## **Role Overview**
As a **Senior Blockchain Engineer at DeCruiz Labs**, you’ll help build the **compliance-first infrastructure powering token issuance, vesting, airdrops, fundraising, and foundation management** for leading Web3 projects. You’ll work on production-grade blockchain systems that support token launches, on-chain distributions, investor workflows, and multi-chain integrations at global scale.
## **Key Responsibilities**
* Design and develop **smart contracts, token standards, and secure blockchain integrations**
* Build backend systems for **on-chain state indexing, automated transactions, claims, vesting, and distribution**
* Architect **multi-chain infrastructure** across EVM and emerging ecosystems
* Improve **protocol security, gas efficiency, scalability, and fault tolerance**
* Partner with product, compliance, and security teams to support **audit-ready launches**
* Mentor engineers and contribute to **architecture decisions and engineering best practices**
## **Required Qualifications**
* 5+ years of software engineering experience at **Blockchain** space
* Strong expertise in **Solidity, TypeScript/Node.js, distributed systems, and backend architecture**
* Deep understanding of **EVM chains, token standards, wallet flows, and transaction lifecycle**
* Experience building **DeFi, tokenization, custody, or financial infrastructure**
* Strong knowledge of **smart contract security, testing, and monitoring**
* Proven experience scaling **high-availability production systems**
## **Preferred Qualifications**
* Experience with **multi-chain ecosystems** (Ethereum, Arbitrum, Avalanche, Optimism, Solana, etc.)
* Background in **custody, HSM signing, MPC wallets, or key management**
* Familiarity with **KYC/KYB, compliance workflows, or regulated digital assets**
* Experience in **token sales, vesting, staking, or foundation tooling**
* Previous work in fast-scaling **Web3 infrastructure startups**
## **Why Join DeCruiz Labs**
* Build the infrastructure behind **$1B+ in token raises and 100+ token events**
* Work on **real-world blockchain systems used by top-tier Web3 ecosystems**
* Join a **compliance-first platform trusted by leading projects**
* Influence architecture in a **small, high-impact engineering team**
* Work across **token launches, DeFi systems, distributions, and multi-chain tooling**
* Opportunity for strong **ownership, equity upside, and technical leadership growth**
...their patients with improved efficiency clinical confidence adaptive collaboration and accelerated intelligence. Learn about the Danaher Business System which makes everything possible. As the Senior Key Account Manager (KAM) you will lead strategic customer...
Description: Company: Kelley's Market Location: Lake Geneva Address: 350 N Edwards Blvd, Lake Geneva WI 53147 Position: Sales Associate Reports To: Station Manager About Kelley's Market Join a company with deep roots and big opportunities! Since...
...Primary Care Physician Location: Stockton, California, United States Client: WelbeHealth - Program of All-Inclusive Care for the Elderly (PACE) Care Provider Industry: Healthcare / Health Services - Medical & Dental Practitioners Job Category: Medical /...
...- now hiring a Front Counter Sales Associate at our Chariton location. Full-Time position: Pay: Competitive; Based on experience Who we are: Over the past 77 years, what started out as a single bay service station has grown into a respected tire and...
Registered Nurse (RN) - Private Duty Home Care Location: Katonah, NY Pay Rate: $60-$70 per Hour Schedule: 7:30 AM - 7:30 PM Start Date: Immediate Openings Available Join Affirmed Home Care and Make a Meaningful Difference Affirmed Home Care is actively seeking experienced...