Senior Security Platform Engineer

About the Role

We need a

Senior Backend Engineer

with 5+ years of experience building production systems who has deep expertise in security, cryptography, and cloud infrastructure. You should be comfortable owning a platform end-to-end in a small, fast-moving team and have a track record of shipping secure, scalable backend services from scratch. Bonus points if you have experience with IoT, telematics, or fleet management systems where hardware communicates with cloud services.

Tech Stack

Go, TypeScript, AWS, GCP, Azure, Docker, CI/CD, MQTT, WebSockets, REST APIs, Cryptography, IoT

**Dealbreakers, IF the CANDIDATE;**

Has NO security/cryptography background whatsoever Cannot work on-site in Alameda, CA

Requires visa sponsorship

Under 3 years of experience

Base Salary: $170K – $240K

Equity: Competitive equity

Visa Sponsorship: Not available (must have legal authorization to work in the US)

Relocation: Assistance available

Work Arrangement

Location: Alameda, CA

Schedule: On-site (some flexibility may be discussed for strong candidates, but default expectation is full-time on-site given hardware integration needs)

Benefits: Comprehensive medical/dental/vision insurance, 401(k) with company match, flexible PTO, paid holidays

Key Responsibilities

Architect, develop, and maintain the complete Secure Fleet & Financing Management System — backend APIs, web application, and supporting infrastructure — from the ground up

Design and implement secure authentication, authorization, and encryption mechanisms to protect sensitive vehicle and financing data

Collaborate with embedded and electrical teams to integrate backend services with physical on-vehicle hardware (IoT/telematics)

Define and operate cloud infrastructure, CI/CD pipelines, and deployment processes as the sole owner of the backend platform

Integrate backend services with mobile and web-based tools for end users, internal administrators, and merchant/point-of-sale systems

Provide technical leadership on architecture decisions, framework choices, and long-term platform strategy

Establish best practices for code quality, testing, logging, and system observability as the platform scales.

Mandatory Requirements

Seniority: 5+ years building and shipping production backend systems

Hard Skills: Expert proficiency in Go or TypeScript (Python/Rust/Java also viable)

Authentication, encryption, and applied cryptography expertise

Cloud infrastructure (AWS/GCP/Azure), containers, and CI/CD

Data modeling and database design (relational/NoSQL)

MQTT, WebSockets, or real-time data processing

Hardware identity, key provisioning, or secure device onboarding

Work Experience: Built production backend systems from 0 to 1

Security-critical or fintech infrastructure experience

Designed and shipped APIs for mobile/web clients

Prior early-stage startup or high-ownership role

Education: BS in Computer Science or equivalent practical experience

Domain Experience: IoT, telematics, or hardware-cloud integration experience

Interest in EVs, motorcycles, or emerging markets

Fleet management domain experience.