Hybrid Senior Backend Engineer
$200k - $250kSLR Search
Job Description
Job Description
Join an elite team as Senior Backend Engineer architecting the AI-driven infrastructure that democratizes access to high-skilled US immigration.
Senior Backend Engineer Benefits
— Starting Salary targeting $200K–$250K
— Early-stage startup equity
— Comprehensive health, dental, and vision
— 401k retirement with match
— Bi-annual team off-sites
Senior Backend Engineer Qualifications
— 5+ years of production experience focusing on Python and scalable backend system design.
— Proven startup track record ideally as a founding or early engineer at a Seed or Series A company.
— Advanced systems expertise including PostgreSQL, async processing, and building agentic LLM-powered automation workflows.
$140k - $215k
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...5k - $225k USD*We are looking for smart engineers who love to code, seek challenging problems... ...and DevOps engineers to build scalable backend solutions as we continue to grow. We're... ...on both our technology and our business.Hybrid: Office/RemoteYou'll be right at home if...SeniorWork at officeRemote work$141k
...safer, more connected world.Position OverviewWe're hiring a Senior Backend Engineer to help build the future of Emergency Call Triage—an AI-... ...technology that can have a direct impact on saving lives.This is a hybrid role, with an expectation of four days per week in our...SeniorWork experience placementWork at office- ...looking for: Are you an entrepreneurial engineer who is looking to be a critical part of a... ...code. Office policy: Hybrid (a couple days per week) in our Brooklyn... ...RDS, EC2, etc.). Full node.js on the backend. Moving towards more Kubernetes....SeniorFull timeWork at officeRemote work
$262k - $369k
...together experts in energy, AI, software, engineering, and product to build tools that help... ...here . About the role As a senior staff backend software engineer building Tapestry’s... ...coverage ~ Generous PTO and flexible hybrid work model ~401(k) with employer...SeniorFull timeFlexible hours$40 per hour
...Senior Backend Engineer Doctronic | New York City ONSITE (Hybrid) | Reports to CEO The Mission Let's make healthcare free and accessible to everyone through AI. We need backend infrastructure that can scale our AI doctor platform to billions of consultations...Senior- ...experiences, and build a legacy that inspires future generations. Senior Backend Engineer Primary: Bay Area (San Francisco / Peninsula) |... ...equity package designed for a foundational hire. Hybrid Model: Expected ~2 days per week in-office (Bay Area or NYC...SeniorTemporary workWork at officeRelocation packageFlexible hours2 days per week
$160k - $240k
...Backend Engineer Nitra's mission is to build a more efficient healthcare system and the technology that... ...executives from Intuit, former Governors, White House senior staffers, and a co-founder of CityMD. Nitra maintains a hybrid work policy, with team members working from...SeniorFull timeWork at officeWork from home- ...Senior Backend Engineer New York, NY or Remote About Us Health is the most important thing in life, and the American healthcare system... .... This role is full-time and open to remote or onsite/hybrid out of Nourish's NYC office in the heart of Union Square. Check...SeniorFull timeWork at officeRemote work
$192k - $240k
...and support you need to grow your career.Engineering at BrexEngineering at Brex is about... ...based in our New York office. We are a hybrid environment that combines the energy and... ...deploying applications with a focus on backend.Experience building and designing scalable...SeniorWork at officeRemote workWork from home- ...services clients to provide high-level service and returns for their clients. They are currently hiring a Senior Software Engineer / Backend Engineer to work hybrid on-site in their NYC office 4 days per week. Qualified candidates will have 7-10+ years of...SeniorCurrently hiringWork at officeImmediate start
- ...Job Description Job Description Senior Backend Engineer Our client is looking for a Senior Backend Engineer to help refine the foundations... ...first principles. This role is based in NYC and flex-hybrid (around 3 days/week), as the company consolidates its core...SeniorRelocationFlexible hours3 days per week
$161k - $194k
...together experts in energy, AI, software, engineering, and product to build tools that help... ...here . About the role As a senior backend software engineer building Tapestry’s Agentic... ...coverage ~ Generous PTO and flexible hybrid work model ~401(k) with employer...SeniorFull timeFlexible hours- ...If banks and payment products were reinvented today, they would look like Fin. About the role We are looking for a Senior Backend Engineer to own the core systems that make this work. You will design and build the services that move real money, integrate with payment...SeniorFull timeWorldwide
