675 senior software engineer backend jobs at 371 companies in New York City, NY

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Senior Backend Software Engineer
New York City or San Francisco
$100k-$200k/yr OnsiteFull Time
Alpaca Health
Alpaca Health: Enabling clinicians to launch and scale independent autism care clinics.
Senior backend engineer with strong system-design and ownership; builds integrations, billing/payments, data pipelines, and AI/LLM infrastructure. Experience in operationally complex domains (healthcare, fintech, insurance) or early-stage startups preferred.
Candid, Silna, Availity, HubSpot, LLM
13h
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Senior Backend Engineer
London or New York City or Paris or London or London
HybridFull Time
SeedLegals
SeedLegals: Automated platform for startup fundraising and legal document management.
5+ YOESenior backend engineering experience with Kotlin, Spring, high-performance APIs, code reviews, software engineering best practices, test-driven development, and full development lifecycle ownership.
Kotlin, Spring, Claude, LLMs, Kotlin, Spring
3w
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Senior Backend Software Engineer
New York City, New York, United States
$190k-$215k/yr HybridFull Time
Tennr
Tennr: Automates healthcare referral workflows and patient intake with AI.
5+ YOE5+ years backend development experience with strong JavaScript and TypeScript skills; experience building scalable services, workflow automation, data pipelines, and integrating ML into production.
JavaScript, TypeScript, machine learning
1d
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Senior Software Engineer, Backend
New York City, New York, United States
$200k-$225k/yr OnsiteFull Time
Posh
Posh: Platform for hosting and discovering local community events.
5+ YOERequires 5+ years of backend engineering experience, production systems expertise, and proficiency in APIs, distributed systems, event-driven architecture, data modeling, and cloud infrastructure.
Java, Node.js, PostgreSQL, MongoDB, AWS, Terraform, GitHub
2mo
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Senior Backend Engineer
New York, New York, United States
$160k-$200k/yr OnsiteFull Time
Fanatics
Fanatics: A global digital sports platform for merchandise and collectibles.
6+ YOE6+ years backend engineering; distributed systems and APIs; payment/ledger/transaction experience; Elixir and GraphQL preferred.
Elixir, GraphQL, APIs, Ledger, Payment Systems, eCommerce
3mo
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Senior Backend Engineer
New York, New York, United States
$168k-$189k/yr HybridFull Time
Gen Digital
Gen Digital: Provides cybersecurity, identity protection, and online privacy software solutions.
4+ YOESenior backend engineer with 4+ years of experience, strong Python/Django or similar OOP experience, relational and non-relational databases, RESTful APIs, and containerization (Docker/Kubernetes).
Python, Django, C#, NET, PHP, MySQL, PostgreSQL, MSSQL, MongoDB, CosmosDB, REST, Docker, Kubernetes
1w
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Senior Software Backend Engineer - Market Pricing
New York City or San Francisco or Salt Lake City or Kraków or United Kingdom
$167k-$225k/yr HybridContract
Pave
Pave: Cloud-based software for managing and benchmarking employee compensation.
5+ YOERequires 5+ years of backend engineering experience, scalable systems design, performance and reliability expertise, strong judgment, and ability to lead ambiguous projects and mentor engineers.
2w
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Senior Backend Software Engineer - Apple Sports
New York City, New York, United States
OnsiteFull Time
Apple
AppleNASDAQ: AAPL: Designs and sells consumer electronics, software, and online services.
Expert backend engineering role developing reliable, scalable solutions for processing and displaying real-time sports data across Apple Sports and Apple TV.
2mo
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Senior Backend Engineer
New York or United States
RemoteFull Time
Astra
Astra: Develops APIs for automated and real-time bank transfers.
5+ YOE5+ years building production backend systems, strong systems engineering, Python experience, distributed systems and microservices, Google Cloud Platform familiarity, BS in CS/Engineering required, MS preferred.
Python, Google Cloud Platform, SQL, NoSQL
1w
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Senior Backend Engineer
Norwalk, Connecticut, United States
OnsiteFull Time
Oxbridge Health
Oxbridge Health: Provides health insurance plans focused on episode-based care.
7+ YOERequires 7+ years of backend engineering experience, expert AWS serverless and Python skills, distributed systems expertise, REST API development, databases, CI/CD, and technical leadership.
AWS, AWS Lambda, Amazon API Gateway, Amazon SQS, Amazon SNS, Amazon DynamoDB, AWS Step Functions, Amazon EventBridge, Apache Kafka, Python, PostgreSQL, Amazon RDS, GitHub Actions, HIPAA, RESTful APIs, TDD, IaC, CI/CD
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Senior Backend Engineer
New York City or United States or Canada
RemoteFull Time
Moonshot
Moonshot: Mobile application for on-chain cryptocurrency trading.
5+ YOE5+ years backend/platform engineering experience building high-scale, highly available systems; deep expertise in auth, financial systems, or blockchain infrastructure; strong distributed-systems and operational skills.
