Senior Software Engineer, Cryptography
VIA Science, Inc. (VIA) is a Somerville-based data-security software company providing Web3, quantum-resistant, passwordless, AI, blockchain, and privacy technologies for government, defense, critical infrastructure, and enterprises.
Maintainer signals as of 9/2/2026
Projects
About VIA Science, Inc.
VIA describes itself as a provider of Web3 technologies to the U.S. Department of Defense and critical-infrastructure companies. Its current offerings include GHOST for corrections intelligence, Quantum Transfer for secure large-file transfers, SLAM AI for secure collaboration between teams and AI agents, VIA Wallet for offline-capable stablecoin payments, and VIA Zero Trust Fabric for passwordless application authentication. VIA also develops VIAsecurechain, a permissioned, DoD-accredited blockchain used for verifiable data protection and privacy-preserving workflows.
Skills
Candidate Availability
Required and preferred rules are kept separate and reflect the wording in the original posting.
About the Role
You will design and develop secure microservices, automate software delivery, and monitor deployed applications. You will integrate cryptography, privacy-preserving technologies, passwordless authentication, decentralized identity, and blockchain components. You will build automated testing strategies, evaluate distributed-system advances, advise on security decisions, and communicate complex designs to cross-functional stakeholders.
Requirements
- Bachelor’s degree or higher in computer science, mathematics, engineering, or science
- 5+ years of relevant full-stack or backend development experience
- Experience with cloud-based microservices and zero-trust architecture
- Experience developing RESTful APIs secured by OAuth2 and JWT
- Experience integrating encryption, hashing, and digital signatures
- Exposure to Web3 technologies including smart contracts and multi-signature setups
- Working knowledge of Docker and Helm charts
- Ability to maintain high software engineering standards
- Ability to give and receive feedback on design documents
- Exposure to blockchain systems, zero-knowledge proofs, IETF RFCs, or validated cryptography
- Exposure to Istio Service Mesh and observability tooling
- Working knowledge of data structures, algorithms, SQL and NoSQL databases, and in-memory storage
Responsibilities
- Design and develop secure reliable microservices
- Automate SDLC and CI/CD pipelines
- Monitor and optimize deployed applications
- Integrate Web3 and privacy-preserving technologies
- Develop automated testing strategies
- Explore advances in privacy, cryptography, and distributed systems
- Advise on privacy and security decisions
- Explain software designs and technical processes
Benefits
- 401K plan with up to 5% employer contribution
- Fully funded health, vision, and dental coverage from day one for the employee’s whole family
- Up to 24 weeks of paid parental leave
- Four-week paid ramp-back program
- $10,000 family forming benefit
- Flexible vacation policy
- Summer Fridays
- Extended holiday period in December
- Work-from-home flexibility
- Remote work from eligible locations for up to two months per year
- Transit benefits
- In-person team events
- Dedicated wellness advisor
