Software Engineer, Identity
The Software Engineer will join the Identity team, focusing on core customer-facing products like authentication, user account security, and encryption key management. Key responsibilities include designing and building product features for enterprise customers, developing secure engineering guardrails, and designing scalable frontend applications. This role requires at least one year of experience in software engineering with expertise in web application and API development using tools like Python, TypeScript, React, and GraphQL.
Forward Deployed Engineer
The Forward Deployed Engineer will combine strong technical abilities with excellent communication skills, working directly with customers to ensure they maximize the value of HappyRobot’s AI platform through onboarding, implementation, and ongoing support. Key technical responsibilities include full-stack development using React, TypeScript, Node.js, and Python, alongside designing and iterating on AI/ML solutions like LLM prompting. The role also requires cross-functional partnership and the ability to prioritize and manage multiple projects under tight deadlines.
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.
Implementation Engineer
As an Implementation Engineer, you will be the first technical partner for new customers launching rollups with Conduit, owning the end-to-end technical onboarding experience. Key responsibilities include guiding teams through setup, configuration, integration, and best practices while acting as a bridge between Engineering, Product, and Customer Success. The role requires proactively identifying friction points, unblocking customers quickly, and feeding insights back to improve platform tooling and documentation.
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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.
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.
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.
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DevOps Engineer
The DevOps Engineer will be critical in designing, implementing, and maintaining the platform's infrastructure and deployment pipeline, focusing on automation, scalability, and security. Key responsibilities include managing deployments, establishing monitoring protocols, and improving CI/CD processes. This role requires collaboration with cross-functional teams to ensure system robustness.
Product Engineer
PostHog is seeking Product Engineers to own products and features end-to-end, from ideation and user feedback iteration to owning pricing and ensuring ongoing success. Responsibilities include being full stack, talking to users frequently, doing weekly support rotations, and writing extensive documentation. Candidates should have full-stack experience (e.g., Python, React) and a proven ability to take projects from 0 to 1.
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.
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 DevSecOps Engineer
The Senior DevSecOps Engineer will join the SG2 Team to manage Ethereum infrastructure at scale, focusing on strengthening security posture by leading security-focused DevOps initiatives, primarily using Kubernetes and HashiCorp Vault. Key responsibilities include designing secure CI/CD pipelines, scaling production infrastructure, driving collaboration between DevOps and Security, and participating in on-call rotations to ensure system reliability.
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Full-Stack Engineer - Cofounder
The role involves end-to-end product work across Cofounder's autonomous agent platform, focusing on agent flows, integrations, and UI/UX. Key responsibilities include shipping features across the full stack, improving performance and reliability of flow execution, and building necessary tooling. The engineer will be responsible for complex UX, ensuring powerful systems feel simple, and maintaining high code quality standards.
Software Development Engineer III, Mapgpt
The Software Development Engineer III on the MapGPT team will be responsible for balancing rapid development of new mapping tools against service reliability as they scale. Key duties include leading engineering tasks, making critical architectural decisions for growth, and mentoring peers. The role also requires promoting operational excellence through rigorous testing, monitoring, documentation, and on-call support for service health.
Product Engineer
The Product Engineer will join the team to help build the Opik product, an open-source platform for streamlining the LLM application lifecycle, focusing on evaluation and optimization. Key responsibilities include building and shipping features at a high pace, developing observability tools for LLM applications, and creating intuitive user interfaces for tracing and evaluation dashboards. The role requires collaboration with researchers and engineers, contributing to both frontend (React/TypeScript) and backend (Python/Java) components.
Senior Full-Stack Engineer (Frontend-oriented)
Hello Heart is hiring a Senior Full-Stack Engineer focused on front-end development to help build an innovative product that tracks and manages heart health. Key responsibilities include developing life-saving code daily, implementing data-driven solutions alongside the data science team, and owning product development from conception through post-deployment. The role requires working closely with Product, Design, and Data Science teams in a fast-paced, collaborative environment.
Staff Software Engineer (Full-Stack)
The role involves developing a significant part of the Onos platform, including user-facing applications and APIs, requiring the engineer to act as a frontend, UI/UX designer, and backend developer. Key responsibilities include leading the development of the end-user web application and architecting major platform components to deliver actionable insights to health plan administrators. The position is hybrid, based in San Francisco, and requires significant technical ownership across the stack.