Software Engineer - Backend Engineer

voltai-com; Edison (CA); On-site; USD 180,000 - 240,000; Full time

Benefits offered by this job

Unlimited PTO

Comprehensive Health Coverage

Free Meals and Snacks

Professional Growth

Visa Sponsorship

Job summary

Voltai, a leading AI company building agentic systems and foundation models for semiconductor design, seeks a senior backend engineer in California. You will architect and develop scalable backend systems that power AI‑driven applications for hardware design.

Join a team of experts and collaborate with ML and product engineers to design robust databases, optimize networking, and ensure security and high performance in cloud environments. Visa sponsorship available.

Qualifications

• Proficiency in Python, Go or Rust with parallelism and concurrency.
• Experience with Django or FastAPI for scalable web apps.
• Strong database design with Supabase or DynamoDB.
• Experience with load balancers, API gateways, and secure data flow.
• Solid software architecture and backend design knowledge.
• Performance optimization for low latency and high throughput.
• Deep AWS experience (ECS/EC2/S3/Lambda/CFN) and security best practices.

Responsibilities

• Architect and develop scalable backend systems to support AI‑driven applications.
• Design and manage robust databases, ensuring efficient storage and retrieval for large datasets.
• Implement and optimize networking solutions, including load balancers and API gateways.
• Collaborate with ML engineers and product teams to integrate AI capabilities.
• Ensure security and integrity of backend systems with best practices.
• Monitor and optimize system performance, reducing latency and improving throughput.

Skills

Python

Go

Rust

Django

FastAPI

Parallelism and concurrency

Caching and async processing

Security best practices

Performance optimization

Software architecture

AWS ecosystem

Tools

Supabase

DynamoDB

AWS ECS

AWS EC2

AWS S3

AWS Lambda

CloudFormation

Job description

About Voltai

Voltai is the leading AI company building agentic systems and frontier foundation models for semiconductor and electronics design. Backed by Sequoia Capital, we’re putting AI in the hands of hardware engineers in over 70% of the world’s largest semiconductor and electronics companies to have effortless control over their next‑generation chip and board designs, powering the future of automotive, industrial automation, consumer electronics, IoT, and semiconductor manufacturing.

About the Team

Our founding team consists of IOI/IPhO olympiad medalists, Stanford professors, ex‑CTO of Synopsys, and our business leadership has scaled revenue in their previous companies to over $1.5bn. At Voltai, we are combining the world’s best talent in the intersection of software and hardware.

Key Responsibilities

• Architect and develop scalable backend systems to support AI‑driven applications in semiconductor and electronics design
• Design and manage robust databases, ensuring efficient data storage and retrieval for large‑scale datasets
• Implement and optimize networking solutions, including load balancers and API gateways, to ensure high availability and low latency of backend services
• Collaborate with cross‑functional teams, including machine learning engineers and product engineers, to integrate AI capabilities into software products
• Ensure the security and integrity of backend systems, implementing best practices for data protection and compliance with industry standards
• Monitor and optimize system performance, focusing on reducing latency, improving throughput, and ensuring cost‑effective operation within cloud environments

Required Skillsets

• Programming Languages: Proficiency in Python, Go or Rust with an emphasis on excellent understanding of parallelism and concurrency
• Web Frameworks: Expertise in modern web frameworks like Django, FastAPI, or similar, for building robust and scalable web applications
• Database Systems: Deep understanding of database management systems with supabase or DynamoDB including schema design, query optimization, and data migration
• Networking and Load Balancing: Experience with configuring and managing networking components, load balancers, and API gateways, to ensure secure and efficient data flow
• Software Architecture: Strong knowledge of software design principles, system architecture, and best practices for building maintainable and scalable backend systems
• Performance Optimization: Proven ability to optimize backend services for low latency and high throughput, employing techniques such as caching, asynchronous processing, and resource management
• AWS Ecosystem: Extensive experience with AWS services, including ECS, EC2, S3, Lambda, RDS, and CloudFormation, for deploying and managing cloud‑based applications
• Security Best Practices: Familiarity with implementing security measures, such as authentication, authorization, encryption, and secure coding practices, to protect backend systems and data

Bonus Points

• Some background in hardware/electronics, gained through professional, academic, or personal projects
• Contributions to open‑source initiatives
• Experience thriving in a fast‑paced, hyper‑growth startup environment

Our Benefits

• Unlimited PTO: Recharge when you need it, no questions asked.
• Comprehensive Health Coverage: Medical, dental, and vision insurance for you and your dependents.
• Free Meals and Snacks: Daily lunches, dinners, and snacks in the office.
• Professional Growth: We invest in your continuous learning and offer opportunities to expand your skills.
• Visa Sponsorship: We welcome global talent and provide visa sponsorship to support qualified candidates.