Senior Backend Engineer - AI API Platform
Perplexity AI Inc.
Perplexity AI Inc. in New York is seeking experienced backend engineers to deliver cutting-edge APIs for developers. Join a dynamic team focused on building technology that reshapes how users interact with AI. The role involves designing and operating high-traffic APIs, prioritizing both performance and developer experience. Ideal candidates will have over 5 years of experience with languages like Python or Go, and proficiency in cloud environments. #J-18808-Ljbffr Perplexity AI Inc.
- Apply is seeking a Backend Engineer for the Perplexity API Platform, focusing on building and optimizing critical APIs for developers. This role is vital to... ...design and cloud technologies. Join us in reshaping how users interact with AI-powered tools. #J-18808-Ljbffr ApplyPlatformSenior
- ...own clinics by providing AI-powered software, payer... ...are technical. Every engineer on the team has experience... ...and ship. Role: Senior Backend Software Engineer We... ...person who owns the platform foundation — the data models... ...state machines, the API contracts, the AI...PlatformSeniorFull timeWork at office
$165k - $225k
...distribution. Kalepa is building AI that can perform that... ...are looking for smart engineers who love to code, seek... ...on the external-facing APIs that power our... ...contribute to making our platform faster, more stable, and... ...engineers to build scalable backend solutions as we...PlatformSeniorWork at officeRemote work- ...(SGA), is searching for a Senior Full Stack / Backend Engineer for a full-time assignment... ...measurement and analytics platform focused on CTV, social, podcasting... ..., MarTech, analytics, AI, and media measurement. Responsibilities... ...backend services and APIs using Python and related...PlatformSeniorFull timeRemote work
$150k - $225k
...communicates in the age of AI. Today, clinics... ...an ex-Amazon Alexa engineer who led AI/ML teams at... ...opportunity to own foundational backend systems at a critical... ...and legacy healthcare platforms via APIs and RPA. Platform... ...with the CTO and a senior engineer. Onsite...PlatformSenior- ...Senior Backend Engineer WHY THIS ROLE EXISTS Our client is building AI technology to make healthcare accessible and free for everyone... ...WILL BUILD Healthcare API Infrastructure Design... ...healthcare tools and internal platform workflows Process...PlatformSenior
- ...revenue in 2025. Role Description As a Backend Engineer, you’ll help build and scale the systems that power our AI-driven research platform. This is a systems-level role - ideal for... ...providers, data stores, and internal APIs to create cohesive, performant systems....PlatformSeniorSummer workWork at office
- ...Description Job Description Senior Backend Engineer Our client is looking for... ...the foundations of their platform and build the next... ...primary user is a swarm of AI agents working on the same data... ...data workloads. Develop APIs and abstractions that are easy...PlatformSeniorRelocationFlexible hours3 days per week
$262k - $369k
...working to build the AI-powered electric grid.... ...energy, AI, software, engineering, and product to build... ...About the role As a senior staff backend software engineer... ...Tapestry’s Agentic Data Platform you will build a data... ...including use of RESTful APIs, gRPC, event-driven design...PlatformSeniorFull timeFlexible hours$40 per hour
...Senior Backend Engineer Doctronic | New York City ONSITE (Hybrid) | Reports... ...accessible to everyone through AI. We need backend... ...that can scale our AI doctor platform to billions of consultations... ...You'll Build Healthcare API Infrastructure Scalable...PlatformSenior$170k - $200k
...Senior Backend Engineer New York, New York, United States Tatari is on a... ...intelligent application of AI and machine learning, Tatari... ...linear and streaming TV ads. Our platform combines sophisticated media... ...developing highly available API using modern frameworks (e.g...PlatformSeniorWork at office2 days per week- ...Lev Engineering Team Role Lev is the operating system for commercial... .... We have built a unified, AI-native platform that serves every... ...GraphQL, and Postgres on the backend and React.js on the front-end... ...and improve our core Flask API as well as our AI Service and...PlatformSeniorWork at office
$175k - $225k
...Founding Software Engineer Package: $175K -... ...with a venture-backed AI fintech startup... ...building the modern data platform for alternative... ...by leading VCs and senior operators from firms... ...role is heavily backend-focused, with exposure... ...systems and APIs → Develop infrastructure...PlatformSeniorPermanent employmentTemporary workWork at officeImmediate start$500 per month
...Giga Backend Engineer Opportunity Giga has recently raised a $61M Series... ...experience - real-time AI agents that can understand... ...larger: to become the go-to AI platform for all enterprise... ...in lieu of formal customer APIs As a senior engineer, you'll be expected...PlatformSenior- Lightning AI, the company behind PyTorch Lightning, seeks a Senior Software Engineer for Training & Experimentation. You will design and scale backend systems powering AI agent orchestration, APIs, and platform capabilities across distributed training infrastructure. This...PlatformSeniorWork at office
