Team Lead Back-end developer

We are looking for a Senior Back-end developer to produce scalable software solutions. You’ll be part of a cross-functional team that’s responsible for the full software development life cycle, from conception to deployment.

Join one of the best and most evolving industries of all time.

About De.Fi

De.Fi is a unique platform with many features designed to help our users access, manage and secure DeFi assets through a single user-friendly portal. We are constantly updating and improving the solutions at De.Fi. New tools are always in developing.

De.Fi has integrated 43 Blockchains, 8 Exchanges, and 370+ Protocols into its Dashboard. We have also built the Biggest Aggregator of the Historical Data of 10k+ LPs and Vaults at our APY Aggregator! De.Fi is also the inventor of Crypto's First Antivirus, that's currently used by Coingecko, Universities: of London, Montreal, Singapore, and more. The Ecosystem of Scanner and Shield is a multi-layer security solution that prevents users from interacting with malicious assets.

Requirements:
- 5+ years experience in SW development on Node.js stack);
- Hands-on experience with relational databases, NoSQL databases;
- Experience message brokers (RabbitMQ/Kafka);
- Good to know web3 lib, the Graph;
- Understanding design patterns and being able to apply them;
- Leadership skills.

Responsibilities:
- Collaborate with the Architect Team to analyze, research, document, present, and review proposed solutions;
- Contribute to the team's backlog building and components roadmap;
- Write and review product and test code;
- Proactively monitor and support components in the production environment;

Would be a plus:
- Familiarity with the NestJS framework);
- Experience working with high-load applications);
- Experience working with large data sets);
- Experience optimizing SQL queries);

Work conditions:
- Competitive salary corresponding to your level of knowledge, skills, and experience);
- Work with interesting projects in blockchain technology);
- Strong and supportive team);
- Vacation & Paid time off);
- Learning, courses, and conferences paid by the company);

About De.Fi

The experts at De.Fi are specialists in DeFi yield farming and smart contract security, then have experience in investing and developing advanced management and security toolkit.

De.Fi is a blockchain security network, that allows users to generate high yields while avoiding scams and security vulnerabilities, using the safest and the most yield farming accessible ecosystem.
De.Fi has developed 10+ solutions for DeFi investors, including the Advanced Automatic Smart Contract Audit Scanner - 1-click tool that scans the smart contract code for 100+ known vulnerabilities, the Approvals Analyzer tool, World's Fist Audit, and REKT Databases, and more.

Being Industry Leading Auditors, Solidity engineers performed 55+ security audits and manually collected the smart contract vulnerabilities database that became a part of the developer toolkit.

Company website:
https://de.fi/