Full-Stack Developer
Axle is seeking a Full Stack Developer to join their team supporting the National Center for Advancing Translational Sciences (NCATS) in Rockville, MD. Key responsibilities include building scalable applications using TypeScript, NodeJS, and Angular, designing RESTful web services, and participating in agile development, prototyping, and code reviews. Candidates must have 3+ years of experience with TypeScript/JavaScript and full-stack development, along with proficiency in Node.js and Angular.
Application Security Engineer
The Application Security Engineer will join a small security team to implement security tooling, automation, and processes across the stack. Key responsibilities include performing threat modeling, security assessments (API, web, mobile), secure code reviews, and penetration testing. The engineer will also work closely with engineering teams to remediate issues and maintain application security infrastructure like vulnerability scanners and WAF configurations.
Full-Stack Engineer
ResQ is seeking a Full Stack Engineer to design, build, and scale cloud-based systems primarily on AWS, contributing to technical decisions and best practices. Responsibilities include working across the stack (Django/Python monolith and React front-end) to deliver features end-to-end, from database design to user experience. The role involves building scalable systems, troubleshooting infrastructure issues, and implementing AI-powered features using large language models.
Senior Software Engineer, Consumer Revenue
The Senior Software Engineer will join the Consumer Revenue organization to work on systems powering user expression, digital commerce, and revenue-generating features for Discord's community of 200M+ users. Key responsibilities include building and enhancing consumer-facing platforms like digital storefronts, commerce systems, and profile surfaces, while collaborating cross-functionally with Product, Data Science, and Design teams to deliver best-in-class consumer experiences.
Software Engineer II, New Verticals/integrations
The Software Engineer II will join the Integrations team responsible for building and maintaining Klaviyo’s connections to 3rd party vendors across various industries. Responsibilities include developing high-performance data pipelines, working with APIs, and ensuring scalability and reliability of integration components. This role requires 4+ years of experience in full-stack SaaS development and a strong understanding of distributed systems and architecture design patterns.
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Senior Software Engineer, Edge
The Senior Software Engineer will focus on developing and maintaining back-end features for Cribl Edge data collection agents that run across Windows, Linux, and Mac environments. Key responsibilities include designing, building, and optimizing software for these agents while ensuring robust centralized management of large-scale distributed Edge deployments. This is a fully remote position requiring collaboration with UX, Product Managers, and engineers to deliver high-performance user experiences.
Senior Staff Software Engineer - Binary Log Data Replication
The Senior Staff Software Engineer will focus on building new features for Fivetran's data pipeline service, specifically concerning SQL Server and Oracle binary log reading and change data capture. Key responsibilities include improving software architecture, diving deep into database transaction logs, and developing a world-class ELT solution for supported systems. The role requires developing software designs, crafting technical roadmaps, and providing technical expertise during challenging customer situations.
Senior Software Engineer, Product Engagement (mobile)
The Senior Software Engineer (Mobile) on the Product Engagement team will be responsible for building Gemini's mobile trading platform and integrating non-custodial smart wallet functionality. Key responsibilities include collaborating with cross-functional teams to deliver high-quality mobile applications, leading and mentoring teams, and independently scoping and implementing technical solutions. This role requires deep mobile engineering experience, proficiency in React Native, and expertise in testing methodologies.
Principal Software Engineer
This Principal Software Engineer role focuses on enhancing and supporting AI and Agentic offerings within Twilio's Conversational AI organization. Responsibilities include developing and designing modular software, writing maintainable code, and working with Large Language Models and Retrieval Augmented Generation services. The role involves contributing to product shipping, iterating on customer feedback, and defining work priorities within a professional software engineering environment.
Full-stack Software Engineer
The Full-Stack Software Engineer will be responsible for building AidKit’s no/low-code platform, enabling organizations to create bespoke experiences without custom software. Key responsibilities include writing clean, secure, and documented code across the stack (Typescript, React, Postgres, AWS), participating in code reviews, and contributing to technical roadmaps. This is a salaried, full-time role open to candidates working from anywhere in the United States.
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Software Engineer, Software Platform
Software Engineers at Anduril build Lattice OS, the core AI-powered operating system used to transform U.S. and allied military capabilities. Responsibilities include building and integrating model/software/hardware-in-the-loop components across infrastructure, platform services, and distributed systems. The role requires 1-3 years of experience and a commitment to rapidly deploying technology on the front lines.
Staff Software Engineer (Frontend), Infra
The Infrastructure team at Harmonic is seeking a Staff Software Engineer to transform and stabilize the core frontend experience. Key responsibilities include fixing critical reliability issues, optimizing performance for large datasets, and establishing robust monitoring and testing strategies. This senior role requires deep expertise in React and TypeScript, coupled with a strong track record of improving large-scale frontend applications.
Staff Frontend Engineer
The Staff Frontend Engineer will own the frontend platform and experience for a security AI defense company, setting the technical direction for a brand-new platform. Key responsibilities include defining frontend architecture, building reusable component libraries and tooling, and shipping customer-facing features integrating AI capabilities. This role requires operating at a Staff+ level with deep expertise in React and TypeScript, involving mentorship of future engineers.
Senior Application Security Engineer
The Senior Application Security Engineer will join the Security team to build and manage the application security program, ensuring the platform is highly secure for Airwallex and its 150,000+ business customers. Key responsibilities include reviewing code for vulnerabilities, partnering with engineering teams on secure solutions, setting security architecture standards, and educating staff on best practices. This role requires deep technical involvement in the code base while also acting as a security advocate across the organization.
Software Engineer Intern
The Software Engineer Intern will report to the cofounders and work closely with the product team to bring the company's matchmaking AI to life. Key responsibilities include shipping agentic matchmaking from research to production, building evaluation harnesses, and optimizing AI chat systems. This is an early, high-ownership role where the intern's decisions will define the agentic system's foundations.
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Full-stack Engineer
The role seeks a self-starter engineer to build an innovative agentic social platform, focusing on bringing matchmaking AI to the world. Key responsibilities include owning customer-facing social networking experience development and creating internal tools for teams and AIs. The engineer will collaborate closely with product and research teams on system structure and must have over 3 years of relevant experience.
Applied AI Engineer
As a Founding AI Engineer, you will report to the cofounders, building matchmaking AI, designing human-like chat agents, and creating internal AI tools. Key responsibilities include shipping agentic matchmaking systems from research to production, building evaluation harnesses, and optimizing chat systems for latency and consistency. This is a high-ownership, early-stage role where your technical decisions will define the system's foundations.
Senior/staff Software Engineer, Product & Systems
Lightfield is hiring a Senior/Staff Software Engineer to build highly scalable, performant, and reliable AI-powered CRM features. Responsibilities include owning projects end-to-end, collaborating on strategic initiatives, and leading technical design discussions. The role requires 5+ years of experience with a strong full-stack background and excitement for leveraging Large Language Models.
Senior Software Engineer
The Senior Software Engineer will be responsible for designing, writing, and delivering software to enhance Cloudflare's Internal and External platforms, focusing on improving reliability and velocity through automation of highly distributed systems. Key duties include building services and APIs to maximize availability and performance, while participating in knowledge sharing and introducing cutting-edge technologies. This systems reliability engineering role requires a strong focus on frontend systems, including expertise in React, TypeScript, and modern testing frameworks.
Senior Full-Stack Engineer, Procure
Higharc is seeking a Senior Full Stack Engineer to join their Procure team. This role involves designing and implementing product features using React, TypeScript, Next.js, and Node.js to generate instant material takeoffs from building designs. Responsibilities include maintaining high code quality through testing and code reviews, and owning features end-to-end from scoping to deployment.