Backend Engineer Jobs in USA

Senior AI Platform EngineerAt Klaviyo we believe the future of software lies not in productivity tools for human users but in software that can run and optimize itself based on outcome or reward metrics. Weve built the infrastructure and application that serve as the interface between businesses and...

We love tackling tough engineering problems and look for Engineers who specialize in certain areas but are passionate about building owning & scaling features end to end from scratch and breaking through any obstacle or technical challenge in their way. We push each other to move out of our comfort...

At Klaviyo we value the unique backgrounds experiences and perspectives each Klaviyo (we call ourselves Klaviyos) brings to our workplace each and every day. We believe everyone deserves a fair shot at success and appreciate the experiences each person brings beyond the traditional job requirements....

Java Backend Engineer Location: Bentonville Hybrid onsite Type: Contract (12 months) NO H1Bs Overview: Client is seeking two highly skilled Backend Engineers to join a fast-paced team working on enterprise-scale retail and insurance systems. This is a hands-on development role focused on buil...

The PositionOPSWAT is seeking a Lead Backend engineer who can architect and build cutting-edge software solutions across the stack. You will be responsible for developing robust and efficient systems including Rust-based data processing stream processing applications and NoSQL database integrations...

Arbol is a global climate risk coverage platform and FinTech company offering full-service solutions for any business looking to analyze and mitigate exposure to climate risk. Arbols products offer parametric coverage which pays out based on objective data triggers rather than subjective assessment...

Toast is driven by building the restaurant platform that helps restaurants adapt take control and get back to what they do best: building the businesses they love.We are looking for a Senior Software Engineer to join our Business Technology Transformation (BTT) team and provide much-needed software...

About Whop:Whop is a financial technology company on a mission to provide the world with sustainable income. Our vision is to create the worlds largest internet market where people can create connect and transact all from a single platform. Whop enables individuals and businesses to accept payments...

About WhopWhop is a financial technology company on a mission to provide the world with sustainable income. Our vision is to create the worlds largest internet market where people can create connect and transact all from a single platform. Whop enables individuals and businesses to accept payments l...

About this roleAre you interested in building innovative technology that crafts the financial markets Do you like working at the speed of a startup and solving some of the worlds most exciting challenges Do you want to work with and learn from hands-on leaders in technology and financeAt BlackRock w...

ABOUT onXAs a pioneer in digital outdoor navigation with a suite of apps onX was founded in Montana which in turn has inspired our mission to awaken the adventurer inside everyone. With more than 400 employees located around the country working in largely remote / hybrid roles we have created region...

DescriptionSoftware Engineer (Backend & AI Infrastructure)Location: San Francisco CA (Financial District)Employment Type: Full-time - HybridCompensation: $160K $300K Offers EquityWe have invented a better way to do research: AI-powered user interviews.Our platform is used by Fortune 500 companies...

Amazon AGI Autonomy develops foundational capabilities for useful AI agents. We are the research lab behind Amazon Nova Act a state-of-the-art computer-use agent. Our work combines Large Language Models (LLMs) with Reinforcement Learning (RL) to solve reasoning planning and world modeling in the vir...

Who we areKentik is the network intelligence platform for modern infrastructure teams. Unlike traditional monitoring and observability tools we demystify complex network operations enabling organizations to deliver applications and innovation at scale. Built by network experts to make critical insig...

This position will ONLY accept candidates that are currently working in a startup company. Cannot give name of client until submission to client. Absolutely cannot share any of this REQ information with other companies or sister companies. There are 9 positions for high level Backend Engineers. Ill...

As a global leader in cybersecurity CrowdStrike protects the people processes and technologies that drive modern organizations. Since 2011 our mission hasnt changed were here to stop breaches and weve redefined modern security with the worlds most advanced AI-native platform. We work on large scale...

The OpportunityWere building the next generation of AI-native product experiences where conversations turn directly into outcomes. As a Software Engineer on our Product teams youll work at the intersection of product AI and systems to shape how users interact with intelligence in real workflows.Youl...

Squarespace is looking for a Backend Staff Software Engineer for the Online Stores organization to partner with our product and engineering teams.Our Online Stores Engineering team enables our merchants to create and grow standout ecommerce brands and businesses. We develop the services products and...

Our missionAquabyte is on a mission to revolutionize the sustainability and efficiency of aquaculture. It is an audacious and incredibly rewarding mission. By making fish farming more efficient and viable we aim to promote healthy (for the fish and environment) production of low carbon protein and m...

As a global leader in cybersecurity CrowdStrike protects the people processes and technologies that drive modern organizations. Since 2011 our mission hasnt changed were here to stop breaches and weve redefined modern security with the worlds most advanced AI-native platform. We work on large scale...