Quality Assurance Jobs in Web3

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Job Position Company Posted Location Salary Tags

OpenTag

Sofia, Bulgaria

$98k - $100k

Okx

Remote

$101k - $152k

Copperco

Remote

$64k - $77k

Bitpanda

Vienna, Austria

$81k - $90k

Coinbase

Remote

$152k - $179k

Gate.io

APAC

Gate.io

APAC

$74k - $79k

Crypto Finance AG

Zurich, Switzerland

$90k - $90k

Coinbase

Remote

$87k - $150k

Paxos

Remote

$81k - $92k

Lido

Remote

$84k - $90k

Dmarket

Ukraine

$84k - $90k

Binance

Remote

Libre Capital

Remote

Coin Market Cap Ltd

Dubai, United Arab Emirates

$95k - $106k

OpenTag
$98k - $100k estimated
23 Sofia BG
Apply

OpenTag is a well-funded International company within the field of Sports Betting and Gaming.

Our mission is to create the best software through empowered teams, centralized around our product. We do this to help great organizations reach ambitious goals and fulfill their purpose with equally great teams.

Our platform is built in Golang and Java(Spring/boot) with heavy usage of best practice packages, development approaches, and infrastructure.  We take special pride in progressive thinking.

What will you do? What tech do we use?

You will become part of a well-functioning Scrum Team.

Your focus will be a microservice-based betting platform, created with Apache Thrift, Kafka, GraphQL, Java, Go, PHP, TypeScript, React.

And your day-to-day work will be related to TypeScript, GitLab, Kafka, Google Cloud, Kubernetes, Docker.

You will actively participate in the creation and maintenance of the in-house built testing framework.

You will participate in the technical discussions with stakeholders (Product Owners, Delivery Managers & etc.) regarding product requirements and the delivery process.

Creating test cases based on product requirements and defining the automation scope would be, also part of your tasks.

Investigate root cause of issues to assist with finding the most comprehensive and robust solutions.


  • 1+ years of experience in automation testing

  • Experience in an object-oriented language such as Java/C#, JavaScript (TypeScript)

  • Experience with GitLab, CI tools, Playwright, Selenium WebDriver

  • Experience with REST API testing, GraphQL will be an advantage

  • Experience with databases (SQL AND/OR no-SQL)

  • Experience with Performance testing (K6)

  • Experience in QA methodologies, clear understanding of QA processes and artifacts

  • Experience with test management systems such as Xray

  • Experience with Jira & Confluence

  • Upper-Intermediate English

Would be a plus:

  • Experience with Docker, Kubernetes

  • Experience with BDD, Gherkin syntax

  • Experience with Karate framework

The recruitment process includes an HR Interview, 1st Technical Interview, Final interview, Offer, and an Onboarding Plan.

On your first day, you will be met by an HR Representative, who will introduce you to the company, and conduct a tour of the office. Everything you need will be waiting for you (laptop, workplace, welcome package).

You will have the opportunity to meet colleagues during lunch or coffee breaks. We will do everything necessary to make you feel comfortable and support you during and after the adaptation period.


Your onboarding will continue with meeting the important stakeholders working with your team. In addition, you will have regular 1:1 meetings with your manager where you can receive and give feedback. Later on, you will get acquainted with our employee development program.


Our routine at OpenTag:

We’re pretty proud to be working here, and we hope you’ll be too. It’s essential that we don’t like micromanagement.

Do your job. If you want help - come and ask for it. No one will track your time or check you every 30 minutes to see how it’s going.

The position is hybrid: 3 days in the office (for collaboration and team synergy) and 2 days remote (for flexibility and focus). 

Our office at Pope John Paul II 6 is an amazing space with its own barista, incredible colleagues, and a rooftop terrace - the perfect environment for both work and creativity! ☕🌇

What do We offer?

  • Fast recruitment process - an interview and then possibly an offer in a matter of a few working days

  • Excellent remuneration

  • Great office space with amazing colleagues

  • The opportunity to build a scalable online betting platform from scratch

  • Work with the latest technologies

  • 25 vacation days a year + a day off for your birthday

  • Premium Health Insurance

  • Birthday vouchers

  • Office snacks and team lunches

  • Sports Card

  • Transportation and food allowance

  • Quarterly team events

  •  ... and many more!

What is a QA in a job?

QA stands for Quality Assurance, which is a process or department in a company responsible for ensuring that products or services meet a certain level of quality

In a job, QA may refer to the role of a Quality Assurance Engineer or a Software Testing Engineer, who is responsible for designing and implementing quality control procedures to ensure that products or services meet the company's quality standards

A QA Engineer may be involved in various stages of the product or service development cycle, from designing and planning quality control procedures to executing testing and analysis to identify and address issues or defects

They may also work closely with other departments, such as engineering, product management, and customer support, to ensure that customer needs are met and that products or services meet the desired level of quality

In the context of Web3, Quality Assurance (QA) refers to the process of testing decentralized applications (DApps), smart contracts, and other blockchain-based solutions to ensure their functionality, security, and performance

The role of a QA Engineer in Web3 may involve designing and implementing testing strategies to identify and fix bugs, vulnerabilities, and other issues that could affect the user experience, data integrity, or network security

Some of the specific responsibilities of a QA Engineer in Web3 may include:

  1. Developing test cases and scenarios for DApps, smart contracts, and other blockchain-based solutions
  2. Conducting automated and manual testing to identify and fix issues
  3. Collaborating with developers, product managers, and other stakeholders to ensure the quality of the product
  4. Ensuring that DApps and smart contracts are compatible with different blockchain networks and standards
  5. Contributing to the development of tools and frameworks for testing Web3 applications.