Flutter, React Native, React, Go, Rust, Solana, Google Cloud, Amazon Web Services
3mo
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Senior Software Engineer, Backend
New York, New York, United States
$191k-$263k/yr HybridFull Time
Plaid
Plaid: Provides financial data connectivity and payment infrastructure via APIs.
5+ YOE5+ years in software engineering; backend-focused; MySQL or relational DB experience; microservices; strong coding, testing, and system design skills; leadership and mentoring abilities
MySQL, Microservices, Backend Development
1mo
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TypeScript Backend Engineer
Tokyo or New York City or Singapore
RemoteFull Time
Startale
Startale: Builds blockchain infrastructure and applications for mass adoption.
Senior backend engineer with extensive production experience building scalable TypeScript backend systems, PostgreSQL expertise, Web3 integrations, and operating high-traffic distributed services.
TypeScript, NestJS, Fastify, Express, PostgreSQL, Go, Kafka, NATS, RabbitMQ, The Graph, Subsquid, Docker
3w
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Senior Software Engineer (Backend)
New York City, New York, United States
$125k-$180k/yr OnsiteFull Time
Book of the Month
Book of the Month: Monthly subscription service delivering curated new hardcover books.
6+ YOE6+ years building production backend services with Node.js and TypeScript, relational DB modeling (MySQL/Postgres), REST APIs, test suites, and SQL/DB performance optimization.
Node.js, TypeScript, MySQL, PostgreSQL, Redis, Kafka, SQS, SQL, REST
1mo
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Senior Staff Backend Software Engineer-NYC
Mountain View or New York City
$262k-$369k/yr HybridFull Time
X, The Moonshot Factory
X, The Moonshot FactoryNASDAQ: GOOGL: Develops early-stage technologies and experimental projects.
5+ YOEBachelor's in CS or related,5+ years building enterprise backend systems,proficiency in Java/Kotlin or Golang,experience with microservices,streaming,Cloud SQL,monitoring,security,and stakeholder collaboration.
Java, Kotlin, Golang, RESTful APIs, gRPC, Cloud SQL, PostgreSQL, MySQL, Prometheus, Grafana, GCP Cloud Monitoring, Google Cloud Platform, AWS, Azure, Angular
3mo
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Senior Backend Engineer, Workflow Systems
New York, New York, United States
$160k-$205k/yr HybridFull Time
VIA
VIA: Provides secure decentralized identity and data privacy software solutions.
5+ YOE5+ years building production software; strong Python; async programming; API design; backend systems; debugging and fault tolerance.
Python, Django, Next.js, PostgreSQL, Redis, WebSockets, Medplum, FHIR, AWS, Kubernetes, Terraform, Datadog, GitHub Actions, Vertex AI, Anthropic, OpenAI
1mo
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Senior Software Engineer, Backend
New York, New York, United States
$140k-$160k/yr HybridFull Time
The New York Times
The New York TimesNYSE: NYT: Publishes global journalism, digital subscriptions, and lifestyle media products.
5+ YOE5+ years building scalable backend/API services using Go or TypeScript/Node.js, SQL and NoSQL databases, cloud infrastructure on AWS/GCP, containerization, IaC, CI/CD, observability, and mentoring experience.
Go, TypeScript, Node.js, Express, GraphQL, PostgreSQL, DynamoDB, AWS, GCP, Docker, Kubernetes, Terraform, CloudFormation, CI/CD
2mo
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Senior Backend Engineer
Yerevan or New York City or Israel or Ukraine
RemoteFull Time
Commit
Commit: End-to-end software, cloud, and cybersecurity consulting and development.
5+ YOEBachelor's in CS or related, 5+ years backend experience, production-grade systems, proficiency in Node.js, SQL and NoSQL, familiarity with cloud platforms and microservices.
Node.js, SQL, NoSQL
1mo
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Senior Backend Engineer
Chemnitz or Berlin or London or Sydney or Tokyo or Prague or Minneapolis or Saint Paul or New York City
HybridFull Time
Staffbase
Staffbase: Provides an AI-powered internal communications platform for employees.
5+ YOE5+ years backend experience with Go (and Java/Kotlin preferred), strong problem solving, agile experience preferred, English proficiency, collaborative and quality-focused.
React.js, Javascript, Typescript, Tailwind CSS, Kotlin, Go, Java, MongoDB, Terraform, Docker, Playwright
1mo
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Backend Engineer (Senior/Staff)
New York City, New York, United States
$175k-$225k/yr RemoteFull Time
Taxwire
Taxwire: Automated global sales tax and compliance platform for businesses.
5+ YOE5–10+ years backend engineering experience; strong backend systems, data modeling, and compliance logic; proficiency with Python (FastAPI, Pydantic, pandas, duckdb), Postgres/SQL, and AWS; strong communication and ownership.
Python, FastAPI, Pydantic, pandas, duckdb, Postgres, SQL, AWS, LLMs, Playwright