NY, SF, London & Toronto
Uncountable is hiring full-stack engineers for its web platform, with salaries of $130k-$220k plus equity in NY, SF, London, or Toronto.
full-stack engineeringweb platform development
$130,000–$220,000
Amsterdammid
Monumental is hiring experienced software engineers in Amsterdam to build robotics software for autonomous building construction.
software engineeringReactsystems designfull-stack developmentrobotics experience
Remotesenior
Fastly is hiring senior to principal software engineers across edge cloud, security, platform, and networking roles, with onsite preferred and remote candidates considered.
RustC/C++GoJavaScriptTypeScript
Remote
Sourcegraph is hiring remotely for multiple full-time roles across security, engineering, tech lead, agent engineering, product management, and product marketing.
software engineeringsecurity engineeringAI/agent engineeringproduct managementproduct marketing
Berlin
Quobyte is hiring for multiple full-time onsite roles in Berlin across systems engineering, infrastructure, and customer success for its scalable distributed storage platform.
systems programmingdistributed systemskernel developmentdatabase systemsdistributed algorithms
$50,000–$100,000
San Francisco Bay Areasenior
exe.dev is hiring a full-time Member of Technical Staff for a senior, high-trust cloud infrastructure role in the SF Bay Area.
systems programmingcloud infrastructurevirtual machine monitor (VMM)SSH serversload balancing
Remote San Francisco / Seattlemid
Amplify Renewables is hiring a mid-level quantitative researcher for systematic US energy trading, focused on PJM, with hybrid SF/Seattle work and US-based remote possible.
Pythonnumpymatplotlibpandasstatistics
$200,000–$375,000
PlantingSpace is hiring multiple full-time remote roles building modular probabilistic models for finance and scientific research, with EU time-zone remote work and quarterly meet-ups.
backend software engineeringquantitative modelingBayesian methodsprogram synthesisanalytic learning algorithms
Zurich
Self-funded AI research lab in Zurich hiring for an onsite full-time researcher/engineer with experience in LLM pre-training, post-training, and related infrastructure.
LLM pre-trainingLLM post-trainingAI researchML infrastructureRL reasoning
$100,000–$200,000
Denver, COsenior
Boom Supersonic is hiring Senior/Staff/Principal Software Engineers onsite in Denver to build AI-first engineering, manufacturing, and supply chain platforms for Superpower, Symphony, and Overture.
software engineeringdistributed systemsweb appsAI infrastructuretelemetry
$180,000–$225,000
Remotelead
EggAI is hiring remote EU-based tech leads and platform engineers for a small, highly skilled team focused on enterprise AI.
platform engineeringsoftware engineeringcritical thinkingAI developmententerprise AI
Yahoo! Search is hiring Engineering Managers and Senior/Staff Machine Learning Engineers for remote work on AI chat, search, and knowledge graph systems.
machine learningsearch engineeringengineering managementdistributed systemsworking at scale
San Franciscosenior
Discord is hiring a Senior Software Engineer, Application Security in San Francisco for an onsite full-time role focused on AppSec tooling, threat modeling, and remediation.
application securitythreat modelingsecure design reviewSASTDAST
$280,000–$330,000
Remote San Francisco / New York Citysenior
Brilliant is hiring a remote Senior/Staff Software Engineer to build interactive learning infrastructure for its graphical AI tutor.
software engineeringinteractive systemsAPI designauthoring toolsAI tutoring
$180,000–$250,000
Great Question is hiring full-time remote product engineers in Canada to build AI-powered customer insight and research tooling.
product engineeringAI engineeringcustomer researchprototype testingsurvey development
Wikimedia Foundation is hiring a remote Lead Product Manager, Security to lead its security roadmap and partner with security engineering.
product managementtechnical backgroundsecurity expertisesecurity roadmap planningsecurity engineering collaboration
OpenAlex is hiring two remote full-time software engineers to work on a backend stack including SQL, PySpark/Databricks, Flask, Elasticsearch, and Cloudflare Workers.
