ai analyst backend bitcoin blockchain community manager crypto cryptography cto customer support dao data science defi design developer relations devops discord economy designer entry level erc erc 20 evm front end full stack gaming ganache golang hardhat intern java javascript layer 2 marketing mobile moderator nft node non tech open source openzeppelin pay in crypto product manager project manager react refi research ruby rust sales smart contract solana solidity truffle web3 py web3js zero knowledge
| Job Position | Company | Posted | Location | Salary | Tags |
|---|---|---|---|---|---|
Crypto.com | Hong Kong, Hong Kong | $185k | |||
Zinnia | Remote | $79k - $84k | |||
The Block | Remote | $90k - $100k | |||
Kraken | United States | $65k - $101k | |||
| Learn job-ready web3 skills on your schedule with 1-on-1 support & get a job, or your money back. | | by Metana Bootcamp Info | |||
Mastercard | Pune, India | $106k - $106k | |||
Zscaler | Remote | $107k - $109k | |||
Magic Eden | Shanghai, China | $91k - $105k | |||
LI.FI | Remote | $90k - $120k | |||
Logos | Remote | $84k - $150k | |||
Vac | Remote | $84k - $150k | |||
Tether | Medellin, Colombia | $115k - $138k | |||
Tether | Buenos Aires, Argentina | $115k - $138k | |||
Tether | Rio De Janeiro, Brazil | $115k - $138k | |||
Tether | Dublin, Ireland | $115k - $138k | |||
Tether | Salvador, Brazil | $115k - $138k |
Senior Backend QA Engineer
Hong Kong, Hong Kong SAR
Engineering – Engineering /
Hybrid
Apply for this job
We are a team to design, develop, maintain, and improve software for various ventures projects, i.e., projects that are adjacent to our core businesses and are bootstrapped fast with a lean team. You will be actively involved in the design of various components behind scalable applications, from frontend UI to backend infrastructure.
Responsibilities
- Collaborate with backend feature teams to design comprehensive testing strategies prior to implementation, ensuring critical business flows are well covered and promoting a test-first development mindset.
- Review automated test scenarios for backend services and APIs, with a strong focus on validating business logic.
- Review backend codebase for testability and completeness of scenario coverage, providing actionable feedback to improve quality practices and maintain consistent standards across teams.
- Oversee execution and management of test cases for backend services, monitor and analyze test results, and report on test and defect metrics to drive continuous quality improvements.
- Lead the design and execution of performance testing strategies, ensuring backend services scale reliably under high load and production-like conditions.
- Contribute to security testing initiatives, including API vulnerability assessment and data protection validation, as a complementary responsibility to strengthen overall system reliability.
- Develop, maintain, and continuously improve the test frameworks, tools, and technologies used across the organization to uphold a consistently high quality standard.
- Act as the technical bridge between QA and backend engineering teams, translating testing requirements across different technology stacks, ensuring consistent quality practices, and driving a culture of quality excellence organization-wide.
Code & Test Design Review
Test Execution & Metrics
Performance & Security Testing
Quality Framework & Collaboration
Requirements
- Strong proficiency in reading and understanding Ruby on Rails and Golang codebases; hands-on implementation experience is a plus.
- Solid understanding of backend architecture patterns, microservices, and distributed systems testing challenges.
- Familiarity with common technologies, including PostgreSQL, Kafka, RabbitMQ, Redis, etc..
- Proven ability to translate functional requirements and use cases into working test plans and test cases for backend systems.
- Strong customer focus, excellent problem solving and analytical skills.
- Familiarity with performance testing tools and methodologies, with the ability to design and analyze load and stress tests.
- Strong verbal and written communication skills with ability to work across technical teams.
- Passion for improving code quality through interaction with the development team.
- Proven expertise in RESTful and WebSocket API automation testing, leveraging frameworks such as Pytest, Pytest-bdd, and tools like Postman or equivalent.
- Proficiency with Postman or similar API testing tools for backend service validation.
- Proficiency in both English and Mandarin (written and spoken) is required, Cantonese proficiency is a plus.
Life @ Crypto.com
Empowered to think big. Try new opportunities while working with a talented, ambitious and supportive team.
Transformational and proactive working environment. Empower employees to find thoughtful and innovative solutions.
Growth from within. We help to develop new skill-sets that would impact the shaping of your personal and professional growth.
Work Culture. Our colleagues are some of the best in the industry; we are all here to help and support one another.
One cohesive team. Engage stakeholders to achieve our ultimate goal - Cryptocurrency in every wallet.
Work Flexibility Adoption. Flexi-work hour and hybrid or remote set-up
Aspire career alternatives through us - our internal mobility program offers employees a new scope.
Work Perks: crypto.com visa card provided upon joining
Are you ready to kickstart your future with us?
Benefits
Competitive salary
Attractive annual leave entitlement including: birthday, work anniversary
Work Flexibility Adoption. Flexi-work hour and hybrid or remote set-up
Aspire career alternatives through us. Our internal mobility program can offer employees a diverse scope.
Work Perks: crypto.com visa card provided upon joining
Our Crypto.com benefits packages vary depending on region requirements, you can learn more from our talent acquisition team.
About Crypto.com:
Founded in 2016, Crypto.com serves more than 80 million customers and is the world's fastest growing global cryptocurrency platform. Our vision is simple: Cryptocurrency in Every Wallet™. Built on a foundation of security, privacy, and compliance, Crypto.com is committed to accelerating the adoption of cryptocurrency through innovation and empowering the next generation of builders, creators, and entrepreneurs to develop a fairer and more equitable digital ecosystem.
Learn more at https://crypto.com.
Crypto.com is an equal opportunities employer and we are committed to creating an environment where opportunities are presented to everyone in a fair and transparent way. Crypto.com values diversity and inclusion, seeking candidates with a variety of backgrounds, perspectives, and skills that complement and strengthen our team.
Personal data provided by applicants will be used for recruitment purposes only.
Please note that only shortlisted candidates will be contacted.
Apply for this job
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:
- Developing test cases and scenarios for DApps, smart contracts, and other blockchain-based solutions
- Conducting automated and manual testing to identify and fix issues
- Collaborating with developers, product managers, and other stakeholders to ensure the quality of the product
- Ensuring that DApps and smart contracts are compatible with different blockchain networks and standards
- Contributing to the development of tools and frameworks for testing Web3 applications.