$158.08k - $178.88k
...and high-impact talent who see AI as a teammate – leveraging it... ...for a deeply experienced backend engineer who brings strong ownership,... ...data flows: Create dependable APIs, events, and service boundaries... ...facing systems or marketplace platforms. Familiarity with API...PlatformSeniorFull timeContract workFlexible hours3 days per week- ...Summary You'll build the backend systems that power... ...serves high-throughput APIs at machine speed. You'll... ...needs into durable platform capabilities. This role... ...Collaborate with frontend engineers on API contracts and data... ...You've integrated AI/ML capabilities into production...PlatformSeniorFull timeContract workFlexible hours
$140k - $160k
Thenewyorktimes is seeking a Senior Software Engineer for the NYT Cooking API team in New York. This hybrid role involves building backend APIs for AI-driven recipe experiences, working closely with cross-functional teams to enhance cooking experiences. Ideal candidates...Senior$180k - $220k
...Senior Backend Engineer At Blackbird, we believe every guest should feel like... ...exclusive perks, we're building a platform that helps restaurants... ...developing, and maintaining our core APIs. You'll work closely with... ...productionizing generative AI features (e.g. retrieval-...PlatformSeniorFull timeFlexible hours$200k - $250k
...Senior/Staff Backend Engineer (Platform & AI Systems) Location: San Francisco, CA / New York, NY (Hybrid – 3–4 days/week onsite) Company Stage of Funding... ...Build and scale Python-based backend services, APIs, and platform infrastructure Architect and implement...PlatformSeniorH1bWork at officeVisa sponsorship3 days per week$230k - $300k
...healthcare system. We’ve built AI-powered technology that... ...real-time medical review platform built to fix clinical and... ...THE ROLE We're hiring a Senior Backend / Infrastructure Engineer to design the systems that... ...databases, queues, concurrency, APIs - Care deeply about...PlatformSeniorFull time$180k - $225k
...entrepreneurs to build on our platform. Our business-in-a-box... ...We're looking for a seasoned Senior/Staff Backend Engineer to join us as we continue to... ...Flask / Alternative ~ High API and distributed systems design... ...We believe advancements in AI, bold investments in our platforms...PlatformSeniorFull timePart timeWork at officeWork from home- ...private markets). Our AI-native product transforms... ...- all in one seamless platform. We are growing quickly... ...pipelines or building robust APIs, you keep institutional... ...– data models, core backend infrastructure and... ...proprietary AI extraction engine. You'll brainstorm...PlatformSeniorSummer workWork at office
$161k - $194k
...working to build the AI-powered electric grid.... ...energy, AI, software, engineering, and product to build... ...About the role As a senior backend software engineer building... ...’s Agentic Data Platform you will build a data... ...including use of RESTful APIs, gRPC, event-driven design...PlatformSeniorFull timeFlexible hours- ...Description Who You Are You are a Senior Back-End Engineer joining a new product... ...scalable back-end services, APIs, and data systems that... ...emerging technologies Use AI tools and automation thoughtfully... ...Familiarity with cloud platforms (AWS, GCP, or Azure) Experience...PlatformSenior
- SpaceXAI is seeking a talented Software Engineer for our X Money team in New York, focusing on backend development, scalable... ...startup‑like environment that blends AI with finance. You will work on high... ...‑user systems, building robust APIs and data models, and partnering with...PlatformSenior
- ...computer vision and AI-powered document... ...build, and maintain backend services in Java,... ...of selected APIs and services to Java... ...Collaborate with ML engineers and frontend developers... ...with cloud platforms Contributions to open... ...and autonomy is key Seniority level Mid-Senior...PlatformSeniorFull timeRemote work
$160k - $180k
A sustainability and compliance platform is seeking a Senior Software Engineer in New York City. You will play a crucial role in architecting and scaling the platform, focusing on backend development and infrastructure on AWS. Candidates should have solid backend expertise...PlatformSeniorLocal areaRemote work$160k - $260k
...possible in computer vision and AI-powered document processing.... ...role We are looking for a Senior Backend engineer passionate about building... ...for building and maintaining APIs and services Experience building... ...Java Experience with cloud platforms (AWS, GCP, or Azure)...PlatformSeniorFull timeWork at officeRemote work- Nomic, Inc. is seeking a Senior Software Engineer for their New York office. This hybrid... ...features across the Nomic platform, where you'll work on UI, APIs, and backend services primarily using Python... ..., with a strong focus on using AI coding tools as part of their workflow...PlatformSeniorWork at officeFlexible hours
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