Software Engineer (Enterprise Applications, Backend)

Harbinger Motors; Garden Grove (CA); On-site; USD 140,000 - 200,000; Full time

Benefits offered by this job

Health coverage

Stock options for early employees

Annual vacation stipend

Flexible PTO

Paid lunches and dinners

Job summary

Harbinger Motors is seeking a Backend Engineer to design, develop, and scale infrastructure powering vehicle data management, simulations, and software management. You will implement robust, secure server-side systems, APIs, and data pipelines, collaborating with embedded, data science, and frontend teams in a fast-paced environment.

The role emphasizes cloud IaC, testing, and continuous improvement, with a mission-driven focus on sustainable EV technology.

Qualifications

• 5+ years of software development with a focus on backend engineering
• Experience designing and scaling data-driven backend systems
• Strong knowledge of distributed systems and data pipelines
• Proficient in designing robust RESTful APIs and/or GraphQL APIs
• Security and data privacy best practices awareness

Responsibilities

• Design, develop, and scale backend services and data pipelines
• Build high-performance REST/GraphQL/gRPC APIs for internal and external use
• Collaborate with embedded, data science, and frontend teams to deliver integrated solutions
• Ensure reliability, security, and scalability of cloud-based infrastructure

Skills

Python

Java

Go

C++

Node.js

SQL/NoSQL

Education

Bachelor's degree in Computer Science, Software Engineering, or related field

Master’s degree preferred

Tools

PostgreSQL

MySQL

MongoDB

Redis

Docker

Kubernetes

Terraform

Ansible

AWS

GraphQL

Job description

• The software team at Harbinger is looking to add a Backend Engineer who will be responsible for designing, developing, and scaling the infrastructure that powers our vehicle data management, simulations, scripted analyses, and software management
• The ideal candidate has deep expertise in server-side development, distributed systems, and data pipelines, along with a passion for building robust, secure applications that drive our sustainable technology forward
• Backend Architecture: Design, develop, and maintain the core backend systems supporting our data and simulation applications. Ensure robust, scalable, and secure server-side functionality to handle massive volumes of vehicle telemetry, analysis compute, and relational database management
• API Design & Integration: Build and manage high-performance APIs (REST, GraphQL, or gRPC) to enable seamless data exchange between internal microservices, external partner systems, and our front-end interfaces
• Data Management & Pipelines: Implement efficient data storage, retrieval mechanisms, and ETL (Extract, Transform, Load) pipelines to support complex data processing and analytics. Ensure data integrity, security, and compliance with industry standards
• Performance & Scalability: Optimize server performance for low latency and high throughput. Identify and resolve systemic bottlenecks, optimize database queries, and ensure cloud infrastructure scales efficiently under load
• Cloud Infrastructure: Architect and manage scalable cloud deployments utilizing ‘infrastructure as code’ (IaC) techniques to maintain reliable and repeatable environments
• Testing & Debugging: Develop and execute comprehensive testing plans (unit, integration, and load testing) to ensure backend reliability and resilience. Troubleshoot and resolve complex system issues and bugs promptly
• Collaboration: Work closely with cross-functional teams—including embedded systems engineers, data scientists, and front-end developers—to deliver cohesive software solutions and practice continuous improvement
• Documentation: Create and maintain detailed, up-to-date documentation of system architecture, data models, and APIs to ensure clarity and long-term maintainability

Benefits

• 100% Comprehensive Health Coverage: You and your loved ones are covered with top-tier medical, dental, and vision insurance
• Accelerate Your Wealth: As one of our first 100 employees, you’ll have the opportunity to rev up your financial future with early-stage stock options
• Cruise into Vacations: Enjoy an exciting annual vacation stipend to help you recharge your batteries
• Unleash Your Time: Take control of your work-life balance. Salaried teammates receive flexible PTO and the freedom to celebrate holidays and wellness days as you see fit
• Fuel Your Day: Forget brown bag lunches; we’ve got you covered with paid lunches and dinners to keep you energized

• Database Expertise: Deep understanding of relational and NoSQL database technologies (e.g., PostgreSQL, MySQL, MongoDB, Redis) and strong experience optimizing complex queries and database performance
• Core Languages: Proficiency in backend programming languages such as Python, Java, Go, C++, or Node.js
• Soft Skills: Strong problem-solving skills, exceptional attention to detail, and excellent communication and teamwork skills
• Cloud & Infrastructure: Fluency in ‘infrastructure as code’ tools (e.g., Terraform, Ansible), containerization (Docker, Kubernetes), and modern cloud computing platforms (AWS, Azure, or Google Cloud)
• Work Style: Ability to work independently, take ownership of complex technical challenges, and manage multiple tasks in a fast-paced environment
• System Integration: Extensive experience with RESTful API design, microservices architecture, and building resilient distributed systems
• Security: Strong understanding of cybersecurity best practices, secure coding techniques, and data privacy regulations
• Experience: Minimum of 5 years of software development experience with a strict focus on backend engineering, distributed systems, or cloud architecture
• Mission-Driven: A genuine passion for sustainable technology and the electric vehicle (EV) industry
• Education: Bachelor’s degree in Computer Science, Software Engineering, or a related field. Master’s degree preferred