Software Engineer: Infrastructure ThatchSoftware Engineer: InfrastructureSan Francisco, CaliforniaWe’re a fully distributed early stage company using technology to change the way America does healthcare. We hire engineers across multiple levels and care most about the scope you’ve owned, the impact you’ve had, and how you make decisions.
Senior Software Engineer - Storage Cache RobloxSenior Software Engineer - Storage CacheSan Mateo, CA$243,290–$295,250 / yearBonus] Advanced Cache Internals: Experience extending cache functionality (e.g., writing custom Redis modules in C/Rust, complex Lua scripting) or deep-tuning underlying memory allocators like jemalloc. Every day, tens of millions of people come to Roblox to explore, create, play, learn, and connect with friends in 3D immersive digital experiences– all created by our global community of developers and creators.
NewSoftware Engineer - Security Snorkel AI Inc.Software Engineer - SecuritySan Francisco, CA$220,000–$300,000 / yearWhether you're looking to deepen your technical expertise, explore leadership opportunities, or learn new skills across multiple functions, you're fully supported in building your career in an environment designed for growth, learning, and shared success. Builds trust with engineering, product, and infrastructure teams by proposing solutions that balance security posture with developer velocity - security controls that teams resist or work around deliver zero impact.
Principal Software Engineer - Roblox Database RobloxPrincipal Software Engineer - Roblox DatabaseSan Mateo, CA$293,800–$343,340 / yearRoblox’s database team develops the next-generation, multi-tenant database platform that elastically scales and underpins every online data workload at Roblox. Every day, tens of millions of people come to Roblox to explore, create, play, learn, and connect with friends in 3D immersive digital experiences– all created by our global community of developers and creators.
Senior Software Engineer, Client Systems (C++) RobloxSenior Software Engineer, Client Systems (C++)San Mateo, CA$195,780–$242,100 / yearEvery day, tens of millions of people come to Roblox to explore, create, play, learn, and connect with friends in 3D immersive digital experiences– all created by our global community of developers and creators. A career at Roblox means you’ll be working to shape the future of human interaction, solving unique technical challenges at scale, and helping to create safer, more civil shared experiences for everyone.
Senior Software Engineer - Marketplace (Avatar Identity) RobloxSenior Software Engineer - Marketplace (Avatar Identity)San Mateo, CA$196,750–$240,250 / yearEvery day, tens of millions of people come to Roblox to explore, create, play, learn, and connect with friends in 3D immersive digital experiences– all created by our global community of developers and creators. A career at Roblox means you’ll be working to shape the future of human interaction, solving unique technical challenges at scale, and helping to create safer, more civil shared experiences for everyone.
Senior Software Engineer: Assistant RobloxSenior Software Engineer: AssistantSan Mateo, CA$196,750–$243,290 / yearEvery day, tens of millions of people come to Roblox to explore, create, play, learn, and connect with friends in 3D immersive digital experiences– all created by our global community of developers and creators. Understanding of tools, skills, and evaluation frameworks for AI systems, including how to design reliable tool interfaces, improve capability coverage, and measure quality through structured evals.
Software Engineer - Model Products BaseTenSoftware Engineer - Model ProductsSan Francisco, CARESPONSIBILITIES: Design, build, and operate the Model APIs surface with focus on advanced inference capabilities: structured outputs (JSON mode, grammar-constrained generation), tool/function calling and multi-modal serving. Profile and optimize TensorRT-LLM kernels, analyze CUDA kernel performance, implement custom CUDA operators, tune memory allocation patterns for maximum throughput and optimize communication patterns across multi-GPU setups.
Software Engineer, Productivity - Inference Runtime OpenAISoftware Engineer, Productivity - Inference RuntimeSan Francisco, CaliforniaFor unincorporated Los Angeles County workers: we reasonably believe that criminal history may have a direct, adverse and negative relationship with the following job duties, potentially resulting in the withdrawal of a conditional offer of employment: protect computer hardware entrusted to you from theft, loss or damage; return all computer hardware in your possession (including the data contained therein) upon termination of employment or end of assignment; and maintain the confidentiality of proprietary, confidential, and non-public information. The systems you build directly impact OpenAI’s ability to support new model launches, safely ship inference optimizations to the world, onboard new infrastructure providers, and operate one of the largest and most performance-sensitive inference platforms in the world.
Developer Advocate DiagridDeveloper AdvocateSan Francisco, CaliforniaAs online digital services need to handle more load and run on multiple clouds or on-premises environments, programming to higher level abstractions delivers consistent, secure and reliable code that is easily portable and helps organizations de-risk their projects. Create Compelling Content : Write high-quality blog posts for the Dapr blog and Diagrid Catalyst, produce tutorials, architectural guides, and sample applications showcasing Dapr + AI agents, workflows, state management, service invocation, and more.