SQLPySparkDatabricksPythonFlask
$150,000–$200,000
Remote Northern Virginia / Washington DC Metro Area
Software consulting company hiring for Java, automation testing, Python, and electrical engineering roles in the Northern Virginia/DC area, with remote, hybrid, and onsite options for US-only candidates.
JavaSpringKubernetesJavaScriptWebdriverIO
Sumble is hiring multiple full-time remote US-based roles including full stack engineers, AI/ML engineers, and growth/marketing for a web-data knowledge graph product.
full stack engineeringAI/ML engineeringgrowthmarketing
Remote Stockholm
Mingla is hiring for a CTO onsite in Stockholm or a part-time remote engineer to own its Elixir/Phoenix backend and SwiftUI iOS app for in-person event networking.
ElixirPhoenixAshGraphQLPostgres
senior
Nova Credit is hiring senior to staff software engineers, product, and design roles to build a unified credit and financial data platform for financial inclusion.
Node.jsReactTypeScriptPythonPostgreSQL
San Franciscomid
Factory is hiring a full-time Security Engineer in San Francisco to help build and maintain the security foundation of its software development platform.
TypeScriptPythonKubernetesCI/CDTerraform
Relevant Healthcare is hiring a Lead Engineer for a remote full-time role building a healthcare data platform for Community Health Centers.
RailsTypeScriptReactGraphQLd3
NYClead
Findigs is hiring full-time Lead and Senior Software Engineers in NYC for a hybrid role building high-scale rental experience software.
PythonDjangoTypeScriptReactcloud infrastructure
NYC / SF
Middesk is hiring for multiple full-time hybrid roles in NYC/SF across engineering and data science for compliance and identity infrastructure.
software engineeringdata scienceinfrastructureagentic systemscompliance automation
$148,000–$255,000
Los Angeles, CA
Apex Space is hiring for multiple full-time onsite roles in Los Angeles across spacecraft engineering, operations, and management.
techniciansproduct managementproject managementsupply chainthermal engineering
Chariot Claims is hiring full-time remote staff+ engineers to build AI-powered legal claims and fraud/claims processing products for the US.
product engineeringAIcommunicationclaims processingfraud detection
Remote Santa Clara or Brooklyn
Oklo is hiring software engineers for remote US or Santa Clara/Brooklyn roles to build software for advanced nuclear fission power technology.
software engineeringapplied AI/MLmodelingsimulationdesign
Remote Netherlandslead
Channable is hiring two engineering team leads in the Netherlands: an IT Support Team Lead and a Team Lead for the Haskell platform team.
Aeolus is hiring a full-time DevOps Engineer in San Francisco to own cloud infrastructure, deployment systems, and HPC operations for GPU-based weather modeling.
DevOpscloud infrastructuredeployment systemsinfrastructure as codeHPC environments
Remote New York City
Runway is hiring for multiple full-time roles across developer relations, backend/API, robotics, and developer platform, with some remote-US and NYC options.
backend engineeringAPI developmentdeveloper relationsrobotics engineeringplatform engineering
Attendi is hiring a Machine Learning Engineer in Amsterdam for production ML systems in healthcare, with hybrid onsite work and visa sponsorship possible.
machine learningoperationalization of MLmodel trainingmodel servingmodel monitoring
$6,000–$7,000
Ashby is hiring Senior/Staff Product Engineers for a fully remote Americas role building its recruiting platform.
TypeScriptReactGraphQLNode.jsPostgres
$178,000–$299,000
New York Citylead
Pascal is hiring a Founding Engineer in New York City to build foundational intelligence for the CPG/offline economy.
