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 and Company | Posted | Location | Salary | Tags |
|---|---|---|---|---|
| $101k - $210k | ||||
| $105k - $120k | ||||
| $82k - $118k | ||||
| $81k - $84k | ||||
 ISO 9001 Certified | 400+ students | Learn more | by Metana | ||
| $81k - $84k | ||||
| $81k - $84k | ||||
| $81k - $84k | ||||
| $81k - $84k | ||||
| $81k - $84k | ||||
| $90k - $120k | ||||
| $114k - $127k | ||||
| $98k - $105k | ||||
| $148k - $150k | ||||
| $98k - $105k | ||||
| $98k - $105k |
Wallet & Crypto Security Engineer
Any / Taguig City, Metro Manila, Philippines / Hong Kong, SAR / Singapore, Singapore
Security – Security /
Full-time Employee /
Hybrid
apply for this job
Join the Pioneer Crypto Brand in the Philippines!
Coins is the most established crypto brand in The Philippines and has gained the trust of more than 18 million users. Through the easy-to-use mobile app, users can buy and sell a variety of different cryptocurrencies and access a wide range of financial services.
Coins is fully regulated by the Bangko Sentral ng Pilipinas (BSP) and is the first ever crypto-based company in Asia to hold both Virtual Currency and Electronic Money Issuer licenses from a central bank.
Responsibilities:
1. Wallet Architecture Security Construction: Lead and maintain the security architecture of the company’s cold, warm and hot cryptocurrency wallets. Standardize the full lifecycle of private key generation, storage, usage, backup and destruction, and ensure the entire system complies with top-tier industry security standards including FIPS 140-2/3.
2. MPC & Multi-Signature Strategy Management: Manage security policy configuration, permission grading and isolation for MPC (Multi-Party Computation) wallets and multi-sig smart contracts. Conduct regular disaster recovery drills to eliminate single points of failure, permission abuse and internal malicious risks.
3. On-Chain Transaction & Node Security: Conduct security hardening and daily operation and maintenance for full nodes and RPC interfaces of mainstream public chains including BTC, ETH and Tron, defending against node hijacking, Sybil attacks, unauthorized access and other underlying security threats.
4. Smart Contract Interaction Review: Audit the security of business system interactions with external smart contracts such as USDT, USDC and DEXs. Identify and prevent common on-chain vulnerabilities including approval phishing and reentrancy attacks to avoid asset security risks.
Requirements
1. Bachelor’s degree or above in Computer Science, Cybersecurity, Cryptography, Software Engineering, Blockchain or related majors, with 1-3 years of working experience in Web3 or blockchain security.
2. Familiar with basic cryptography principles, proficient in core logic of public and private key management and encrypted storage, familiar with FIPS 140-2/3 standards and cold/hot wallet architecture.
3. In-depth knowledge of MPC, TSS threshold signature and on-chain multi-signature mechanisms, with hands-on experience in permission control, disaster recovery drills and risk investigation.
4. Familiar with the underlying logic of mainstream public chains (BTC, ETH, TRON), with practical capabilities in public chain node operation, RPC interface security hardening and on-chain attack prevention.
5. Familiar with common smart contract security vulnerabilities, able to independently complete contract interaction security audits, risk assessment and problem rectification.
6. Strong security risk awareness and sense of responsibility, rigorous and meticulous working attitude, with in-depth understanding of digital asset and private key security. Experience in wallet security at large platforms is preferred.
Join the Coins Team Now!
Meaningful Collaborations - The successful candidate will work cross-functionally with other relevant teams to carry out implementations that will improve and create an impact on customer experience.
Scalable Growth - Be part of a fast-growing organization with the vision to expand its territories outside APAC which will provide opportunities for career advancement.
A Space For Bright Ideas - Let your bright ideas be converted into meaningful changes! Coins culture welcomes new ideas backed up by data to create an impact.
We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information. 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.
apply for this job
What does a Node.js developer in web3 do?
A Node developer in web3 is a software developer who specializes in creating and maintaining applications built on the Node.js platform and using web3 technology
Web3 is a term that refers to the collection of technologies and protocols that make up the decentralized web, also known as the Internet of value
This includes blockchain technology, peer-to-peer networking, and other technologies that enable users to exchange value and data in a decentralized manner
As a Node developer in web3, some of the responsibilities might include:
- Developing and maintaining web3 applications using Node.js
- Writing and testing code for smart contracts on blockchain platforms
- Implementing security measures to protect the integrity and confidentiality of data on the decentralized web
- Collaborating with other team members to design and implement web3 solutions
- Troubleshooting and debugging issues with web3 applications
- Staying up-to-date with the latest developments and best practices in the web3 ecosystem.