44 api engineer jobs at 22 companies in Millbrook, NY
1mo
Save
Mark Applied
Hide
Agentic Solutions Engineer
Shelton, Connecticut, United States
HybridFull Time
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).
Model Context Protocol (MCP), REST, GraphQL, Python, TypeScript, JavaScript, Django, Django REST Framework (DRF), React, React-Admin, FastAPI, Celery, Temporal, Pydantic, httpx, pytest, Node.js, PostgreSQL, Snowflake, WebSockets, SSE, OAuth2, JWT, OpenAPI, Swagger, Redoc, AWS, GCP, Lambda, Cloud Run, S3, GCS, Docker, GitHub Actions, Flowise, LangChain, Claude, Anthropic, GA4, Meta, Google
1mo
Save
Mark Applied
Hide
Development Engineer Software
Danbury, Connecticut, United States
$105k-$120k/yr OnsiteFull Time
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)
1mo
Save
Mark Applied
Hide
Engineer
Shelton, Connecticut, United States
$103k-$128k/yr OnsiteFull Time
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.
JavaScript, Node.js, ReactJS, React Native, REST APIs, CI/CD
2mo
Save
Mark Applied
Hide
Process Development Engineer I - Synthetic and Bioconjugation Scale-Up Technologies (SBST)
Tarrytown, New York, United States
$80k-$131k/yr OnsiteFull Time
4+ YOEBachelor’s +4 years or Master’s +0-3 years in API process development; experience with small molecules and bioconjugates preferred.
Mass spectrometry, NMR, IR spectroscopy, HPLC, Crystallization, Chromatography, Purification
1d
Save
Mark Applied
Hide
Sr. IAM Engineer
Shelton, Connecticut, United States
$119k-$149k/yr OnsiteFull Time
7+ YOE7+ years in IAM or security engineering, deep Okta, OAuth, OIDC, SAML, SCIM, Active Directory, Entra ID, API security, scripting, CI/CD, and HRIS identity automation expertise; bachelor's degree or equivalent.
Okta, Universal Directory, Okta Workflows, SAML 2.0, OIDC, WS-Federation, SCIM 2.0, Microsoft Entra ID, Active Directory, Microsoft 365, ServiceNow, Jamf, AWS IAM Identity Center, Ceridian Dayforce, CrowdStrike Falcon Next-Gen SIEM, CrowdStrike Falcon Identity Protection, PowerShell, Python, bash, Git, Terraform, Azure Pipelines, GitHub Actions, SailPoint, Saviynt, Omada, NIST SP 800-63, NIST SP 800-207, OAuth 2.0, PKCE, OWASP API Security Top 10, Intune
1mo
Save
Mark Applied
Hide
Middle Office Software Developer
Norwalk or Rowayton
$115k-$200k/yr OnsiteFull Time
5+ YOEBachelor's in computer science, 5+ years software development in financial services, experience with C#, Windows and web frameworks, SQL Server, messaging/SOA/APIs, Agile and unit/integration testing.
C#, Windows Forms, WPF, ASP.NET MVC, Angular, JavaScript, Web API, SQL Server, MOM, SOA, APIs, Agile, Coding agents and AI-assisted development tools
1mo
Save
Mark Applied
Hide
AI Security Engineer
Norwalk or Phoenix
$134k-$171k/yr RemoteFull Time
7+ YOE7+ years in cybersecurity/security engineering, 3+ years securing cloud platforms/APIs/CI/CD, working knowledge of AI/ML, security monitoring and incident response, preferred CISSP/CCSP/GIAC, strong communication skills.
DLP, RAG, CI/CD, IAM
1d
Save
Mark Applied
Hide
Lead Applications Developer - Regeneron Genetics Center
Tarrytown, New York, United States
$110k-$179k/yr HybridFull Time
4+ YOEBachelor's degree or higher and 4+ years of relevant IT experience building cloud-native applications; requires Python, TypeScript, REST APIs, AWS, databases, ETL, Docker, and AI tooling experience.
