Senior Backend Engineer - Ownership, APIs, and Impact
Bastion
A leading financial technology company is looking for senior software engineers focusing on backend development. This role involves taking ownership of services, building APIs, and leading projects. The ideal candidates will be proficient in Go and TypeScript/Node.js, with a passion for solving complex problems in a fast-paced startup environment. This position offers the flexibility of remote work across the United States. #J-18808-Ljbffr Bastion
- Friends From The City is looking for a Senior Software Engineer to work on public-interest engineering that directly impacts financial aid processes. You'll collaborate with... ...5-7 years of experience with C#/.NET, REST APIs, and databases like SQL Server or DB2. This...SeniorRemote job
$190k - $210k
...We are hiring a Senior Software Engineer to lead the technical... ...builder for the ResortPass API. In your first year,... ...disagree. Your ownership and team You will... ...not work alone. Other backend engineers will contribute... ...one of our highest-impact technical bets. What...SeniorFull timeNight shift$185k - $225k
...trust, and real-world impact count, Kalepa is just getting... ...people who take full ownership of their craft and... ...are looking for smart engineers who love to code, seek... ...on the external-facing APIs that power our customers... ...engineers to build scalable backend solutions as we...SeniorWork at officeRemote work$160k - $180k
...Description Senior Backend Engineer Full-time New York, NY, US... ...You'll Love ~ Equity / ownership upside Become a Key Player... ...Here's How You'll Make an Impact on the Team Build the... ...Node) ~ Solid knowledge of APIs, distributed systems,...SeniorHourly payFull time- ...an ex-Amazon Alexa engineer who led AI/ML... ...traction, early-stage impact: Dozens of paying... ...own foundational backend systems at a critical... ...and real ownership. What You'll Own... ...healthcare platforms via APIs and RPA.... ...with the CTO and a senior engineer. Onsite...Senior
- ...Senior Backend Engineer WHY THIS ROLE EXISTS Our client is building AI... ...WILL BUILD Healthcare API Infrastructure Design... ...company leadership End to end ownership from concept to production... ...to build infrastructure impacting millions of patients...Senior
$180k - $270k
...Senior Backend Engineer We are building the AI agent platform that automates... ..., and operate production APIs and data pipelines that ingest... ...Selling Points Direct impact: your code powers AI agents... ...tools or side projects. Ownership: early-stage company with $5...SeniorWork at officeImmediate start$160k - $240k
...Backend Engineer Nitra's mission is to build a more efficient... ...We expect excellence, ownership, and intellectual... ...place. If you want impact, ownership, and the chance... ..., White House senior staffers, and a co-founder... ...database schemas and APIs for small-to-medium scoped...SeniorFull timeWork at officeWork from home- ...Description Job Title: Senior Backend Solana Rust Engineer Location: Remote Employment... ...in systems, take full ownership of what they ship, and are... ...backend services and APIs (gRPC, REST) supporting on... ...level compensation High-impact role with real technical ownership...SeniorFull timeRemote work
$200k - $250k
...Senior/Staff Backend Engineer (Platform & AI Systems) Location: San Francisco, CA... ...automation. This is a high-ownership engineering environment... ...reliability, and speed directly impact real-world legal outcomes.... ...-based backend services, APIs, and platform...SeniorH1bWork at officeVisa sponsorship3 days per week- ...culture of trust, high ownership, and curiosity - where... ...pipelines or building robust APIs, you keep institutional... ...– data models, core backend infrastructure and... ...proprietary AI extraction engine. You'll brainstorm... ...You'll have real impact - We are at an inflection...SeniorSummer workWork at office
- Moody's is seeking a senior backend engineer to design, code, test, and operate production-grade backend services and AI-enabled workflows. You will own features end-to-end, building API-driven microservices and data pipelines that support real-time and batch AI workloads...Senior
- ...infrastructure.About the rolePolymarket is looking for a senior/staff backend engineer to own the systems that connect our exchange... ...fast and reliable at scale.This is a high-ownership individual contributor role with direct impact on the reliability and latency of Polymarket’...Senior
- ...technology to make business ownership possible for every passionate... ...founders are technical. Every engineer on the team has experience at... ...decisions, and ship. Role: Senior Backend Software Engineer We're a... ..., the state machines, the API contracts, the AI infrastructure...SeniorFull timeWork at office