Durham, NC and McLean, VA
CoVar is hiring a full-time hybrid AI/ML/software generalist in Durham, NC or McLean, VA to prototype computer vision, build Python web services, and wrangle sensor data.
computer visionPythonweb servicesdata wranglingAI/ML
Remote London, UK or NYCmid
InfoHawk is hiring a Software Engineer to build resilient data ingestion and scraping/integration systems for fraud detection, working remotely in the UK or US with occasional onsite.
TypeScriptNodeSvelteKitPostgresPlaywright
Remote Amsterdamsenior
Stream is hiring multiple full-time engineering roles across backend, infrastructure, data, and React SDK, with remote and Netherlands visa sponsorship available.
GoCockroachDBRocksDBWebRTCRaft
Remotemid
Ohr is hiring a remote U.S.-based Data Engineer and Software Engineer to build infrastructure, AI tools, and applications for industrial chemistry.
data engineeringsoftware engineeringproduction AI toolsscientific data systemsenterprise platform integration
$140,000–$200,000
OysterHR is hiring a Senior Platform Engineer to build CI/CD, cloud, observability, and developer tooling for its remote EMEA platform team.
CI/CDcloud infrastructureobservabilitydeveloper toolingoperational workflows
Londonsenior
G-Research is hiring senior engineers in London for DAG scheduling infrastructure, SDKs, and web tooling for large-scale quant and ML workloads.
PythonF#C#DAG schedulingweb backend
Amsterdam
Rust developer/software engineer needed in Amsterdam to build and operate the backend for NLnet Foundation’s open source grant programme systems.
Rustbackend developmentsoftware engineeringweb integrationoperations
Utrechtsenior
Hiring senior/lead platform & DevOps, backend/architect, frontend, and full-stack engineers for a hybrid role in Utrecht; Dutch proficiency is strictly required.
TypeScriptYjsReactPythonOpenTofu
London
Smarkets is hiring for multiple full-time engineering, security, and product design roles in London, including backend, front end, team lead, and principal designer positions.
PythonRustBackend developmentFront-end developmentSecurity engineering
Vistulo is hiring multiple senior remote B2B contract roles for a North American banking client, including Java trading systems, React frontend, Java backend, and Murex BA positions.
Javacore Javalow-latency systemsequitiesFX
$200–$300
Remote San Francisco
Inferra is hiring engineers and students for full-time and internship roles building GPU infrastructure and applied AI systems in San Francisco or remotely.
systems engineeringGPU infrastructurestoragenetworkinginfrastructure as code
Snout is hiring multiple full-time engineering and product roles for a remote US or Ontario, Canada team focused on making veterinary care more affordable.
Node.jsReactPostgreSQLAWSTailwind
GovStar is hiring five remote U.S.-based engineers across AI, full stack, frontend, SRE, and cloud automation roles for secure national security and advanced analytics work.
PythonLLMsRAGembeddings/vector retrievalorchestration
Origamics is hiring a Founding Researcher to develop physics-informed AI models for electronics design, working on simulation, physical behavior, and scientific ML.
machine learningresearch fundamentalsscientific MLgeometric deep learningnumerical methods
Remote NYCsenior
Child Mind Institute is hiring a Senior Product Manager for remote research/clinical data platform Curious and the AI-powered journaling app Mirror Journal.
product managementresearch platformsclinical data platformsAI-powered consumer appsmood tracking
Telescope Partners is hiring a mid-level Software Engineer & Data Scientist for an on-site full-time role in San Francisco focused on automation and improving investment decision-making.
software engineeringdata scienceautomationprivate equityagents
San Francisco or New Yorksenior
Shared Context Lab is hiring a senior hands-on Member of Technical Staff to build adaptive personal AI systems in San Francisco or New York.
agent systemsproduct engineeringinfrastructurecontext managementmemory systems
San Francisco
Balerion AI is hiring Software, FDE, and AI Engineers in San Francisco to build agentic AI for mortgage lending, with $250k+ base, seed equity, and visa sponsorship.
