Senior Blockchain Engineer (EVM) / Core Developer

We are looking for a Senior Blockchain Engineer (EVM) / Core Developer to join our team of innovators. If your mission is to assist in creating next-level technology solutions that improve how any business is run, you will hit the bull’s eye coming aboard with us.

Work at Exadel - Who We Are:

Since 1998, Exadel has been engineering its products and custom software for clients of all sizes. Headquartered in Walnut Creek, California, Exadel has 2,800+ employees in development centers across America, Europe, and Asia. People drive Exadel’s success and are at the core of our values.

Our customer is the leading Web3 infrastructure provider in Latam. They build the solutions needed by institutions to access the Web3 ecosystem by pioneering Web3 infrastructure technology together with our deep financial markets expertise.

Project Team:

When you join our team, you'll immerse yourself in a culture where teammates support each other and work collaboratively to achieve better results. We believe that together, we are better, and we can continue to find brilliant solutions by sharing ideas and constantly developing as individuals and as a team.

Requirements:

• 3+ years of experience in blockchain development, with a focus on Core Development on the Ethereum Virtual Machine (EVM) platform.
• Experience forking, changing, debugging, and running any Ethereum client (e.g., go-ethereum/geth, bsc-geth) and consensus mechanisms (e.g., Parlia, Clique, PoW, Lachesis, BFT).
• An understanding of the architecture of geth, reth, and other low-level EVM software.
• (Optional) Experience working in an engineering role at an L1/L2 in the past.
• 5+ years of experience in software engineering, preferably at a reputable startup or a large tech company.
• 2+ years of experience in smart contract development, with at least one live deployed project on a mainnet EVM chain.
• 3+ years of experience in developing blockchain applications.
• Strong proficiency in Golang and other relevant programming languages for interacting with smart contracts.
• Good knowledge of classic cryptography:
o Pseudo-Random Number Generator (PRNG);
o Symmetric encryption/decryption: AES Block Cipher,
o Asymmetric encryption/decryption: DH key exchange, RSA, ECDSA;
o Secure Hash Algorithms: SHA256, SHA512;
o (Differential) Zero-knowledge proofs (ZKP), Circom, SNARK, GROTH16, PLONK.
• 5+ years of experience with database management (SQL and NoSQL).
• 3+ years of experience with tools like Web3.js / Ether.js, JavaScript/TypeScript, Hardhat, Truffle.
• Experience with cloud-based architecture and deployment (e.g., AWS, Azure, Google Cloud Platform).
• Others: Microservices, Distributed Systems, Prometheus, Grafana, Redis, Elastic Stack, Kafka, RabbitMQ.

Responsibilities:

• Design and develop decentralized applications on the Ethereum Virtual Machine (EVM) platform.
• Collaborate with product and engineering teams to understand user requirements and implement efficient and secure blockchain solutions.
• Write clean and efficient code using Golang and other relevant programming languages.
• Test, debug, deploy, and scale simulations of decentralized applications on various EVM-compatible blockchains.
• Stay up-to-date with the latest blockchain technologies and trends, and apply them to our projects as appropriate.
• Contribute to the development and deployment of core EVM (Solidity) smart contracts for a fully integrated and modular blockchain optimized for real-world assets (RWAs).

Smart Contract Development
• Develop and deploy smart contracts for essential features such as RWA tokenization, KYC attestations, and account abstraction.
• Collaborate with product engineers to integrate smart contract functions into core applications, ensuring compatibility with the end-to-end onboarding platform.

Architectural Design
• Design and implement smart contract, indexing, and off-chain architectures to support a robust incentivized testnet campaign.
• Contribute to building next-generation smart contracts and standards for tokenized capital markets, ensuring scalability, security, and efficiency.

Advantages of Working with Exadel:

Exadel is a global company, and benefits can vary depending on your location and contract type. Your recruiter will provide specific information about the benefits available to you:

• International projects
• In-office, hybrid or remote mode
• Medical healthcare
• Recognition program
• Professional & personal development opportunities
• Foreign languages classes
• Well-being program
• Corporate events
• Sports compensation
• Referral program
• Equipment provision
• Paid vacation & sick days