Delivering high-performing, bug-free digital experiences is critical to building trust and customer satisfaction. At Lumestea, we provide end-to-end QA and performance testing services to ensure your applications are secure, scalable, and function exactly as intended—across all devices and platforms.
Whether it’s a complex enterprise solution, mobile app, or SaaS platform, our expert QA engineers help you identify bugs early, reduce downtime, and accelerate go-to-market with confidence.
From exploratory manual tests to automated test suites, we ensure quality at every level.
Verify features work as expected across real-world scenarios.
Simulate real-world traffic and user behavior to assess speed, stability, and responsiveness.
Ensure consistent performance across different screen sizes, devices, and OS platforms.
Identify vulnerabilities and ensure compliance with industry standards like GDPR, HIPAA, etc.
Quickly identify breakages during new deployments or updates
We review your app’s scope, functionality, and business goals.
We design test cases, define KPIs, and choose the right tools and environments.
Run manual or automated tests to catch defects, bottlenecks, or performance issues.
Track all issues using tools like Jira or Bugzilla with transparent, real-time reporting.
After fixes, we re-test to ensure quality and performance benchmarks are met.
Final approval and go-live readiness check to ensure smooth user experience.





We offer functional, performance, security, automation, and device compatibility testing.
Yes, we seamlessly work with your in-house or outsourced development teams.
Absolutely, we test across Android, iOS, web, and desktop environments.
We re-test immediately after fixes and ensure nothing breaks before launch.









Sid did an outstanding job creating and refining the Talk About Prayer brand identity. He delivered high-quality logo designs, complete brand guides, and was always professional, responsive, and open to feedback. Communication was clear and consistent throughout the entire project. I’m really happy with the final results and would definitely work with him again in the future. Highly recommended!
Very serious and got job done in time, would recommend
Good work and worked very hard
Sidd did an outstanding job building both the public and private appointment scheduling modules for our platform. His technical expertise, clear communication, and attention to detail made the entire process smooth and efficient. He was proactive in solving challenges and delivered high-quality work on time. It was a pleasure working with him, and I’d gladly collaborate again in the future. Highly recommend!
Our first time working with Upwork and with foreigners was a pure learning experience, and the work was completed. We continue working on the project. Siddharth and his team were incredibly helpful, and we will definitely work together again.
Working with Siddharth has been a great experience. He’s highly skilled, communicative, and proactive—exactly what you want in a collaborator. He quickly understood our goals and contributed valuable input to help shape the product. I look forward to continuing our collaboration and would definitely recommend him to others.