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Senior FullStack QA Engineer with Python (Programming language)

CoinsPaid • English • Crypto Payments • Python • 2 years ago

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Salary

≈ $60k – $171k per year (Estimated)

Location

Remote (Europe)

Seniority

Senior · 5+ years exp

Employment

Full-Time

Confirmed on the employer's own hiring board on Oct 17, 2026. First seen by Alion on Apr 8, 2024. CoinsPaid scores B on the Alion truth index.

Overview

Company

Impact

Profile match

CoinsPaid

CoinsPaid is a crypto payment processor handling deposits, payouts and settlement for online merchants. It provides wallets, invoicing and automatic conversion to fiat, with a large share of volume from gaming and e-commerce clients. The company operates under Estonian and European licensing.

coinspaid.com • HQ: Tallinn, Estonia • Crypto Payments • 201-500 employees • Est. 2014

Tech stack of CoinsPaid

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

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