Blockchain / Crypto Engineer

Iris Software Inc.; Austin (TX); On-site; USD 120,000 - 180,000; Full time

Job summary

Iris Software Inc. is seeking a Blockchain / Web3 Engineer in Austin, TX to design and build scalable backend services interacting with blockchain networks, tokenization, and orchestration workflows.

You will work with Ethereum/EVM, smart contracts, and token lifecycle management, integrating with nodes, wallets, and signing systems, using JSON-RPC and WebSockets in a secure, cloud-native environment.

Qualifications

• 5+ years of software engineering experience building distributed systems or blockchain/Web3 applications.
• Strong hands-on experience with Ethereum/EVM, smart contracts, Solidity, and blockchain transaction lifecycle.
• Experience building backend services that integrate with blockchain nodes, wallets, custody platforms, signing systems, and smart contracts.
• Design scalable services for tokenization, transaction orchestration, blockchain connectivity, event ingestion, indexing, and token lifecycle management.
• Experience with microservices, APIs, event-driven architecture, and cloud-native development using Java, Go, TypeScript, Python, or Rust.
• Preferred experience with Hyperledger Besu, permissioned EVM networks, Canton/Daml, or enterprise blockchain platforms.
• Experience with wallet infrastructure, transaction signing, custody, key-management patterns, smart-contract security, testing, and production deployment in regulated environments.

Skills

Blockchain

Ethereum/EVM

Solidity

Backend development

Distributed systems

Tools

JSON-RPC

WebSockets

Hyperledger Besu

Canton/Daml

enterprise blockchain

Job description

Iris Software's client one of the leading Financial Services Company is looking to hire for the following roles

Job Title: Blockchain / Web3 Engineer

Location - Austin TX/ South Lake TX

Job Description

5+ years of software engineering experience building distributed systems, backend platforms, financial systems, or blockchain/Web3 applications

.Strong hands-on experience with **Ethereum/EVM, smart contracts, Solidity, and blockchain transaction lifecycle, including gas, nonce management, confirmations, logs, and finality.

Experience building backend services that integrate with **blockchain nodes, wallets, custody platforms, signing systems, and smart contracts** using technologies such as JSON-RPC and WebSockets.

Design and develop scalable services for **tokenization, transaction orchestration, blockchain connectivity, event ingestion, indexing, and token lifecycle management.

Experience with **microservices, APIs, event-driven architecture, messaging systems, and cloud-native application development using Java, Go, TypeScript, Python, Rust, or similar languages.

Preferred experience with **Hyperledger Besu, permissioned EVM networks, Canton/Daml, or enterprise blockchain platforms.

Experience with wallet infrastructure, transaction signing, custody, key-management patterns, smart-contract security, testing, and production deployment in regulated or security-sensitive environments is highly desirab

le.

About Iris Software

Inc.

With 4,000+ associates and offices in India, U.S.A. and Canada, Iris Software delivers technology services and solutions that help clients complete fast, far-reaching digital transformations and achieve their business goals. A strategic partner to Fortune 500 and other top companies in financial services and many other industries, Iris provides a value-driven approach - a unique blend of highly-skilled specialists, software engineering expertise, cutting-edge technology, and flexible engagement models. High customer satisfaction has translated into long-standing relationships and preferred-partner status with many of our clients, who rely on our 30+ years of technical and domain expertise to future-proof their enterprises. Associates of Iris work on mission-critical applications supported by a workplace culture that has won numerous awards in the last few years, including Certified Great Place to Work in India; Top 25 GPW in IT & IT-BPM; Ambition Box Best Place to Work, #3 in IT/ITES; and Top Workplace NJ