217 api engineer jobs at 128 companies in Brewster, NY
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Full Stack Developer (.NET API) - Senior Software Engineer
Stamford, Connecticut, United States
OnsiteFull Time
Information Services GroupNASDAQ: III: Provides technology research and advisory services for digital transformation.
6+ YOEBachelor's in computer science or related field, 6+ years full-stack experience with .NET Core API, Angular and SQL Server, strong C#/Web API and front-end (HTML/CSS/JavaScript) skills, REST API experience, communication and leadership abilities.
Angular, .NET Core, SQL Server, C#, Web API, HTML, CSS, JavaScript, Microsoft Azure, Git
American ExpressNYSE: AXP: Global financial services and credit card payment network.
10+ YOE10+ years building and operating large-scale distributed systems, ownership of third-party/SaaS integrations, API design, resilience, data quality, security, and cross-team influence.
Chariot: Payment infrastructure for charitable giving and Donor Advised Funds.
3+ YOE3+ years engineering or technical RevOps experience; Python, JS, SQL and API proficiency; experience building and operating agent-based systems (OpenClaw, Claude Managed Agents, Claude Code); strong ownership, product judgment, and ability to ship prototypes to production.
OpenClaw, Claude Managed Agents, Claude Code, Python, JS, SQL, APIs
PubMaticNASDAQ: PUBM: Operates a global digital advertising supply chain technology platform.
1+ YOEBachelor's degree in CS/Engineering (or related), 1+ years experience with Python/SQL and web apps, familiarity with ad tech platforms (Google Ad Manager, DV360, The Trade Desk, Amazon), APIs/SDKs, VAST/OpenRTB, plus strong communication and problem-solving skills.
Python, SQL, Google Ad Manager, DV360, The Trade Desk, Amazon, Mozilla Firefox, APIs, SDKs, VAST, OpenRTB, Tableau, Looker
PearsonLondon Stock Exchange: PSON: Global education providing learning materials and assessments.
Design and operate cloud-native data platforms and pipelines; strong data engineering, security, and software engineering skills; experience with Java, Python, AWS, datastores, CI/CD; technical leadership at senior level.
Fireworks AI: Provides high-performance generative AI model inference and deployment infrastructure.
3+ YOE3+ years software engineering experience, strong full-stack skills (React/TypeScript, Python or Go), experience shipping developer-facing products, API and product ownership, high velocity and ownership.
Gen II Fund Services: Provides fund administration services to private capital asset managers
5+ YOE5+ years integration engineering; deep Azure Function Apps, Logic Apps Standard, Azure Service Bus, and API/Service Bus configuration; strong C#; CI/CD, IaC (Bicep), Snowflake desirable; active use of AI-assisted development; bachelor's degree required.
Azure Function Apps, Logic Apps Standard, Azure API Management, APIM, Azure Service Bus, Bicep, C#, Snowflake, LLMs, codegen, Claude, CI/CD, IaC, WDL
System Design Engineer - AI Cluster Software Engineer
Santa Clara or Austin or Secaucus or Markham
HybridFull Time
AMDNASDAQ: AMD: Designs and manufactures computer processors and graphics technology.
5+ YOE5+ years professional software development; proficiency with JavaScript/TypeScript and modern frontend frameworks, backend services/APIs, Linux, containers, CI/CD, cloud/on-prem deployment, IaC and scripting; Bachelors/Masters in CS or software/computer engineering.
3+ YOE3+ years backend/full-stack engineering with expert Python and strong TypeScript/React skills; experience building REST/GraphQL APIs, Django/DRF, Celery/Temporal, PostgreSQL, MCP protocol familiarity, and cloud (AWS/GCP).
Woodbridge or New York City or Atlanta or Boston or Chicago or Dallas or Delaware or Denver or Garden City or Cayman Islands or Greenwich or Houston or Los Angeles or Miami or Naples or Nevada or Palm Beach or San Diego or San Francisco or Seattle or Stuart or Washington
$160k-$200k/yrHybridFull Time
Bessemer Trust: Wealth management and family office services for affluent clients.
7+ YOE7+ years in DevOps/platform/cloud infrastructure engineering; strong AWS (IAM, CloudFormation, Lambda, API Gateway, VPC, CloudWatch, SSM, Secrets Manager, ECR); AWS CDK/CloudFormation/Terraform; CI/CD (Bitbucket/GitHub Actions, OIDC); container and datastore operations; security fundamentals.
State StreetNYSE: STT: Provides investment servicing and management to institutional investors.
3+ YOEBachelor's degree and 3+ years in data/AI engineering or related fields; experience with Python, SQL, large-scale data pipelines, RAG, MLOps/LLMOps, and AI governance in regulated environments.
BelimoSIX Swiss Exchange: BEAN: Develops and manufactures control devices for HVAC systems.
5+ YOEBSc/MSc in CS/EE or related,5+ years leading embedded software projects,experience with RTOS,Matlab/Simulink,Redfish REST API and data center protocols,knowledge of OCP security standards.
RTOS, Matlab, Simulink, Redfish REST API, Open Compute Project (OCP)
Columbia University: A private Ivy League research university providing higher education.
4+ YOEBachelor's degree or equivalent, 4+ years related experience; hands-on experience with programming, APIs, data engineering, LLMs, prompt engineering, and enterprise AI solutions; strong communication and documentation skills.
Team8: A venture foundry that builds and invests in technology startups.
5+ YOE5+ years in sales engineering/presales with enterprise customers; hands-on demo, prototype, API and integration skills; strong communication; solid understanding of AI and modern AI tools.
Planhat: Customer success platform for managing customer relationships and revenue.
3+ YOE3–6 years technical experience, customer-facing, willingness to travel, strong SQL and data modeling, Python or scripting, API integration (REST/GraphQL), familiarity with AI tools and data pipelines.
LovesacNASDAQ: LOVE: Designs and sells modular furniture including sectionals and beanbags.
5+ YOEBachelor's in IT/CS/Engineering,5+ years Salesforce experience,experience with Data Cloud/Sales/Service/Marketing Clouds,Flow,Apex,LWC,APIs,integration and Agile experience;ability to travel;US residency required.
Flows, Apex, Lightning Web Components, Data Cloud, Sales Cloud, Service Cloud, Marketing Cloud, APIs, Agile/Scrum
JPMorgan ChaseNYSE: JPM: Global financial services firm providing banking and investment solutions.
2+ YOE2+ years applied software engineering experience; proficiency in Java, Spring Boot, REST API, Kafka, Microservices and React.JS; knowledge of SDLC, agile and CI/CD; system design and debugging skills.
Java, Spring Boot, REST API, Kafka, Microservices, React.JS, AWS, Terraform
Point72: Global multi-strategy asset management and investment advisory firm.
8+ YOE8+ years in trading tech, QA, validation, or software delivery; strong SQL/data analysis; Playwright or similar automation; AI tooling in delivery lifecycle; excellent communication; ethical standards.
Subway: Global restaurant chain specializing in made-to-order submarine sandwiches.
2+ YOE2–5 years software engineering experience; proficiency with JavaScript, Node.js, ReactJS, and React Native; knowledge of REST APIs, databases, OOP, and version control; strong problem-solving and collaboration skills; bachelor's degree or equivalent.