PythonPydanticAIRestatePostgresAWS
$250,000–$0
Enrollment123 is hiring a US-only remote Staff Platform Engineer for AWS, data, security, and infrastructure work supporting an insurtech SaaS platform.
AWSSQL ServerColdFusionPostgresNode.js
Irvine
Steg.AI is hiring a full-time Machine Learning Engineer in Irvine, CA to productionize steganography models and deploy AI-powered watermarking technology.
PyTorchONNX exportPythonC/C++deploying deep learning models to the cloud
San Diego
Brain Corp is hiring for 13 onsite engineering, operations, support, and product roles in San Diego.
SF Bay, Toronto, APAC
Rootly is hiring across design, engineering, GTM, and sales for its AI-native incident response platform.
PostHog is hiring for multiple full-time remote roles including AI Research Engineer, Technical CSMs, Technical Content Writers, and more.
AI researchcustomer successtechnical writingSREClickHouse
Greywatch is hiring a remote Co-Founder & CEO to bring its AI security and governance platform from MVP and early traction to market and scale it.
enterprise B2B salesearly-stage company buildingdeveloper-focused products or open-source productsAI securityfundraising experience
NY, Chicago, or Bay Area
Comity Inc. is hiring for Platform Engineering Manager, Infrastructure Finance Lead, and Growth Lead roles in a hybrid full-time capacity.
platform engineeringinfrastructure financegrowth leadershipstatistical learningconvex optimization
ODK is hiring a Senior Product Manager for a long-term remote contract to own product discovery and prioritization across its open-source and SaaS user base.
product managementproduct discoveryprioritizationB2B product managementtechnical product management
$90–$110
Arlington, VAsenior
Trustible is hiring senior engineers for agentic and forward deployed roles to build AI governance and compliance software in Arlington, VA on a hybrid schedule.
AI engineeringagentic systemsintegration with hyperscaler MLOps platformsbuilding trustworthy and responsible AI systemsAI governance
$145,000–$165,000
Remote New Yorksenior
Category Labs is hiring for multiple senior full-time remote/NYC engineering roles building Monad and core blockchain infrastructure, with compensation starting at $200K USD+.
systems engineeringdistributed systemsDevOpsinfrastructureC++
$200,000–$0
Remote NYC
Astronomer is hiring full-time engineers for distributed systems, observability, and applied AI work on its managed Airflow platform.
GoPythonTypeScriptdistributed systemsobservability
Pomelo Care is hiring for several remote US-based full-time roles in patient experience engineering, security engineering, and product management focused on women and children’s healthcare.
ExpoReact NativeTypeScriptKotlinPython
Spade is hiring for multiple engineering, AI/ML, data science, and revenue roles with onsite NYC or remote (US/Canada) options and $170K-$240K salary plus equity.
platform securitybackend engineeringdata scienceAI/MLproduct performance analysis
$170,000–$240,000
SF Bay Arealead
MintMCP is hiring a Founding Engineer / Founding GTM in the SF Bay Area to build secure AI agent infrastructure for enterprise customers.
infrasecurityagentsMCPLLMs
Neuralwatt is hiring engineers and a Director of Sales & Operations for a remote-first AI infrastructure startup focused on GPU and energy optimization, with compensation of $180k-$220k DOE plus equity.
RustPythonGPU optimizationinference optimizationdatacenter optimization
$180,000–$220,000
Remote Torontojunior
Justworks is hiring an Associate Software Engineer for its Toronto Expenses team to build expense workflows and help migrate services from Ruby/Rails to Go.
GoRuby on RailsJavaScriptMySQLKafka
$109,000–$136,000
Krea is hiring full-time engineers in San Francisco to work on creative tooling, AI research, and large-scale multimedia infrastructure.
WebGL2WebGPUCRDTsmultimodal model trainingmetrics
Research Engineer needed for a remote worldwide role building speech AI/ML systems for educational reading support and early literacy projects.
speech AImachine learningASRspeech-processing systemsdata collection
SF
Monumint is hiring full-stack engineers in San Francisco for its Voice AI infrastructure platform for financial services.