Python, TypeScript, REST API, Claude Code, GitHub Copilot, PostgreSQL, MySQL, Amazon Redshift, Snowflake, Docker, AWS
1mo
Save
Mark Applied
Hide
Testing and Automation Engineer
Shelton, Connecticut, United States
$103k-$128k/yr OnsiteFull Time
3+ YOE3+ years testing/quality engineering experience; proficiency in test automation (UI/API/backend), performance testing, AI-assisted testing, CI/CD, and basic scripting in Java/JavaScript/Python/C#.
JMeter, Gatling, k6, Locust, Selenium, Cypress, Playwright, REST-assured, Postman, Java, JavaScript, Python, C#, CI/CD
2w
Save
Mark Applied
Hide
Sales Engineer – AI & Agentic Sales Systems
Goshen, New York, United States
HybridFull Time
5+ YOE5+ years building enterprise software/AI solutions; experience designing agentic AI systems, CRM automation (HubSpot/Salesforce), API integrations, cloud (AWS) and analytics; BS in CS/Engineering/Data/AI preferred.
OpenAI, Anthropic Claude, Google Gemini, HubSpot CRM, Salesforce, Microsoft Dynamics, Zoho CRM, AWS, Serverless, API Gateway, Python, JavaScript, TypeScript, SQL, REST APIs, Git, CI/CD, Retrieval-Augmented Generation (RAG), vector databases, semantic search
1mo
Save
Mark Applied
Hide
Senior Software Engineer
Glendale or Bristol
$149k-$199k/yr HybridFull Time
5+ YOE5+ years industry experience; proficiency in Java/Kotlin/Python/JavaScript, microservices, REST APIs, AWS (S3,Lambda,EC2), databases, Kafka; BS in CS preferred.
Java, Kotlin, Python, JavaScript, AWS, S3, Lambda, EC2, SQL, MongoDB, OpenSearch, Apache Kafka
1mo
Save
Mark Applied
Hide
Senior Software Engineer
Glendale or Bristol
$149k-$199k/yr HybridFull Time
5+ YOE5+ years industry experience; proficiency in Java/Kotlin/Python/JavaScript; experience with microservices, REST APIs, AWS (S3, Lambda, EC2), SQL/MongoDB/OpenSearch, Apache Kafka, testing and code review.
Java, Kotlin, Python, JavaScript, AWS, S3, Lambda, EC2, SQL, MongoDB, OpenSearch, Apache Kafka
3mo
Save
Mark Applied
Hide
Full Stack Engineer, Senior
Oakland or Seattle or WA or OH or CA or Long Beach or AZ or CO or CT or FL or GA or MD or MN or NV or OR or El Dorado Hills or Lodi or Rancho Cordova or Redding or San Diego or Woodland Hills or AL or IL or VA or WI or TX or NY
$103k-$174k/yr HybridFull Time
5+ YOE5+ years full stack development; BA/BS or equivalent IT experience; React/Vue/Angular; .NET/Java/Node.js/Python APIs; SQL/NoSQL; Azure preferred; Docker; IaC; CI/CD; AI tools; healthcare experience preferred.
React, Vue, Angular, JavaScript, TypeScript, .NET, Java, Node.js, Python, MS SQL Server, Oracle, NoSQL, REST, Azure, AWS, GCP, Docker, Kubernetes, Ansible, Bicep, ARM, Terraform, GitHub, GitLab, Bitbucket, Git
3mo
Save
Mark Applied
Hide
Principal Engineer Software - Storage (Chronosphere)
Burbank or Denver or Chicago or Austin or Jacksonville or Hartford or Bridgeport or Seattle or Boston or New York City
$147k-$238k/yr RemoteAll Commitments Available
Design and build scalable backend services for high-volume telemetry data; strong backend skills; cloud infra experience; API design; mentorship.
