26 javascript developer jobs at 22 companies in Middleport, NY
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Lead Software Engineer
Buffalo, New York, United States
$116k-$194k/yr HybridFull Time
5+ YOEExpert-level application development experience with C#, JavaScript, Angular, authentication frameworks (OAuth2/OIDC/JWT), CI/CD and observability; 5+ years development experience and strong architecture and mentoring skills.
C#, JavaScript, Angular, OAuth 2.0, OpenID Connect (OIDC), JWT, Azure
1mo
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SHEQ Software Developer
Tonawanda or The Woodlands
$90k-$132k/yr OnsiteFull Time
5+ YOEBachelor's in Computer Science or related, 5+ years software development, full-stack skills, JavaScript and Vue.js, C#/.NET knowledge, relational DB and ETL experience, system design and mentorship, travel up to 20%.
JavaScript, Vue.js, C#, .NET, ETL
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
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
2mo
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Senior Software Engineer - Warehouse Automation
Atlanta or Henrietta or Grand Rapids
$120k-$180k/yr OnsiteFull Time
10+ YOELead design and development of software for warehouse automation; 10+ years experience; Linux/C/C++/JavaScript; Agile; Git; SQL databases.
C, C++, JavaScript, Linux (RHEL), Git, Oracle, PostgreSQL, AWS, Azure, Google Cloud, QT, Angular
1mo
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Senior Web Developer- Angular
Buffalo, New York, United States
OnsiteContract
5+ YOE5+ years experience building enterprise web applications with Angular, JavaScript/TypeScript, Node.js; experience with Azure, APIs, CI/CD, Git; strong communication and problem-solving.
Angular 16+, Angular 18, JavaScript, TypeScript, HTML5, CSS, Node.js, GraphQL, RESTful APIs, Microsoft Azure, Azure Active Directory, Python Flask, Git
4w
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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
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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
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
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Software Engineer III, Vehicle Intelligence
Buffalo, New York, United States
$110k-$150k/yr OnsiteFull Time
5+ YOEBachelor's in Computer Science, 5+ years programming experience (Python, Java, C#, Perl, or JavaScript), experience with RPC (Thrift or gRPC), containers and Kubernetes, automated testing and continuous delivery, strong communication and problem-solving.
Python, Java, C#, Perl, JavaScript, Thrift, gRPC, Kubernetes
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
1mo
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Senior Full Stack Developer
Boston or Chicago or Los Angeles or New York City or Rochester or San Francisco or Washington
$107k-$193k/yr RemoteFull Time
8+ YOE8+ years full stack development experience, Bachelor's in CS or equivalent, deep expertise with Microsoft stack, frontend and backend frameworks, SQL Server, Azure, CI/CD, testing, and leadership/mentoring experience.
C#, ASP.NET Core/MVC, .NET Core, .NET Framework, SQL Server, Entity Framework, Dapper, REST, HTML5, CSS3, JavaScript, TypeScript, React, Angular, Vue.js, Blazor, Webpack, Vite, Visual Studio, Visual Studio Code, Git, Azure DevOps, xUnit, MSTest, Moq, WPF, WinForms, .NET MAUI, Azure App Services, Azure Functions, SQL Azure, Azure Cognitive Services, OpenAI APIs, Docker, Kubernetes
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
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
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Lead Full Stack Engineer
Rochester or Irvine or Frisco or United States
$165k-$200k/yr RemoteFull Time
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
1mo
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Cloud Developer II
Pittsford or Framingham or Atlanta
$91k-$137k/yr OnsiteFull Time
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.
Amazon Web Services (AWS), S3, EC2, VPC, PowerShell, TypeScript, JavaScript, CloudWatch, Lambda, AWS SSM, Ansible, Chef, Hyper-V, VMware, SQL Server, MySQL, PostgreSQL, Lenel On-Guard, Python, C#
1mo
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Senior QA Engineer
St. Catharines or Toronto
$70k-$90k/yr HybridFull Time
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.
Playwright, TypeScript, JavaScript, REST API, CI/CD
2mo
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PHP Lead
Amherst, New York, United States
$120-$125/hr OnsiteFull Time
5+ YOEBachelor's degree required, 5+ years PHP experience (PHP 8 preferred), Power BI, HTML/CSS/JavaScript, MySQL/PostgreSQL, SQL optimization, REST API development, Git, onsite-offshore coordination and team leadership.
PHP 8, Power BI, HTML, CSS, JavaScript, MySQL, PostgreSQL, SQL, Git, Laravel, CodeIgniter, Symfony
2w
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Teaching Assistant IADM 1F01 Fall/Winter D1
St. Catharines, Ontario, Canada
$23-$37/hr OnsitePart Time
Second-year undergraduate (or higher) in a computer-related field, evidence of teaching effectiveness, competence in two or more of website development, Photoshop, Javascript, Arduino, video editing, XML/HXML.
Photoshop, Javascript, Arduino, XML, HXML
1mo
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ServiceNow Senior Consultant
Buffalo or United States
RemoteFull Time
5+ YOE5+ years ServiceNow administration and development experience; customer-facing consultant background in MSP/GSI; expert JavaScript, REST/SOAP, Flow Designer, IntegrationHub; CSA and CAD required; domain separation and ITSM experience.
ServiceNow, JavaScript, Flow Designer, IntegrationHub, REST, SOAP, Service Portal, UI Builder, Now Assist, Now Platform AI, Jira, Azure DevOps, Salesforce, Microsoft 365
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