Founding Engineer: Build Core Backend & Own Features
Weekday AI (YC W21)
A promising startup in San Francisco is seeking a Founding Engineer to join their team. In this role, you'll take ownership of building and scaling backend systems using Python and TypeScript, while collaborating closely with founders. Ideal candidates should have 1-5 years of experience and a strong problem-solving mindset. This position offers competitive compensation, high autonomy, and an opportunity to grow into leadership as the company scales. #J-18808-Ljbffr Weekday AI (YC W21)
- Glen is seeking a founding engineer to own and build the core platform end to end in San Francisco. You will start from first principles to design the best possible user experience, then drive the product forward for everyone. You will ship across the stack, measure impact...Suggested
- Fuel Talent LLC in San Francisco is seeking a Founding Engineer to own core technical decisions from day one, building backend systems to ingest PDFs and develop AI agents for compliance workflows. You will ship across frontend, backend, infrastructure and AI, using Kotlin...Backend
$172.5k - $260.1k
...keeping Salesforce's core values at the... ...looking for an Engineering Manager on the... ...maintains and builds performant... ...new user-facing features, but rather ensure... .... Slack's backend services are written... ...scale. We also own services that... ...benefits can be found at the following...BackendFull time- Hilbert is building a reasoning engine that must navigate non-deterministic... ...on" role. You'll own core pieces of the AI... ...maintain AI-driven features and pipelines that serve... ...closely with the founding team and cross-functional... ...on AI systems Backend software engineering...BackendFull timeWork at officeImmediate startNight shiftWeekend work
- ...fast — since our founding in 2019, we’ve grown... ...an experienced backend engineer to join our growing... ...Staff Engineer on our Core Engineering team. This team owns the most essential... ...of new features in our Django monolith... ...years of experience building backend applications...BackendFull timeWork at officeWork from homeFlexible hours
- Valerie Health is seeking a founding engineer in San Francisco to help shape the technical foundation of a healthcare AI startup. You will build a robust backend, integrate AI models across modalities, and craft polished user experiences that scale from inception to growth...Backend
- ...firms operate by building AI agents that automate... ...face. Our core engine combines advanced... ...powered operations and own meaningful technical... ...hiring our first Founding Engineer to own... ...LLMs and OCR Own backend architecture and infrastructure... ...ship greenfield features to expand the...BackendWork at office
- Remotestar is seeking a backend-leaning Founding Engineer in San Francisco to own end-to-end projects shaping core infrastructure for AI agents. The role covers building APIs, design, and production rollout... ...and databases, and ship features from 0 to 1 with real users....Backend
- ...We're looking for a backend-leaning Founding Engineer (0-7 years experience... ...equivalent. You'll own projects end-to-end in... ...environment and help shape the core infrastructure that... ...What You'll Do Build and design APIs and... ...shipping and owning features from 0-1 in...BackendRelocation
- ...Employers 2022 List.The Core Product Experience (CPX) team owns the heart of the... ...and our Copilot feature adoption. CPX partners... ...other pods across Engineering to deliver high-... ...helps shape what we build, leads delivery through... ...frontend and backend. Reduce regressions...BackendWork at officeImmediate startRemote workWork from homeWorldwideMonday to Friday
- ....About the role:The Core Experience team owns how companies and users... ...it every day. We build the onboarding flows... ...do:Design and build backend systems that power Core... ...design to shape how features get built, not just... ...consumed by other engineering teams across Rippling...BackendWork at office3 days per week
- ...We founded Bild AI to tackle the mess that is blueprint reading... ...make it more efficient to build more houses, hospitals, and schools. Featured on Business Insider. You'll Own features end-to-end -... ...stack: React frontend, Python backend + infra Have ownership...BackendFull timeWork at officeRelocation
$172.5k - $260.1k
...keeping Salesforce's core values at the... ...future of Salesforce.Engineering at Qualified... ...enterprises at scale. We're building at the frontier of... ...over a customer's own knowledge,... ...production AI or backend systems in a high... ...company benefits can be found at the following...BackendFull timeImmediate startRemote work$200k - $260k
Matterhaul Inc. is seeking a founding infrastructure engineer based in San Francisco to rebuild their infrastructure and core systems from scratch using AWS and Kubernetes. The... ...AWS knowledge, and a track record in building backend systems. This is a full-time position with...BackendFull time- Quin AI, a personal financial intelligence platform, is seeking its first backend engineer in the US. You will own backend architecture decisions from day one and build the data and workflow layer to underpin an autonomous platform. With 5+ years of backend experience...Backend
