Senior FullStack QA Engineer with Python (Programming language)

Remote, USA
Posted Jun 13, 2026
Full-time

CoinsPaid offers ready-to-use crypto payment solutions tailored to business’ every need. Standing at the forefront of mass adoption, our products help businesses gear up for the new era of digital assets. We showed a tremendous growth in terms of transactions and volumes since 2019 and in 2023 were marked by Forbes as the "Best Crypto Payment Gateway for High-Volume Transactions". 

Headquartered in Estonia and having 3 international hubs, we are still a remote-first company with employees working from 30+ countries around the world. At CoinsPaid, we are passionate about crypto, fintech and are putting great effort into building a team that will get the world ready for every-day crypto use. If these feel close to you - give us a shout!

Compliance Guard is a transaction risk monitoring system focused on regulatory compliance, fraud detection, KYT screening, alert management, approval workflows, fund freezing, and audit trail for regulators. The team works on initiatives such as licenses compliance, anomaly transactions investigations, and integrations with third-party providers across different regions.
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Responsibilities:
Be the active part of Scrum team

Do requirements analysis, manual and automated testing and releasing products

Develop test documentation (checklist, test cases, quality reports) for manual and automation testing 

Automate test cases based on the existing framework.

Tech stack:  Python + Playwright: PyTest

Do functional and exploratory testing, including frontend, backend/api (mostly important focus), message queue, Execute all general types of testing.

Maintain and expand the automation testing framework

Participate in testing tools development (including Mocks)

Participate in quality processes architecture, estimations, test cases design

Participate in CI/CD process improvement

Coordinate your work with teammates and other QA

Evaluate product quality and influence on processes to improve quality assurance processes

Requirements:
5+ years of experience in Quality Assurance, manual and automation testing 

Experience in functional/non-functional testing (greybox(backend + API), integration, UI, acceptance testing, exploratory testing)

Deep understanding of QA approaches, testing principles, testing types, zero bug policy, test pyramid approach, tests coverage distribution and other

Superb quality of test documentation

Great understanding and first-hand experience of Scrum principles and/or other agile frameworks

Excellent in understanding of the SDLC from requirements analysis, development, deployment to application monitoring

Proficiency in Python-based testing frameworks (pytest, behave, other)

Good knowledge of modern QA practices, technologies, and processes

Experience in working with Continuous Integration, Continuous Delivery systems

Experience with REST API/Message Queues testing

Good SQL skills

Experience with ELK, Sentry, other monitoring/alerting tools

Independence and proactivity

Great communication skills and teamwork

Ability to quickly learn new things

Good level of spoken and written English and Russian

Nice to have:
Experience in load/stress/performance testing

Experience with Kubernetes

Experience in Fintech, Blockchain or other complex domain with heavy business logic and integrations

nWhy should you choose CoinsPaid?

To become a part of this solid team, passionate about their jobs and the crypto industry as a whole. To feel a great team spirit and meet people supporting each other's growth and development. To become a part of a rapidly developing international company and a crypto payments leader. Only in 2024 CoinsPaid was awarded more than 10 times:

- Acquisition International 2024 - Best Crypto-payment Solutions Firm 2024 - Europe;
- World Business Annual Awards 2024 - Leading Blockchain & Cryptocurrency Firm in Europe 2024;
- World Business Annual Awards 2024 -  Best Blockchain Initiative Europe 2024;
- World Business Annual Awards 2024 - Best Blockchain Fintech Company Europe 2024;
- Global Brands Magazine Awards - Leading Cryptocurrency Payment Solutions;
- ICA Compliance Awards - Development of Automated Real-time Risk Assessment System;
- Europe Fintech Awards - Crypto Award;
- EiGE Awards - Best Payment Provider 2024;
- World Business Annual Awards 2024 - Best Cryptocurrency Payment Solution Provider Europe 2024;
- World Economic Magazine 2024 - Best Digital Payments Solutions Provider;
- Malta Fintech Awards by Dynamic Events - Payment Services Provider of the Year;
- Global Brands Magazine Awards - Best Crypto Payment Gateway;
- Business Awards UK - Best Cryptocurrency Tech;
- EGR B2B - Best Cryptocurrency Service Supplier 2024;
- Global Cards & Payments Innovation Awards - Best B2B Payments Initiative;
- International Investor Award - Most Advanced Crypto Payment Processing Firm 2024.

Solid facts about CoinsPaid:

- Private and profitable company, registered and licensed in Estonia;
- Secure business, with regular financial and regulatory audits;
- Over 10 years of experience in the blockchain development;
- Over €700M processed in crypto monthly;
- Over 1M transactions processed monthly;
- Over 800 merchants accounts serviced;
- Over 270 team members across 30+ countries.

By joining CoinsPaid now, you’ll participate in building the world's best crypto payment ecosystem, conquering new markets, and popularising cryptocurrencies.

Sounds good? Well then, we can’t wait to see your resume!
To learn more please visit: https://coinspaid.com/about-us/ & https://coinspaid.com/careers/

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