Go, Java, Python, Rust, AWS, GCP, Azure, REST, gRPC, GraphQL
1mo
Save
Mark Applied
Hide
Senior Java Fullstack Engineer with Azure
Lafayette or Bloomfield or Raleigh or Dallas or Austin
$81k-$141k/yr HybridFull Time
8+ YOE8+ years Java full‑stack experience with Azure, microservices, REST APIs, Spring Boot, Docker/AKS, CI/CD, and RDBMS/NoSQL; bachelor’s degree preferred.
Azure, RESTful (Rest-APIs), Java, Java 8, Spring Boot, Camel, Fuse, Docker, Azure Kubernetes Service (AKS), RDBMS, NoSQL, git, CI/CD, Openshift, Spring, Spring Batch
1w
Save
Mark Applied
Hide
Sr. Automation Test Engineer
Wilton, Connecticut, United States
HybridFull Time
9+ YOERequires 9 years testing/development experience, bachelor\u0002s in CS/Electronics or related, proficiency in Python/Java/JavaScript/SQL, UI and REST API automation, TestNG/JUnit/NUnit, Selenium/WebDriver, Git, TestRail, Agile/DevOps/CI-CD experience, Salesforce Admin cert.
Python, Java, JavaScript, SQL, TestNG, JUnit, NUnit, GIT, Selenium, WebDriver, TestRail
1mo
Save
Mark Applied
Hide
SENIOR SOFTWARE ENGINEER - Payroll & AI
South Dakota or California or Colorado or Connecticut or Rhode Island or Nevada or New York City or Ithaca or Westchester County or Washington
$120k-$145k/yr RemoteFull Time
3+ YOEBachelor's degree or equivalent, minimum 3 years relevant experience, legal authorization to work in the US, experience with payroll/HCM platforms, AI/automation, front-end tech, Java, databases, CI/CD, testing, and collaboration skills.
Workday Payroll, AI, HTML, CSS, JavaScript, TypeScript, Java, NoSQL, APIs, CI/CD
2mo
Save
Mark Applied
Hide
Drupal Full Stack Developer Lead
Farmington or Connecticut or Florida or Georgia or Iowa or Illinois or Maryland or Massachusetts or North Carolina or New York or Ohio or Rhode Island or South Carolina or Tennessee or Virginia
$100k/yr OnsiteFull Time
5+ YOE5+ years Drupal development experience (Drupal 9 & 10), strong PHP/Twig/MySQL skills, HTML/CSS/JavaScript/Sass, Composer, Drush, Git, NPM, API integration, custom module and theme development, performance optimization.
Drupal 9, Drupal 10, Twig, CSS, JavaScript, HTML, Sass, PHP, MySQL, Composer, Drush, Git, NPM, Panels, Layout Manager, Paragraphs, Feeds
2mo
Save
Mark Applied
Hide
Automation Specialist - Biotherapeutics Discovery Research (Ridgefield, CT, United States, Connecticut)
Ridgefield, Connecticut, United States
$140k-$222k/yr OnsiteFull Time
10+ YOEBachelor’s/Master’s with extensive experience in laboratory automation, orchestration, and scripting across major platforms; strong Python and APIs knowledge; 10+ years or 6+ years with Master’s in CS/Engineering/Biology/Chemistry; eligible to work in the United States.
Cellario, Hamilton, Tecan, Beckman Coulter, Opentrons, ELN, LIMS, APIs
1mo
Save
Mark Applied
Hide
Senior Manager, Engineering (821)
Fairfield or Stamford or New York
$199k-$218k/yr RemoteFull Time
8+ YOE3+ Mgmt8+ years software engineering experience with 3+ years managing engineers; strong React and TypeScript expertise; experience with Webpack/Module Federation, micro-frontends, CI/CD, API design, authentication patterns, and team leadership.
React, TypeScript, Webpack, Module Federation, CI/CD, Kubernetes, JWT, RBAC, WCAG 2.1
Explore Jobs