoSQL

Git

CI/CD

Test automation

Postman

Tools

Postman

JMeter

Pytest

Grafana

ELK

Docker

Kubernetes

Jenkins

GitHub Actions

Job description

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
• 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
• 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

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