TypeScriptNodeReactNext.jsPostgres
$125,000–$225,000
CyberAtlas is hiring a remote worldwide Software Engineer to build internet-scale systems for cybersecurity data processing and analysis.
PythonFlaskFastAPIGolarge-scale data systems
WorkHero is hiring senior engineers, an AI automation engineer, and a senior PM to build AI-powered back-office automation for HVAC and other skilled trades businesses.
ReactNode.jsAI agentsprompt engineeringreal-time voice agents
Toronto / Miami / Boston-Cambridgelead
Devin is hiring a Founding Hardware & Embedded Engineer to build a closed-loop sensorized vibrator from sensors and firmware through app and manufacturing.
hardware engineeringembedded engineeringsensorselectronicsfirmware
$100,000–$150,000
US-based remote engineer sought for an equity-only co-founder role building a local-first investigative case management and evidence platform MVP.
C#.NETdesktop developmentSQLitelocal encryption
Quill is hiring a full-time fullstack SWE for a remote role building a customer-facing analytics and data SDK, with $150–210K USD plus equity.
fullstack developmentSDK developmentcustomer-facing analyticsdata featuresproduct ownership
$150,000–$210,000
Shepherd is hiring senior and staff engineers, an MLE, and an AI PM for onsite roles in San Francisco and New York to build an AI-native commercial insurance platform.
TypeScriptReactNext.jsGraphQLApollo
New Yorksenior
Sunspell is hiring a New York-based Founding Engineer to own their production application and build data-heavy product experiences across the stack.
ReactTypeScriptNodePythonPostgres
Remote Chicago
Yeet is hiring full-time Rust/backend engineers for a Chicago or remote role building a dynamic runtime on top of Linux BPF.
RustBackend engineeringLinux internalsDistributed systemsDev tools
Sioux Falls, SD or Wilmington, DEjunior
The Bancorp is hiring a Cybersecurity Threat Analyst I for a hybrid full-time role in Sioux Falls, SD or Wilmington, DE.
cybersecuritythreat analysis
NYC, Toronto
Justworks is hiring for multiple tech roles across all levels in a hybrid setup based in NYC or Toronto.
Relevant Healthcare is hiring a Lead Software Engineer for a remote US full-time role building a healthcare data platform for Community Health Centers.
San Franciscojunior
Mechanize is hiring for junior SWE, SWE, and Research Engineer roles in San Francisco focused on building environments for frontier AI labs to train models for real-world software engineering.
software engineeringresearch engineeringAI alignmentbuilding training environments for AI modelsreal-world software engineering
$300,000–$400,000
New York City
Cerity Partners is hiring a full-time Data Engineer for a hybrid NYC role focused on data work and close collaboration with stakeholders.
data engineeringSQLstakeholder communicationdata analysis
Noricum is hiring a Senior Backend Engineer to build server-side money infrastructure, ledger, payment rails, and provably-fair game systems for a remote wagering platform.
backend engineeringdouble-entry ledgerpayment integrationswebhook idempotencyauthentication and session management
$120–$160
Klara Inc. is hiring a Senior OpenZFS Developer to work remotely on OpenZFS and FreeBSD development, bug fixes, and new features.
C programmingdata structuresfile systemsVFSOS internals
Conductor is hiring exceptional software engineers and designers for an onsite full-time role in San Francisco to build teams of coding agents.
software engineeringdesignexperience building coding agentsproduct designstartup experience
Remote San Carlos, CAsenior
Beacon AI is hiring senior/lead engineers across mobile, security, backend, frontend, and autonomy to build aviation safety and autonomy systems in San Carlos, CA.
SwiftSwiftUIUIKitMapboxSIEM
Starbridge is hiring a Senior AI Engineer or Senior Product Engineer to build an AI sales-intelligence platform, with NYC or remote full-time opportunities.
