Senior FullStack QA Engineer with Python (Programming language)

Remote - European Region
Engineering – Core Engineering /
Full-time /
Hybrid
Coinspaid Dev is the engineering brand behind the technology, infrastructure, and R&D expertise built within Coinspaid. With more than 120 engineers and over 11 years of industry experience, Coinspaid Dev brings together software engineering, infrastructure, security and R&D teams with experience building distributed systems and blockchain infrastructure operating across more than 20 blockchain networks.

Coinspaid Dev emerges as an independent engineering brand with a straightforward mission: to advance blockchain infrastructure engineering and contribute practical expertise back to the industry. The structure is new. The experience behind it is not.

Responsibilities:

  • Do requirements analysis, manual and automated testing
  • Be responsible for releasing products
  • Develop test documentation (checklist, test cases, quality reports) for manual and automation testing
  • Understanding the Test Pyramid Model. Work together with Dev engineers to ensure high, consistent code quality.
  • Maintain and expand the automation testing framework
  • Do functional and exploratory testing, including backend/api, message queue, blockchain, cryptocurrency exchanges. Execute all general types of testing.
  • Participate in testing tools development (including fake test services)
  • Participate in quality processes architecture, estimations, test cases design
  • Participate in CI/CD process improvement

Requirements:

  • 5+ years of experience in Quality Assurance, manual and automation testing
  • Experience in automation microservices
  • Experience in test automation frameworks development from scratch (Tech stack: Python + Pytest, Kuberneties, Gitlab CI, Grafana)
  • Comfortable working with Docker, Kubernetes, good understanding of CI/CD (we use ArgoCD and Gitlab)
  • Experience with queues Kafka/NSQ/NATS/Rabbit (we use NSQ)
  • Experience with ELK, Sentry, other monitoring/alerting tools
  • Deep understanding of QA approaches, testing principles, testing types, zero bug policy, test pyramid approach, tests coverage distribution and other
  • Experience in functional/non-functional testing (load testing, integration, acceptance testing, exploratory, security testing)
  • Excellent in understanding of the SDLC from requirements analysis, development, deployment to application monitoring
  • Independence and proactivity
  • Ability to quickly learn new things
  • Good level of spoken and written English and Russian

Nice to have:

  • User experience with cryptocurrency exchanges or with traditional trading markets
  • Blockchain experience. General understanding of Bitcoin, Ethereum and other popular blockchains would be a plus
  • fastAPI/Flask experience. Test services are written in fastAPI/Flask. They need to be maintained and expanded
  • GO experience. Services are written in GO. It could be useful to be able to read GO code

Why join CryptoProcessing by Coinspaid

You’ll be joining a company that is actively shaping its space – with enough scale to matter and enough room to make an impact.

At Coinspaid, people are expected to think, contribute, and take ownership – and are supported in doing so.

We focus on flexibility, wellbeing, and long-term growth – without overcomplicating how benefits work.

Flexible Benefits

Benefit Bar – up to €230/month
A flexible monthly budget you can use for what matters most to you – from sports and mental health to coworking, home office, or medical-related expenses.

Work & Flexibility

  • Fully remote work from almost anywhere

  • Optional offices and relocation support

  • Flexible, async-friendly environment

Growth & Learning

  • Budget for courses, certifications, and professional development

  • Language learning support

  • Cross-team learning and knowledge sharing

Wellbeing & Support

  • Medical insurance or reimbursement depending on location

  • Access to mental health support

  • Financial support for important life events

Extras

  • Merch shop with rewards system

  • Team offsites and company events

Sounds good? Well then, we can’t wait to see your resume!