- The New York Times is seeking a Senior Software Engineer for the NYT Cooking API team. This hybrid role focuses on building backend systems and APIs for interactive recipe experiences across platforms. Qualified candidates should have 5+ years of experience in scalable...Senior
- 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 delivering high-performance, robust API solutions that can handle immense traffic and provide cutting-edge functionality...Senior
- 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...Senior
$150k - $300k
...York, United States Permanent Senior Backend Engineer - New York My client is a well funded... ...focused and highly capable team, and take ownership of critical backend systems from day... ...Architect and implement high traffic APIs, authentication systems, and distributed...SeniorPermanent employment- ...RolePolymarket is looking for a backend engineer to build the systems that... ...working with other senior engineers to design, implement... ...markets layer. This is a high-ownership role with minimal bureaucracy... ...oracles, news feeds, sports APIs, and real-world data sources...Senior
$160k - $200k
...About the team The API Platform team builds... ...external partners, and the AI engineers building on top of the... ...time building backend services and public or... ...Why Nayya Direct impact on a problem that touches... ...American A team that takes ownership seriously and ships...SeniorFull timeWork at office- ...through the systems this team owns. As a Senior Backend Engineer on the Services team, you'll be... ...contributor role with high autonomy and high ownership. You'll work alongside a small group... ...event-driven data pipelines and APIs using streaming platforms like Kafka or...Senior
- ...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... ..., and product teams build on top of — with high ownership and a strong bias toward execution.What you’ll doDesign...Senior
- ...About the RolePolymarket is looking for a Senior Backend Engineer to join our DeFi Trading team and own... .... You'll work across low-latency APIs, high-throughput data streams, and settlement... ...or systems engineer with production ownership of an exchange system — perp DEX,...SeniorImmediate start
$200k - $300k
...considered for exceptional senior candidates $200,... ...Senior Software Engineers to help scale its... ...highly reliable backend systems and full-... ...Develop scalable APIs, distributed... ...teams to deliver impactful solutions. Work... ...audiences. ~ Strong ownership mentality, problem...SeniorFull timeH1bRemote work- ...Role We're looking for a Senior Backend Engineer to help define the future of... ...company builds on: external APIs, health data models, retrieval... ..., high-leverage teams where ownership is real Has a track... ...remote What We Offer Impact : Be at the forefront and contribute...SeniorFull timeRemote work
- ...infrastructure.About the rolePolymarket is looking for a backend engineer to build the detection, monitoring, and case-management... ...systems that protect the platform and its users, with high ownership and direct impact on Polymarket’s risk posture.What you ’ll doBuild...Senior
$170k - $240k
...Hence, we are growing the engineering team and looking for... ...problems, deliver impactful capabilities throughout... ...Kubernetes Build backend distributed services,... ...algorithms and modern API to support a cloud application... ...without compromising ownership towards your work ~...SeniorFull timeWork at officeFlexible hours$125k - $150k
...Role Overview As a Senior Software Engineer - Backend & AI Infra focus, you will... ...backend services. You will take ownership of complex systems, drive... ...framework and evolve our API architecture Improve... .... Your work will directly impact system reliability, customer...SeniorFull timeWork experience placementLive inWork at officeVisa sponsorshipFlexible hours- ...Overview: Senior Backend Engineer Location: On-site in New York City, New York (relocation... ...teams to define and maintain robust API and SDK boundaries. Build durable... ...significant product and architectural ownership. The culture values integrity, deep curiosity...SeniorTemporary workWork at officeLocal areaRelocation
- ...developers connect to us, and the backend that keeps every rule current.... ...You will be one of our first engineers, shaping the architecture of a new category, with the ownership and equity upside to match.... ...Java, or Node) ~ Solid with APIs, distributed systems, databases...SeniorFull timeWork at officeRemote work3 days per week
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