Pythonmachine learning system designLLM deploymentproduction reliabilityReact
Remote Tallinnsenior
Modash.io is hiring a Senior Product Engineer for a remote-in-Europe full-time role building creator marketing tools and large-scale profile search systems.
product engineeringend-to-end ownershipcustomer discoverybuilding web productsworking with large datasets
$75,000–$110,000
Minneapolissenior
Yardstik is hiring for multiple open roles in Minneapolis, including Head of Security and Infrastructure and Senior Software Engineer, with salaries up to $230k.
$120,000–$230,000
Isny im Allgäu
motan is hiring 4 full-time Software Developer C#/.NET roles onsite in Isny im Allgäu, Germany with partial home office and EU work authorization required.
C#.NET
Seattle, Portland, Denverlead
DAT is hiring a Frontline Engineering Manager / Senior Engineering Manager to lead teams building automation and trust systems for freight pricing, matching, onboarding, and settlement in Seattle, Portland, or Denver.
NodeTypeScriptReactGraphQLKafka
$192,000–$261,000
Baton is hiring for multiple full-time hybrid roles in San Francisco across product, design, software engineering, infrastructure, and ML, with salaries ranging from $140k to $350k.
$140,000–$350,000
Aerdos is hiring founding engineers in San Francisco to build an AI-native intelligence agency for national security work using public and commercial data.
AIpublic/commercial dataequity
$200,000–$250,000
Overture is hiring a founding President/COO to lead sell-side M&A execution and help productize deal mechanics for an AI-native SME acquisition marketplace.
sell-side M&Ainvestment bankingtransaction executionfundraisinglower middle market deal experience
Remotejunior
Rinse is hiring a Full-Stack Software Engineer (remote or select cities) and an IT Associate (onsite-preferred) with salaries ranging from $60k-$200k, with a strong emphasis on React/TypeScript/Python/Django and modern IT operations.
ReactTypeScriptCSSPythonDjango
$60,000–$200,000
Furtim Modus is hiring full-time Java Developer and Data Engineer roles for its NYC hybrid fintech trading firm, with salaries from $100K-$250K plus equity.
Javaelectronic trading server-side software developmentSnowflakeAWSPostgreSQL
$100,000–$250,000
VersaFeed.com is hiring a Senior Software Engineer for a fully remote, US-only role working on Python/Django and JavaScript/Vue/React data pipeline infrastructure for ecommerce ETL and delivery systems.
PythonDjangoJavaScriptVueJSReact
$150,000–$220,000
Noida
Stpkr Technologies is hiring multiple onsite roles in Noida for systems, hardware, and founder’s office positions focused on wearable devices.
AndroidLinuxCC++Java
$9–$12
Proxybase is hiring a remote Backend Systems Engineer (Rust) to build SOCKS5 routing infrastructure, daemon orchestration, and bandwidth allocation pipelines.
RustTokioAxumSOCKS5Linux systemd daemons
Sudowrite is hiring a Senior Mobile Developer for a US-remote full-time role building AI-assisted writing tools.
React Nativeproduct sensegreat tasteagencysense of humor
$160,000–$180,000
Astoria AI is hiring a Founding AI Engineer to build agentic AI systems for hiring and talent workflows, remote/async full-time, with equity-only pre-seed compensation and salary planned post-seed.
PythonTypeScriptAPIsdatabasesLLM APIs
$190,000–$280,000
Remote worldwide contract/part-time roles at We The Flywheel for AI-native operators, engineers, marketers, designers, and PR-focused candidates.
AI-native workflowsagentic toolshuman judgmentingenuitytaste
Torontolead
Lead SWE role in Toronto building enterprise-grade white-label reporting infrastructure for municipal governments, with full technical ownership and compliance-heavy cloud architecture.
cloud infrastructurebackend engineeringmulti-tenant architecturedata residencyuptime SLA commitments
$130,000–$210,000