Senior Software Engineer, Cryptography (Web3)

Senior Software Engineer, Cryptography

Company

VIA

Conditions

17 hours ago SeniorSalary: 150K - 200KSomerville, Massachusetts, United States Remote Engineering Jobs by VIA

Skills

Algorithm Architecture Blockchain Ci/Cd Cnsa Cryptography Database Data Structure Decentralized Identity Docker Encryption Fastapi Fips Hashing Helm Ietf Istio Jwt Microservice Multisignature Nist Nosql Oauth2 Observability Passwordless Authentication Privacy Rest Api Sdlc Signature Smart Contract Sql Web3 Zero-Knowledge Proof Zero-Trust

Candidate Availability

Remote · Somerville · Required 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

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