- ...About the job Founding Product Engineer About the role... ...directly with the CTO and Backend Lead to own the "last mile" of... ...Own UI Delivery: Build intuitive, high-impact... ...for our client's core products given REST... ...Grow into full-stack feature ownership, React Native...Backend
$163.8k - $306k
...- we have a growing engineering team and a laundry list of features and foundational improvements... ...growth, we need to build a world-class... ...help us get there by owning end-to-end projects,... ...WHAT YOU'LL DO The Core Services team owns key backend services powering broad...Backend$163k - $204k
...nationwide and are building a workplace that... ...full-stack software engineers to join the teams... ...facing products — the features and experiences... ...building reliable backend APIs, influencing... ...build, and test Gusto core products such as... ...teamsExperience owning multi-quarter projects...BackendFull timeWork at officeLocal areaRemote work2 days per week3 days per week$150k - $350k
...About the job Founding Product Engineer Founding Product Engineer... ...interface. It is building a direct alternative... ...whole loop. You will own product surfaces end... ...Will Do Own features from problem to production... ...across frontend and backend. Work directly...BackendFull time- ...re on a mission to build the future of... ...experience from our founding team who have run... ...pricing experts and engineers) to deliver that capability... .... We believe owning those markets are... .... Build backend-heavy product areas... .... Make every feature drivable by an LLM...BackendContract work
$171k
...role As a Staff Software Engineer on the Everand Core team , you’ll help shape... ...the stories they love by owning the backend platform that powers... ...capabilities. Along the way, you'll build systems that drive... ...Familiarity with experimentation or feature-flagging platforms. ---...BackendTemporary workLocal areaFlexible hours- ...allows companies to build proprietary... ...grounded in their own workflows. We... ...not a typical engineering role. You’ll be our founding engineer, with an... ...matters fast Own features end-to-end, from... ...Build the core product surfaces... ...React, Next.js, backend APIs, and Postgres...Backend
$165k - $226.6k
...AI. Okta secures AI by building the trusted, neutral... ...’ experiences. Okta's Core Engineering team is responsible for... ...looking for a staff level backend engineer to join a... ...re proud of what they own and deliver. Our elite... ...rollout of new common features and frameworksOperate,...BackendPermanent employmentWork at officeLocal areaWorldwideFlexible hours- ...Oversight organization builds foundational... ...region and service feature adds operational cost... ...years of software engineering experience... ...similar systems or backend language. ~ Deep... ...experience in one or more core infrastructure... ...requirements for owned components; optimizes...Backend
- Skiffra is building the intelligence layer for the physical... ...seeking a frontend leader to own architecture and deliver... ...product, design, AI, and backend teams to ship end-to-end features, craft intuitive... ...standards as part of the founding team in a hybrid Los Angeles...Backend
$160k - $210k
...admin, not patients. We're building an AI-native platform to... ...This is a true founding-engineer seat. You'll work directly... ...with therapists, ship real features that land in production, and own problems end-to-end - from... ...+ years): Full-stack or backend-leaning, with a history...BackendRelocation package$50k
...accuracy. The Role As a founding full-stack engineer, you’ll own the application layer of... .... You will: Build user-facing dashboards and... ...Design and implement APIs and backend systems that interface... ...shape our roadmap. Own features end to end - from concept...BackendWork at office$250k
...clinical practice, building technology that directly... ...for Software Engineers to help us build and operate the core infrastructure that... ...ll work across the backend stack, designing... ...role where you'll own a single microservice... ...system simpler than you found it. We don't...Backend- ...Chief AI is building the intelligence platform to... ...We are hiring a Founding AI Engineer to build the systems... ...work on everything – backend, frontend, AI, infrastructure... ...weeks Ship core agent features and evals that executive... ...impact millions Own the intelligence...Backend
$150k - $250k
# Founding AI Infrastructure EngineerRemote... ...automatically: build-time SAST and... ...the customer's own cloud.We're a... ...on exceptional engineers to build the infrastructure... ....You'll build core platform... ...processing, feature generation,... ...experience in backend/platform/infra...BackendFull time
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