51 api developer jobs at 31 companies in Middleport, NY
2w
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API Integration & Automation Developer
Welland, Ontario, Canada
$61k-$77k/yr HybridFull Time
Experience with REST and webhooks, PowerShell/Python/JavaScript/C#, JSON, Power Automate, OAuth/API Keys/JWT, basic SQL and reporting (SSRS, Power BI), AI tooling (Microsoft CoPilot) and integration debugging.
REST, webhooks, PowerShell, Python, JavaScript, C#, JSON, Power Automate, OAuth, API Keys, JWT, Microsoft CoPilot, SSRS, Power BI, SQL
6d
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nCino Developer (Remote)
Buffalo, New York, United States
$90k-$130k/yr RemoteFull Time
Design and develop Salesforce nCino features using Apex/SOQL; build Java 17/21 Springboot microservices and REST APIs; work with SQL, AWS, Git, Jenkins, AccelQ; participate in code reviews and production support.
Salesforce (nCino), Apex, SOQL, AccelQ, Java 17/21, Springboot, Microservices, SQL, REST API, AWS, Git, Jenkins, Jira
1d
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Business Systems Developer
Henrietta, New York, United States
$90k-$110k/yr OnsiteFull Time
Experienced full-stack developer with strong JavaScript/TypeScript and Node.js skills, API/integration and SQL experience, debugging, testing, documentation, and ability to translate business needs into technical solutions.
Shopify, Odoo, HubSpot, Salesforce, JavaScript, TypeScript, Node.js, APIs, webhooks, Git, GitHub, PostgreSQL, SQL, React, NodeJS, Python
1w
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Software Developer
Fredericton or Niagara On The Lake
$75k-$82k/yr OnsiteFull Time
3+ YOE3+ years development experience; proficiency with Flutter/Dart, Microsoft SQL Server and stored procedures, .NET/C#, ASP.NET, web technologies and REST APIs; experience with GIT/Azure DevOps.
Flutter, Dart, Microsoft SQL Server, ASP.NET, .NET, .NET Core, C#, HTML, CSS, Javascript, XML, JSON, HTTP, FTP, sFTP, GIT, Azure DevOps, Restful APIs, Github Copilot, Entity Framework Core, Azure App Services, Function Apps, Logic Apps, Azure SQL, Azure Service Bus, Azure Event Hub, Azure Storage, VB.NET, Windows Services
2mo
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Specialist, Application Developer (38077)
Melbourne or Rochester or Salt Lake City or Rockwall
$69k-$147k/yr OnsiteFull Time
4+ YOEBachelor's degree plus 4+ years (or Master's plus 2+, or 8+ years experience). Experience with AI/LLMs, data engineering, software development, APIs, and cloud platforms.
Python, Java, C#, JavaScript, Palantir Foundry, LLM, pandas, SQL, Git, LangChain, LangGraph, AutoGPT, CrewAI, React, Vue, REST APIs, vector databases, RAG
3w
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Software Engineer II
Buffalo, New York, United States
OnsiteContract
5+ YOE5+ years application development experience with strong Java and Spring Boot skills, Azure development (Functions, Key Vault, Managed Identities), RESTful API design, and mentoring experience; Associate's degree or equivalent.
Java, Spring Boot, Azure Functions, Azure Key Vault, Managed Identities, Azure Monitoring, OAuth 2.0
2mo
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Software Development Engineer
Rochester, New York, United States
$93k-$143k/yr HybridFull Time
5+ YOE5+ years in software development; design and delivery of distributed systems; REST APIs and microservices; C#/.NET and JavaScript (React); cloud and on-prem/desktop environments; Docker and CI/CD.
Docker, Container Orchestration, Azure, Azure DevOps, REST, Microservices, C#, C++, JavaScript, React, Git, Visual Studio, SQL, MySQL, NoSQL
1mo
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Business Systems Developer
Medina, New York, United States
$125k/yr OnsiteFull Time
Experience building internal or customer-facing software, translating business processes into practical solutions, web apps, integrations, APIs, SQL databases, cloud and automation experience, familiarity with AI, and strong communication skills.
APIs, SQL, artificial intelligence
2mo
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Associate, Software Engineer
Tonawanda, New York, United States
$90k-$120k/yr OnsiteFull Time
3+ YOEMaster's or Bachelor's in Computer Science; 3+ years full-stack web development; Angular, C#, SQL Server; agile/scrum; REST/SOAP APIs; mobile-friendly UI.
Angular, C#, SQL Server, Bootstrap, HTML5, jQuery, REST, SOAP, Git/Bitbucket, Ionic, .NET
3w
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Oracle CPQ Engineer
United States or Rochester
$90k-$140k/yr RemoteTemporary
5+ YOE5+ years Oracle CPQ experience, full lifecycle implementations, REST API integrations, strong consulting skills; BS in CS/IS/Business or equivalent experience.
