Senior Blockchain Engineer Job at DeCruiz Labs, San Francisco, CA

alNyeGk0cDU2amRVMEpWQTVtdXRydnA2THc9PQ==
  • DeCruiz Labs
  • San Francisco, CA

Job Description

## **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**

Job Tags

Contract work

Similar Jobs

Lee Health

Cardiac Sonographer - Echo - New Competitive Pay Rates! Job at Lee Health

 ...impact. Open Positions: We are hiring Echocardiography Sonographers to join our innovative Cardiovascular Services team, with opportunities...  ..., supportive, and forward-thinking team shaping the future of cardiac care. ~ Affordable, comprehensive insurance options (family... 

TradeSource, Inc

Sheet Metal Mechanic/Tin Knocker Job at TradeSource, Inc

 ...We are hiring a tin knocker/sheet metal mechanic with duct experience. The ideal sheet metal installer should have the following experience. Minimum of 2 years of Sheet Metal experience preferred. Ability to trim and shape sheet metal using shears and saws ... 

Crime Scene Resources, Inc

Forensic Scientist (Toxicology) Job at Crime Scene Resources, Inc

 ...issue equipment. Requirements QualificationsEducation: Bachelors degree from an accredited four-year college or university with a...  ..., biology, biochemistry, molecular biology, forensic sciences, natural sciences, or related field. Discipline specific... 

Crowne Health Care

Weekend LPN 6:45-3:15 and 2:45 Job at Crowne Health Care

 ...seeking applicants to fill 1st and 2nd Charge Nurse /Med Cart position on Weekends. (Sat. & Sun.) Great place to work with Competitive Wages based on years of experience. There is a 3.00 hr. shift differential for second shift only and a weekend incentive of 2.00 for... 

Valsoft Corporation

Finance Manager Job at Valsoft Corporation

 ...We are hiring an experienced Finance Manager at Aspire Software to join our growing team in Florida! The Finance Manager will report to the Director of Finance. This individual will coordinate and manage period-end close, budgeting and forecasting, statutory compliance...