Senior Full Stack Engineer

Senior Full Stack Engineer - Backend Focus / Security / Node (Hybrid)OverviewA Senior Engineer is required to join an exciting early-stage startup in the San Francisco East Bay. This is a high-impact opportunity to architect a security-critical cloud platform from scratch, powering a new generation of electric vehicles and financial services for global markets.Why join?Stable Funding: Enjoy the agility of a startup without the instability of the typical venture capital cycle.Elite Team: Work alongside founders with backgrounds in high-volume manufacturing and top-tier tech consulting.Real Impact: Solve complex logistics and asset-protection challenges that have a tangible, positive impact on global mobility.Salary: Base salary up to $210,000 DoE, plus equity.Benefits: Medical, Dental, and Vision insurance, 401(k) with company match and 20 days PTO + 11 holidays.The CompanyA mission-driven hardware and software company revolutionizing personal transportation. By combining rugged, purpose-built electric vehicles with innovative financing solutions, they make mobility accessible in underserved economies. They foster a collaborative, hands-on culture where software directly interacts with the physical world.The RoleYou will own the end-to-end architecture of the fleet management and asset tracking system. This role is weighted approximately 75% Backend/Security and 25% Frontend. You will:Architect and build secure backend services to handle financial transactions, vehicle telemetry, and user identity.Implement rigorous security standards for IoT data flows, ensuring tamper-proof logging and encryption.Build the necessary web interfaces for fleet administration (React), while ensuring the underlying API surface is robust and scalable.The Essential Requirements5+ years of experience shipping production software, with a heavy emphasis on Backend Engineering.Proven experience architecting security-critical systems (e.g., handling payments, PII, medical data, or access management).Deep proficiency in Node.js, TypeScript, Go, or Python.Competence in Frontend development (React, Vue, or similar) to support internal tools and dashboards.Experience managing cloud infrastructure (AWS/GCP/Azure) and designing scalable APIs.Must be willing to work on-site in the San Francisco East Bay area.Must possess legal authorization to work in the United States.What will make you stand outBackground in Fintech, Banking, Healthcare (HIPAA), or Defense sectors.Deep expertise in Applied Cryptography, Identity Access Management (IAM), or Secure IoT.Experience with mobile development (React Native) is a plus, but not required.Previous experience as a founding or early-stage engineer.A passion for EVs, automotive tech, or hardware-software integration.If you are interested in this role, please apply with your resume through this site.SEO Keywords for SearchSenior Backend Engineer, Security Engineer, Staff Software Engineer, Full Stack Engineer, IoT Security, Fintech Engineer, Node.js Architect, TypeScript, Cryptography, Identity Management, IAM, HIPAA Compliance, Payment Systems Developer, Secure Systems Architect, Fleet Management, API Developer, Cloud Security, AWS, Hardware Integration, San Francisco Jobs, East Bay Developer, Python, Golang, Asset Tracking, Cyber Security Engineer, Backend Lead.DisclaimerAttis Global Ltd is an equal opportunities employer. No terminology in this advert is intended to discriminate on any of the grounds protected by law, and all qualified applicants will receive consideration for employment without regard to age, sex, race, national origin, religion or belief, disability, pregnancy and maternity, marital status, political affiliation, socio-economic status, sexual orientation, gender, gender identity and expression, and/or gender reassignment. M/F/D/V. We operate as a staffing agency and employment business. More information can be found at attisglobal.com.