Binance is hiring a Web3 QA Engineer (On-chain Data)
Location: Europe
QA Engineer (On-chain Data)
Europe
Engineering – QA /
Full-time: Remote /
Remote
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Binance is a leading global blockchain ecosystem behind the world’s largest cryptocurrency exchange by trading volume and registered users. We are trusted by over 280 million people in 100+ countries for our industry-leading security, user fund transparency, trading engine speed, deep liquidity, and an unmatched portfolio of digital-asset products. Binance offerings range from trading and finance to education, research, payments, institutional services, Web3 features, and more. We leverage the power of digital assets and blockchain to build an inclusive financial ecosystem to advance the freedom of money and improve financial access for people around the world.
Join the Exchange Service team at Binance, the world's leading cryptocurrency exchange serving over 250M+ registered users across 100+ countries. As dedicated software engineers, we are responsible for developing and maintaining the core trading platform, ensuring seamless and efficient operations. Our work solidifies Binance as the preferred choice for crypto enthusiasts worldwide.
Responsibilities
- Monitor the security of on-chain and business data to ensure data consistency and fund safety.
- Identify and analyze issues such as duplicate entries, missing transactions, and abnormal activities, and drive timely resolution.
- Propose optimization suggestions during daily operations to enhance overall fund security and data accuracy.
- Participate in test case design, test data preparation, testing execution, and the development of automated testing scripts.
Requirements
- At least 3 years of experience in QA (Quality Assurance) or Operations Engineering, with proficiency in automation testing and solid backend testing and coding skills.
- Strong understanding of blockchain and Web3 concepts, familiar with major blockchain networks, blockchain data query methods, fund security logic, account system architecture, transaction lifecycles, and smart contracts.
- Experience using blockchain explorers (e.g., Etherscan, BscScan) or analyzing node logs is preferred.
- Proficient in SQL testing, capable of independently writing and executing SQL queries for data verification.
- Skilled in Python / Shell scripting, able to independently process and validate data.
- Familiar with Agile / Scrum development methodologies.
- Experienced with Git, CI/CD pipelines, and API testing workflows.
- Background in financial institutions, clearing and settlement systems, or risk control systems is preferred.
Bonus
- Experience in big data middleware testing, such as Hadoop, Hive, Spark, Kafka, or Flink.
Why Binance
• Shape the future with the world’s leading blockchain ecosystem
• Collaborate with world-class talent in a user-centric global organization with a flat structure
• Tackle unique, fast-paced projects with autonomy in an innovative environment
• Thrive in a results-driven workplace with opportunities for career growth and continuous learning
• Competitive salary and company benefits
• Work-from-home arrangement (the arrangement may vary depending on the work nature of the business team)
Binance is committed to being an equal opportunity employer. We believe that having a diverse workforce is fundamental to our success.
By submitting a job application, you confirm that you have read and agree to our Candidate Privacy Notice.
We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.
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