Oracle CPQ, REST API, Redwood UI
1mo
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Senior Application Engineer (Full-Stack)
Ann Arbor or Rochester
$100k-$140k/yr HybridFull Time
5+ YOE5+ years building and shipping production web applications; strong TypeScript, React, and Node experience; Rust backend interest; hands-on LLM APIs and AI development tools; Temporal and Athena API integration experience; healthcare data/EHR familiarity preferred.
TypeScript, React, Node, Rust, LLM APIs, Temporal, Athena, FHIR, HL7, EHR
1w
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Applied AI Engineer
Batavia or Buffalo or Wyomissing or Rochester or Ithaca
$105k-$145k/yr HybridFull Time
5+ YOEBachelor's degree and 5+ years in software engineering, data science, or applied AI; proficiency in Python and APIs; experience with LLMs, MLOps, cloud AI services; production deployment and governance knowledge.
Python, APIs, Azure, AWS, Google Cloud Platform, Azure Machine Learning, MLflow, Databricks, SageMaker, Vertex AI, Microsoft Foundry, Azure OpenAI, Copilot Studio
1mo
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Intermediate Software Developer
Whitby, Ontario, Canada
$80k-$110k/yr OnsiteFull Time
5+ YOE5+ years professional software development experience; .NET and C# development, REST API and SQL Server experience; frontend experience with Angular/TypeScript; familiarity with Azure and CI/CD; strong testing and secure coding practices.
C#, .NET Framework 4.8, NET 6+, ASP .NET Web API, SQL Server, REST API, Azure App Services, Azure DevOps, Angular, Angular Material, TypeScript, RxJS, Mongo, Application Insights, Sentry, New Relic
1mo
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Lead Software Engineer - ServiceNow
Buffalo, New York, United States
$116k-$194k/yr HybridFull Time
5+ YOE5+ years systems analysis/application development experience (or equivalent), expert ServiceNow platform development, workflow and integration design, CI/CD and source-control experience, strong communication and problem-solving skills.
ServiceNow, Flow Designer, Service Catalog, Jira, CI/CD, APIs, SDLC
1mo
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Senior Software Developer
Toronto or St. Catharines
$120k-$130k/yr HybridFull Time
6+ YOE6+ years building and shipping production software; hands-on experience putting LLMs into production (RAG, agents, evals); strong backend and frontend skills; proficiency with Git/GitHub, RESTful APIs, and cloud platforms.
TypeScript, Node, React, VueJS, Vite, Tailwind, PostgreSQL, MySQL, MsSQL, Python, CloudFlare, AWS, Azure, MCP, Git, GitHub, Docker, Jira
3w
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Sr. Software Engineer
Rochester or Alpharetta
OnsiteFull Time
5+ YOE5+ years building Java applications; strong Spring Boot and REST API experience; web technologies (HTML,CSS,JavaScript/TypeScript); problem solving and collaboration in Agile teams.
Java, Spring Boot, RESTful APIs, HTML, CSS, JavaScript, TypeScript, Angular, MongoDB, Azure Cosmos DB, Spock Framework, JSON
1d
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Software Quality Engineer
Rochester or United States
$61k-$97k/yr RemoteFull Time
3+ YOEBachelor's degree or equivalent, 3+ years software testing experience, strong testing and risk analysis skills, experience with bug tracking and test management tools, API and integration validation, and basic automation scripting.
HTML5, CSS, Node.js, React, TypeScript, C#, Python, JavaScript, Docker, AWS, Microsoft Azure, MS-SQL, PostgreSQL, Snowflake, JIRA, TestRail, Zephyr, Selenium, Cypress, Playwright, SQL, JMeter, k6, Git
3mo
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Backend Software Engineer
Pittsford, New York, United States
$125k-$155k/yr RemoteFull Time
5+ YOEBachelors degree and 5+ years software engineering experience; proficiency in Python, APIs, React/JS/TypeScript, Git, CI/CD, cloud platforms (AWS/GCP), containerization, and experience with financial or data-intensive systems.
Python, React, JavaScript, TypeScript, Git, AWS, GCP, CI/CD
6d
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Oracle Senior OFSAA Developer - 00069997231
Buffalo, New York, United States
$83k-$113k/yr OnsiteFull Time
10+ YOE10+ years IT experience with Oracle OFSAA and PBSMCS, production support, integrations, REST/OAuth, SQL and shell scripting; OFSAA certification required.
Oracle OFSAA, Oracle Profitability & Balance Sheet Management Cloud Service (PBSMCS), Oracle Cloud Infrastructure (OCI), REST API, OAuth, ETL/ELT, SQL, Shell Scripting, Git, GitLab, Jira, Python
1w
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Oracle Senior OFSAA Developer - 00069997231
Buffalo, New York, United States
$83k-$113k/yr OnsiteFull Time
10+ YOE10+ years IT experience with Oracle OFSAA and PBSMCS, OFSAA certification mandatory; strong SQL, shell scripting, REST/OAuth integrations, production support, release management, and troubleshooting skills.
Oracle OFSAA, Oracle Profitability & Balance Sheet Management Cloud Service (PBSMCS), REST API, OAuth, ETL/ELT, SQL, Shell Scripting, Git, GitLab, Jira, Oracle Cloud Infrastructure (OCI), Python
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