61 api engineer jobs at 40 companies in Middleport, NY
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API Integration & Automation Developer
Welland, Ontario, Canada
$61k-$77k/yrHybridFull Time
PenFinancial Credit Union: Member-owned credit union providing banking and investment services.
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
RalliantNew York Stock Exchange: RAL: Sells precision instruments and sensors for diverse industrial sectors.
6+ YOE6+ years building enterprise, cloud-native software with APIs, event-driven systems, testing automation, Agile/SAFe practices, and AI-assisted engineering; strong architecture and mentoring skills.
Imaging and video systems knowledge; hardware/software integration; cross-functional collaboration; experience with imaging hardware, software, and APIs.
Deighton Associates: Infrastructure asset management software for government and transportation agencies.
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
Ralliant CorporationNYSE: RAL: Global provider of precision instruments, sensors, and monitoring solutions.
6+ YOE6+ years building enterprise, cloud-native software with APIs, event-driven systems, testing automation, Agile/SAFe workflows, and AI-assisted engineering; strong communication and architecture skills.
LindeNYSE: LIN: Supplies industrial gases and develops gas processing technologies.
10+ YOE10+ years QA/QC experience in petrochemicals/industrial gases; BSc in mechanical/metallurgical/welding engineering or equivalent; knowledge of ASME/API/ASTM, welding, NDE; AWS CWI and NDE Level II preferred; perform root cause analysis.
Tata Consultancy ServicesNational Stock Exchange of India: TCS: Global provider of IT services, consulting, and business solutions.
7+ YOE8+ years in SDLC/TDLC with 6+ years in performance testing; experience with LoadRunner/JMeter/Neoload; Java or Python; API REST/SOAP testing; CI/CD and monitoring tools; metrics and dashboarding experience.
Sr. Design Engineer (Buffalo, NY, United States, 14043)
Buffalo, New York, United States
$107k-$115k/yrHybridFull Time
Chart IndustriesNYSE: GTLS: Manufactures engineered equipment for clean energy and industrial gases.
5+ YOEBachelor's in Mechanical or Aerospace Engineering; PE license or ability to obtain; 5+ years design experience; FEA experience; knowledge of API, MIL, SAE, ANSI, ASME, ASTM; CAD skilled (Inventor, AutoCAD); fabricating and assembly of heavy industrial products.
Autodesk Inventor, AutoCAD, Microsoft Office, Microsoft Project, FEA software
Rentsync: Provides software and marketing solutions for rental property management.
5+ YOE5+ years QA or quality engineering; strong test automation with Playwright/TypeScript or comparable framework; experience with non-deterministic/AI systems, API testing, CI/CD integration, and senior-level communication.
HoneywellNASDAQ: HON: Manufactures aerospace products, building technologies, and industrial control systems.
3+ YOE3–6 years AWS and networking experience, proficiency with PowerShell/Python/C#, infrastructure-as-code and automation (Ansible, AWS SSM, Chef), Windows Server and Hyper-V/VMware administration, SQL database optimization, REST/SOAP API support, and 24x7 on-call participation.
Batavia or Buffalo or Wyomissing or Rochester or Ithaca
$105k-$145k/yrHybridFull Time
Tompkins FinancialNYSE American: TMP: Provides community banking and wealth management services.
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
Mindex: Develops software products and provides cloud engineering services.
5+ YOE5+ years Oracle CPQ experience, full lifecycle implementations, REST API integrations, strong consulting skills; BS in CS/IS/Business or equivalent experience.
CognizantNasdaq: CTSH: Provides IT consulting and digital business process services.
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.
5+ YOEBachelors in CS/AI/Data or equivalent,5+ years in software engineering/data/AI,proficiency in Python and API integration,experience with LLMs,ML systems,cloud AI services,and on-call support availability.
Python, Azure, AWS, Google Cloud Platform, Azure Machine Learning, MLflow, Databricks, SageMaker, Vertex AI, Microsoft Foundry, Azure OpenAI, Copilot Studio
three+one: Provides liquidity and treasury solutions to public entities.
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.
Whole Latte Love: Sells home espresso machines and specialty coffee equipment.
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.
Melbourne or Rochester or Salt Lake City or Rockwall
$69k-$147k/yrOnsiteFull Time
L3Harris TechnologiesNYSE: LHX: Aerospace and defense providing mission-critical technology solutions.
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.
Takeform: Designing and manufacturing architectural signage and experiential graphics.
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.
Megazone Cloud: Provides managed cloud services and digital transformation consulting.
8+ YOE8+ years software/platform engineering with senior technical lead experience on multi-vendor AWS cloud modernization programs; hands-on AWS services, Python/Node.js, Terraform, API design, and strong stakeholder communication.
Lambda, Step Functions, ECS Fargate, API Gateway, DynamoDB, S3, EventBridge, Bedrock, Python, Node.js, JavaScript, Terraform, REST, GraphQL, SAS, R