About Affinidi

Affinidi is a technology leader dedicated to redefining data ownership for a more secure and equitable digital future. Our core mission is to empower individuals and businesses with control over their data through decentralized digital identity solutions. We are building a trusted, open ecosystem that enables the secure and private exchange of data and services across global markets.

Role Summary

We are seeking a highly accomplished and solution-oriented Staff Software Engineer with deep, demonstrable expertise in Rust. In this senior capacity, you will lead the design and development of secure, scalable, and high-performance backend systems for the Affinidi Elements platform.

You will be a key technical leader, collaborating with global, cross-functional teams to architect and build a multi-component platform. This role requires a strategic mindset, a passion for hands-on coding, and a commitment to engineering excellence.

Key Responsibilities

Technical Leadership & Architecture: Influence long-term technical strategy and architectural direction for our backend systems, ensuring they are robust, scalable, and secure.
Software Development: Design, implement, and deliver high-quality, secure features and platform improvements using Rust.
System Design: Architect and implement solutions to complex, large-scale technical challenges, with a focus on distributed systems and performance optimization.
Quality & Best Practices: Establish and refine engineering best practices, driving critical improvements in product quality, security, and performance. Champion rigorous code review and testing methodologies.
Mentorship & Collaboration: Raise the bar for engineering excellence by mentoring fellow engineers and collaborating effectively with product, design, and security teams in a fast-paced, iterative environment.
Open Source Contribution: Contribute to world-class, standards-compliant software components, many of which are open-sourced as part of our commitment to the decentralized community.

Required Qualifications

Proven track record as a Staff-level or similarly senior Software Engineer.
Strong backend development skills with deep, professional expertise in Rust.
Extensive experience in designing, deploying, and optimizing high-scale distributed systems.
Deep knowledge of TypeScript/Node.js; professional experience with Dart is a significant advantage. Familiarity with C# or Go is beneficial.
Expertise in cloud computing, preferably AWS, and cloud-native development environments.
Proven ability in performance optimization and diagnosing system bottlenecks.
Skilled in creating clear technical documentation (e.g., C4 Model, ADRs) and communicating architectural decisions.
A strong advocate for privacy-by-design, security-first principles, and building high-performance systems.
Experience applying asynchronous cryptography in production-grade products.
Comfort and proficiency thriving in autonomous, fast-moving environments while collaborating across global teams.

Preferred Qualifications

Experience in authorization/authentication domains.
Knowledge of decentralized identity, verifiable credentials, or secure data exchange protocols.
Expertise in building systems with advanced cryptography requirements.
Experience working across diverse functions, locations, and time zones.