We’re looking for a QA Engineer who cares about product quality end-to-end. You’ll work on Coupler.io — a no-code data integration and analytics platform that provides instant access to 400+ sources and processes millions of records daily, helping ensure its reliability, accuracy, and smooth integrations.
You’ll focus on how the product works in real conditions: testing integrations, investigating edge cases, and resolving complex issues together with engineering, product, and support teams
What are we looking for?Testing & QA expertise:
- Strong experience with manual testing and end-to-end validation
- Experience in investigating customer issues and performing root cause analysis
- Experience in API testing (working with docs + real behavior, identifying inconsistencies)
- Experience in building and improving QA processes
Technical skills:
- Strong debugging and problem-solving skills, including log analysis (CloudWatch, Logs Explorer)
- Good understanding of networks, HTTP, APIs, and web/client architectures
- Experience with version control systems (GitHub, GitLab, etc.)
- Experience using AI tools for workflow optimization
Communication & mindset:
- Ability to translate technical concepts for different audiences (engineering ↔ non-technical)
- Strong sense of ownership and accountability
- Structured, detail-oriented approach
- Fluent English (written and spoken)
- Experience with Playwright (TypeScript)
- Analyze requirements, test functionality, and identify defects and edge cases
- Own investigation of complex customer issues through L3 support, driving root cause resolution
- Validate third-party API integrations across testing and production environments
- Partner with engineering and product to resolve issues and improve system reliability
- Improve QA practices and elevate debugging and investigation standards
- Support releases and ensure stable rollouts with active post-release follow-up
Skills Required
- Strong experience with manual testing and end-to-end validation
- Experience in investigating customer issues and performing root cause analysis
- Experience in API testing
- Strong debugging and problem-solving skills
- Good understanding of networks, HTTP, APIs, and web/client architectures
- Experience with version control systems
- Fluent English (written and spoken)
What We Do
Railsware is a product studio with two main focuses – Railsware products and consultancy services. Railsware Products: Mailtrap.io, Coupler.io, and TitanApps.io were initially created as simple in-house tools. They quickly got recognition in the community and became commercial products with a multi-million user base, steady growth, and ambitious plans. As for consultancy services, we build great web and mobile solutions focusing on clients’ essential business objectives, creating value for the end-users, and ensuring products’ steady growth. No matter what products Railsware is working on, we always stick to the three simple principles: 🔸 do what makes sense 🔸 take responsibility 🔸 improve and share your craft As a result, we can boast of many successful products that help people on various levels. Like these: 🔹Calendly - an online appointment scheduling platform that we’ve been supporting from the ideation to a $3.5 billion business. 🔹BrightBytes - a research-based decision support platform. Railsware extended the BrightBytes tech team to help build complicated parts of projects till the moment when Google acquired BrightBytes. 🔹DoctorOnlineUA - a free online platform for Ukrainians who require physical and mental health advice but don’t have access to qualified medicine. During the first six months, more than 1600 consultations have been held for free. At Railsware, we value freedom, remote and a flexible schedule, and a balanced workload. We guarantee easy-going onboarding, a clear but flexible development plan, and the ability to take responsibility for decision-making through a holacratic team structure. No wonder, an average Railswarian stays in the company for around 5 years! We invest in building a strong team choosing people who care about their work and are dedicated to their projects. Is that what you were looking for? Join Railsware now, find your new Career Match - https//railsware.com/careers
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