Member Of Technical Staff (Software Engineer, API Platform) Perplexity AIMember Of Technical Staff (Software Engineer, API Platform)San Francisco, CAStrong customer empathy and product sense, ensuring the APIs you build are ergonomic, well-documented, and easy to adopt for developers and agents alike. From exabyte-scale knowledge indexes to codegen-first agent runtimes, the building blocks behind Perplexity's applications are some of the most battle-tested AI systems in the industry.
Software Engineer, API Multicloud OpenAISoftware Engineer, API MulticloudSan Francisco, CaliforniaFor unincorporated Los Angeles County workers: we reasonably believe that criminal history may have a direct, adverse and negative relationship with the following job duties, potentially resulting in the withdrawal of a conditional offer of employment: protect computer hardware entrusted to you from theft, loss or damage; return all computer hardware in your possession (including the data contained therein) upon termination of employment or end of assignment; and maintain the confidentiality of proprietary, confidential, and non-public information. The team’s mission is to distribute OpenAI’s API broadly and safely by enabling key API technologies in cloud-native environments, in close partnership with Amazon and internal teams across Codex, Research, Safety Systems, and Applied.
Senior Software Engineer, Database (SmithDB) LangChainSenior Software Engineer, Database (SmithDB)San Francisco, California$175,000–$240,000 / yearToday, our platform includes LangSmith (Observability, Evaluation, Deployment, Fleet, and Sandboxes), our open source frameworks (LangChain, LangGraph, and Deep Agents), and the newly launched LangSmith Engine for autonomous agent improvement. With $125M raised at Series B from IVP, Sequoia, Benchmark, CapitalG, and Sapphire Ventures, we’re at a stage where we’re continuing to develop new products, growth is accelerating, and all team members have meaningful impact on what we build and how we work together.
Senior Backend Software Engineer, AI Observability & Evals Platform (LangSmith) LangChainSenior Backend Software Engineer, AI Observability & Evals Platform (LangSmith)San Francisco, CaliforniaToday, our platform includes LangSmith (Observability, Evaluation, Deployment, Fleet, and Sandboxes), our open source frameworks (LangChain, LangGraph, and Deep Agents), and the newly launched LangSmith Engine for autonomous agent improvement. With $125M raised at Series B from IVP, Sequoia, Benchmark, CapitalG, and Sapphire Ventures, we’re at a stage where we’re continuing to develop new products, growth is accelerating, and all team members have meaningful impact on what we build and how we work together.
Principal Software Engineer, Physics RobloxPrincipal Software Engineer, PhysicsSan Mateo, CA$295,250–$345,040 / yearEvery day, tens of millions of people come to Roblox to explore, create, play, learn, and connect with friends in 3D immersive digital experiences– all created by our global community of developers and creators. A career at Roblox means you’ll be working to shape the future of human interaction, solving unique technical challenges at scale, and helping to create safer, more civil shared experiences for everyone.
NewLead Full Stack Java Software Engineer - React & Microservices Macpower Digital Assets Edge Private LimitedLead Full Stack Java Software Engineer - React & MicroservicesSausalito, CA$180,000–$215,000 / yearAbout the Role: We're seeking a highly skilled Lead/Senior Full Stack Developer with deep experience in building microservices-based platforms to join our fintech engineering team. This role involves building user-facing interfaces with React/TypeScript and creating scalable microservices that power the backend.
Senior AI Software Engineer HPSenior AI Software EngineerSan Francisco, CaliforniaWe create breakthrough solutions that make complex tasks feel effortless, teamwork more natural, and ideas more impactful—always with a human-centric mindset. Build and optimize an agent orchestration runtime that enables tool use, memory management, and multi-step reasoning across LLMs, APIs, and edge-connected systems.
Lead AI Software Engineer HPLead AI Software EngineerSan Francisco, CaliforniaWe create breakthrough solutions that make complex tasks feel effortless, teamwork more natural, and ideas more impactful—always with a human-centric mindset. Build and optimize an agent orchestration runtime that enables tool use, memory management, and multi-step reasoning across LLMs, APIs, and edge-connected systems.
Principal Software Engineer - Content Platform RobloxPrincipal Software Engineer - Content PlatformSan Mateo, CA$345,040–$399,420 / yearEvery day, tens of millions of people come to Roblox to explore, create, play, learn, and connect with friends in 3D immersive digital experiences– all created by our global community of developers and creators. A career at Roblox means you’ll be working to shape the future of human interaction, solving unique technical challenges at scale, and helping to create safer, more civil shared experiences for everyone.
Palantir Foundry Developer (Applications & Data Ingestion) ClifyX, INCPalantir Foundry Developer (Applications & Data Ingestion)SFO, CAYou'll partner with data engineers, product owners, and business stakeholders to translate requirements into secure, scalable solutions using Foundry's Ontology, Pipelines, Code Workbooks/Repositories, and Operational Applications (e.g., Objects & Actions driven workflows). Design and implement Foundry applications leveraging the Ontology (Objects, Object Types, Actions) to model real-world business entities and operational workflows.