Senior DeFi Engineer – Primitives; Blockchain

Shape the Future of Blockchain—Bringing Business On-Chain We’re offering a unique opportunity to join Launch Legends (and Autheo) as a part-time Equity Cofounder. Founded nearly four years ago, Launch Legends is at the forefront of bridging Web3 blockchain technology with the next evolution of Web2 integration—bringing businesses on-chain through enterprise-grade solutions, DePIN innovations, and decentralized financial infrastructure.

• Autheo —
• Autheo Team –
• Launch Legends (Parent Company) — (Use the "Apply for this Job" box below)..io
• Twitter: /

About Autheo
With nearly 100 equity cofounders from leading companies and institutions—many with advanced degrees and PhDs—Autheo is solving the critical challenges blocking business adoption of blockchain technology.

Key Features:

• Enterprise-Grade Layer-1 Blockchain — High-speed, self-securing, and cost-efficient infrastructure built for scale.
• Developer Hub & Application Marketplace — A decentralized platform where developers build, deploy, and monetize real-world apps.
• Web2-Web3 Integration — Microservices, SDKs, and governance frameworks for seamless business migration.
• Decentralized Cloud & Compute — Secure, privacy-preserving storage and AI-powered compute for next-gen applications.
• DePIN Infrastructure — On-chain networks powering real-world infrastructure ownership and resource sharing.

Traction (Testnet Launch):

• Wallet Accounts: 290,000
• Twitter Followers: 30,000
• Discord Members: 19,000
• Smart Contracts Deployed: 30,000
• Developers Registered for MVP Dev Hub: 7,500

Compensation & Growth Path
This is a part time equity / token-based cofounder opportunity. You will receive equity in Launch Legends, Autheo, and the WFO Creator Network, along with token allocations in the Autheo blockchain. We have already completed an initial financing round to support infrastructure and marketing, and are currently in discussions with VCs and crypto investors to fund expansion and salaries. Salaried compensation is expected to begin within 4 to 5 months, following our node, token sales or funding.

Role:
Senior DeFi Engineer – Primitives (with Blockchain Experience)
Autheo is building a sovereign data platform unifying petabyte-scale pipelines, federated lakehouse analytics, and 200GB/s streaming with 25μs query latencies, unbreakable encryption, and GDPR/HIPAA compliance.

As a part-time Senior DeFi Engineer – Primitives in an equity-based cofounder role, you’ll design core DeFi mechanisms using Solidity, Rust, and Polkadot JAM, powering adaptive AMMs, perpetuals, and zk-enabled lending across DePIN networks. This role is critical to enabling post-quantum security and cross-chain liquidity  you’re passionate about DeFi primitives and Web3, join us to shape the financial layer for the next trillion-dollar decentralized economy.

• Architect AMMs, perpetuals, options, and synthetics for sub-microsecond execution.
• Implement tokenomics with dynamic governance, staking, and inflation/deflation models.
• Build zk-SNARK lending systems resistant to oracle attacks and front-running.

• Optimize contracts for gas efficiency and parallel execution in sharded environments.
• Integrate RWA tokenization with yield farming and cross-chain bridges.
• Ensure 50B TPS scalability with Patricia Trie state management.

• Embed post-quantum cryptography for unbreakable DeFi primitives.
• Conduct formal verification using TLA for economic incentive alignment.
• Mitigate risks with smart contract audits and MEV-resistant designs.

• Design primitives compatible with Ethereum, Solana, Polkadot, and Cosmos.
• Implement high-throughput bridges for seamless liquidity routing.
• Integrate oracles like Chainlink for tamper-proof DeFi data feeds.

• Deliver SDKs (Solidity/Rust) for rapid primitive deployment.
• Build testing sandboxes for DeFi simulation in