- ...media, powered by fast, reliable, and deeply technical market infrastructure.About the rolePolymarket is looking for a senior/staff backend engineer to own the systems that connect our exchange to the outside world — market data distribution, order routing, and the high...Senior
- ...days in-office culture. Both founders are technical. Every engineer on the team has experience at early-stage startups. Several... ...to customers, make technical decisions, and ship. Role: Senior Backend Software Engineer We're a tiny engineering team building something...SeniorFull timeWork at office
$165 per hour
...DescriptionIf you say you have an idea and can covert that into a something beautiful, then you are the one we are looking for.As our Sr. Backend Engineer, you will be:You will develop efficient web services and APIsYou will participate in daily code deploys while working on...Senior- ...and we need your help adding fuel to the fire.About the RolePolymarket is launching perpetual futures and we're looking for Senior Backend Engineers to own the core systems that make it run. This is backend exchange engineering in the truest sense: low-latency order...Senior
$200k - $300k
...Job Description Job Description Senior Staff Software Engineer — Real-Time Distributed Systems (C#,... ...and Redis. ~ Strong understanding of backend fundamentals including high-volume message... ...~ NYC metro candidates preferred for hybrid collaboration (flexible for...SeniorTemporary workFlexible hours$182.75k - $278.5k
...help change mental healthcare for the better. The Work Backend at Headway involves high-stakes logic. You’re building a reliable... ...that give providers their time back. The Insurance Billing Engine: We apply AI pragmatically ( blog ) to reduce administrative...SeniorFull timeFlexible hoursShift work- ...global media, powered by fast, reliable, and deeply technical market infrastructure.About the rolePolymarket is looking for a senior backend engineer to build and scale the payments infrastructure that powers deposits, withdrawals, and money movement across the platform....Senior
$195k - $230k
..., 2023, 2024) About the Role As a senior level software engineer at Maven Clinic, you will lead the design... ...needs of Maven's platform and backend teams. Propose, design, develop and... ...skillset. Maven embraces a flexible hybrid work model. Our teams primarily operate...SeniorFull timeContract workWork at officeImmediate startRemote workFlexible hours3 days per week- ...market infrastructure.About The RolePolymarket is looking for a backend engineer to build the systems that power how markets are created,... ...time.You’ll be a core individual contributor working with other senior engineers to design, implement, and operate the systems that...Senior
$99.6k - $174k
Senior Full Stack Engineer, AI Platform & AgentsBuild the GenAI platform that powers critical decisions in healthcare, legal, tax, and compliance... ...impactful decision-making at a global scale.-Location:: US/Canada, Hybrid or Remote-Work Hours: Must have 9-11 AM CST...SeniorFull timeWork at officeRemote work2 days per week- ...global media, powered by fast, reliable, and deeply technical market infrastructure.About the rolePolymarket is looking for a backend/product engineer to own the core domain APIs and data models that power our consumer-facing product.You’ll work at the intersection of...Senior
- ...Join SignalFire’s Talent Network for Founding Back-end Software Engineer Roles at VC-Backed Startups This is not an application for a... ...enterprise SaaS. We’re looking to connect with exceptional Founding Backend Engineers who are excited about building scalable, high-...SeniorFull time
- ...ubiquitous beacon of truth in global media and we need your help adding fuel to the fire.About the RolePolymarket is looking for a Senior Backend Engineer to join our DeFi Trading team and own core improvements to our exchange systems. You'll work across low-latency APIs, high-...SeniorImmediate start
$167k - $219k
...it with high relevance and low latency. We're looking for a Backend Engineer who can own this end-to-end: from data ingestion and Elasticsearch... ..., vector search, and ML-adjacent concepts to support our hybrid (lexical + vector) retrieval today and our move toward ranking...SeniorWork at office2 days per week- ...coast, Novella is building the first AI powered specialty insurance brokerage. The Role We're looking for a Senior Backend Engineer to join our team. In your day-to-day work, you'll be responsible for building all aspects of our product, from discussing big...Senior
- .NET Fullstack Senior Developer - HYBRID Date: May 11, 2026 Location: Parispanny, NJ, US Company: NTT... ...support multiple web applications and backend services (enrollment, account... ...Experience with Google Cloud Platform (App Engine, Cloud Functions, Firestore, Cloud Build...SeniorTemporary work
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