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We’re a friendly team of blockchain and crypto enthusiasts, who love being at the front edge of something new, so DeFi is the place to be for us. And now we are looking for a Back-End (Node.JS) Developer, who is ready for new interesting challenges.

Project And Team

Our main advantage is displayed in our motto: “Mad ideas implemented wisely”- which means we have no fear of delivering solutions of any complexity or extravagance.

We are a unique blend of young talent as well as seasoned industry experts. Our team has won several international blockchain hackathons and also according to the results of our cooperation we have gained the trust of Tezos, Ukrainian government enterprises, and many other partners from around the world.

Requirements for a candidate:

﹣ Experience in Typescript;
﹣ Experience in Node.JS;
﹣ Experience in Express;
﹣ Experience in GraphQL / JSON-RPC;
﹣ Experience in PostgreSQL;
﹣ Experience in Redis;
﹣ Experience in RocksDB / LevelDB;
﹣ Experience in ORM (Sequelize, Prisma, etc.);
﹣ Experience in RxJ;
﹣ Ability to use GIT;
﹣ Good knowledge of algorithms and data structures;
﹣ Interest in Blockchain.


﹣ Write blockchain indexing software;
﹣ APIs development both in GraphQL and REST;
﹣ Code optimization towards maximum RPS;
﹣ Contribution to Open Source projects of the company.

We are offering:

﹣ Opportunity to grow in technology and business;
﹣ Competitive salary;
﹣ An exciting product, and direct communications;
﹣ Flexible working schedule: 6-8 hours per day (Monday - Friday) also you can work remotely few days or more if needed, just make sure you’re always reachable in case of urgency, and attend the meetings;
﹣ Comfortable double-level Loft office space (walking distance to Polytechnical Institute subway station);
﹣ Positive corporate environment, based on principles of respect, support and mentorship;
﹣ An option to visit blockchain meetups and lectures;
﹣ Kick off parties.

If you are interested in our offer, please — contact us!

About MadFish

We’re a friendly team of blockchain and crypto enthusiasts, who love being at the front edge of something new, so DeFi is the place to be for us. Our products for the Tezos ecosystem have high liquidity, and an increasing number of users.

We believe that DeFi solutions will beat Traditional Financial institutions in time. That's why we’re creating sophisticated DeFi products that actually drive the entire ecosystem forward, and share them with new crypto users from all over the world.

Our main products are the DeFi-focused web wallet Temple (it became one of the most popular on Tezos), the decentralized exchange Quipuswap, and the decentralized crypto-lending platform. It’s just the beginning.

We're aiming to build the best product development team we've ever had. If you're interested in joining our team, we'd encourage you to contact us ASAP.

Company website:

DOU company page:

Job posted on 23 December 2021
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