Senior FullStack QA Engineer with Python (Programming language)

Coinspaid Dev is the engineering brand behind the technology, infrastructure, and R&D expertise built within Coinspaid. With more than 120 engineersand 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

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Budget for courses, certifications, and professional development

- Language learning support

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Cross-team learning and knowledge sharing

Wellbeing & Support

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Medical insurance or reimbursement depending on location

- Access to mental health support

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Financial support for important life events

Extras

- Merch shop with rewards system

- Team offsites and company eve