$60  / per hour

Years of experience



A highly professional blockchain developer with 7 years of experience applying highly secure smart contracts to ensure success and achieve goals. Experienced in implementing industry best practices to fortify smart contracts and safeguard user data, earning the trust of both clients and stakeholders. Proficient in integrating blockchain solutions with existing systems has resulted in seamless user experiences and improved operational efficiency.

Tech Stack

Blockchain, C++, Django, Docker, Express.js, Go Lang, GraphQL, Java, JavaScript, MongoDB, MySQL, Node, PostgreSQL, Python, Rust, Solana, Solidity, Web3


  • Demonstrated success developing and seamlessly executing smart contracts in complex DeFi and DEX structures.
  • Expertised in developing and auditing blockchain smart contracts with various Blockchain platforms including Ethereum, Solana, Binance Smart Chain, and Hyperledger.
  • Recognized for maximizing performance by implementing appropriate project management through analysis of details to ensure quality control and an understanding of emerging technology.

Employment history

Senior Blockchain Developer, Isobar April 2020 — April 2023 Developed blockchain-based solutions for supply chain management, digital identity verification, and financial transactions. Designed and developed more than half a dozen Web3 projects and enabled cross-chain communication and data exchange using blockchain interoperability protocols such as Polkadot, Cosmos and Chainlink. Supervised 5 developers to create several e-commerce dApps based on blockchain platforms such as Ethereum, EOS and Hyperledger Fabric.
Blockchain Developer, BlockFi April 2018 — April 2020 Developed smart contracts and unit tests, deployment scripts using Hardhat, Solidity, Ethers.js, Web3.js, and Typescript. Implemented Defi smart contract using PancakeSwap DEX protocol on Binance Smart Chain. Developed Crypto Trading platform's smart contract on Avalanche network. Developed P2E game smart contract using Rust, Solana SDK, Anchor and Stargaze.
Backend Developer, Verz Design October 2016 — April 2018 Developed and maintained server-side logic pipelines integrating with a variety of data sources and complex APIs. Architected a global CMS infrastructure that resulted in improved performance from 45% to 98% success rate. Configured MySQL databases for better data sorting and retrieval, refining data access operations by an average of 4 seconds. Leveraged advanced technologies such as Express, REST API's and PostgreSQL to customize and optimize eCommerce applications for improved user experience. Developed back-end architectures with Django/Flask, and MongoDB queries that enabled faster loading speeds.

Education history

Bachelor of Computer Science, Singapore Institute of Technology September 2012 – September 2016 The program equips students with skills in designing, managing, and analyzing distributed systems and IoT applications. Through hands-on projects and real-world case studies, I gained practical experience with cutting-edge technologies.
Download profile as PDF

We’ve helped 83 clients with IT recruitment and software development.

Read about a few of them below...

DevsData LLC Reviews 5.0 stars 37 reviews
Powered byClutch logo
Powered byClutch logo
See more testimonials
Similar blind CVs/resumes

I agree to and accept that DevsData LLC will provide better user experience by collecting, analyzing and cataloging information about Internet electronic addresses that I have connected with my devices and about the type of my devices (such as the type and version of software) as well as by making automatic decisions (not involving sensitive data). The agreement applies for the legally binding period, or until either the user or DevsData LLC withdraws from the agreement. Withdrawing from the agreement will result in removing the user's data. Please see our privacy policy.

We use cookies to provide the best experience for you. >More about cookie policyarrow

Book a call with our team

For software development projects, minimum engagement is $15,000.

Prefer email?
Quote mark

Best back-end engineers I've ever worked with...​

“I interviewed about a dozen different firms. DevsData LLC is truly exceptional – their backend developers are some of the best I’ve ever worked with. I’ve worked with a lot of very well-qualified developers, locally in San Francisco, and remotely, so that is not a compliment I offer lightly. I appreciate their depth of knowledge and their ability to get things done quickly. “


Nicholas Johnson




Thank you

We'll get back to you within 1 business day.