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  • C# / .NET Developer API Identity authentication and authorization services

     ...C# / .NET Developer — API Identity authentication and authorization services (Mid-Level) About the Role We are looking for a mid-level C# / .NET developer to build and maintain high-performance API services that power our trading platform. You will work on various... 
    Suggested

    TradeZero America

    Philadelphia, PA
    4 days ago

  • Java API Developer

    Job ID: 25687059Reference Number: 25-00626Title: Java API DeveloperLocation: Wayne, NJ, 07470Posted Date: 2025-06-11Contact: Shyam MaramContact...  ....comContact Phone: (***) ***-****Company: HAN Staffing Java API Developer - Only On W2WE Accept H1B Transfer Location: Frisco, TX/... 
    Suggested
    H1b

    HAN Staffing

    Wayne, PA
    2 days ago

  • Java API Backend Developer*

    $72.5k - $160.7k

    Java API Backend Developer Position Description This role must be performed from the client site 5 days per week from either Pittsburgh PA...  ...Boot, Angular, XML, JSON, Swagger 8+ years of RESTful or SOAP web services   5+ years Angular, CSS, JavaScript, HTML 5+... 
    Suggested
    Permanent employment
    Local area
    Pittsburgh, PA
    6 days ago

  • ReactJS Java API Software Engineer

    $78.8k - $131.3k

    Are you a collaborative ReactJS and Java API Developer looking to work for a mission driven global organization?About the role, we are looking...  ...· Designing, developing, and maintaining scalable web applications using ReactJS· Building and optimizing RESTful Java... 
    Suggested
    Full time
    Local area
    Work from home

    Elsevier

    Philadelphia, PA
    5 days ago

  • AVP, Mobile Backend Developer

    $166k

     ...will you be doing? Barclays Services LLC seeks AVP, Mobile Backend Developer in Whippany, NJ (multiple positions available): Provide...  ...teams, architects, and product teams to define contracts, improve API usability, and troubleshoot issues across mobile applications and... 
    Suggested
    Hourly pay
    Remote work

    Barclays

    Hanover, PA
    3 days ago

  • Senior User Interface Engineer

    $60 - $65 per hour

     ...blocking merges on test failures. Establish Developer Tooling: Configure and maintain...  ...with our broader full-stack infrastructure, APIs, and micro-frontend strategy. Issue Resolution...  ...micro-frontends, backend contracts, and web rendering performance. Critical... 
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    Hourly pay
    Contract work
    Work at office
    Remote work

    The Mice Groups, Inc.

    Pittsburgh, PA
    4 days ago

  • Remote Senior Backend Engineer (Python/FastAPI)

     ...of code and identify error patterns. \n Hypothesize on steps in the software engineering cycle (prototyping, architecture design, API design, production implementation, launch, experiments, monitoring, operational maintenance) and evaluate model capabilities on them.... 
    Suggested
    Remote job
    For contractors
    Flexible hours

    Turing

    Allentown, PA
    22 days ago

  • Java Full Stack Developer

     ...Role : Senior Full Stack Java Developer Location : Pittsburgh PA Job Type : Fulltime...  ...high performance RESTful and event driven APIs to work on projects for one of the largest...  ...CD server ~4+ years of RESTful or SOAP web services ~ Java/J2EE development with REST... 
    Suggested
    Full time

    Mastech

    Pittsburgh, PA
    4 days ago

  • UI/UX Software Engineer - NREC

     ...autonomy, or safety systems. Your day-to-day work will include developing user interfaces for internal and external usage centered around...  ...testing, version control, and clear documentation.Integrate & Adapt APIs: Adapt open-source libraries, proprietary tools, and backend... 
    Suggested
    Full time
    Work experience placement
    Flexible hours

    Carnegie Mellon University

    Pittsburgh, PA
    5 days ago

  • Java Full Stack Developer

     ...seeking a 6+ Years of Java Full Stack Developer with strong hands-on experience in backend...  .... Develop scalable RESTful APIs and integrate backend services with frontend...  ...applications. Build responsive and user-friendly web applications. Participate across the... 
    Suggested
    Hourly pay
    Work visa

    Synkriya Tech (previously Sincera Consulting)

    Pittsburgh, PA
    4 days ago

  • Full Stack .NET Developer

     ...and .NET (.NET 6/8/10, ASP.NET Core) for API and middleware development Demonstrated experience...  ...or similar) Understanding of API and web security fundamentals (OAuth 2.0, OpenID...  ...and work with relational data Design and develop responsive, accessible user interfaces in... 
    Suggested

    Insight Global

    Philadelphia, PA
    5 days ago

  • .Net FullStack Developer

     ...Net FullStack DeveloperRole: .Net FullStack Developer Location: Philadelphia, PA Duration: 6...  ...directly accessed by a user through a UI or API. You will also work with production support...  ....NET/C#, SQL Server, ASP.NET, MVC and Web APIRESTful Architecture experienceObject Relation... 
    Suggested
    Contract work
    Work at office
    Remote work

    Cygnus Professionals

    Philadelphia, PA
    5 days ago

  • Java Full Stack Developer

     ...and coordinate bug fixes to uphold the software quality standards Develop user training programs, documentation, and support frameworks to...  ...engineering including Angular, TypeScript, HTML5, CSS3, RESTful APIs, Microservices, testing frameworks (Jasmine/ Karma), CI/CD... 
    Suggested
    Full time
    Temporary work
    Relocation

    Infosys Technologies

    Pittsburgh, PA
    3 days ago

  • Sr. Backend Engineer (Java) - Xumo

    $141.86k - $189.15k

     ...and Charter Communications, was formed to develop and offer a next-generation streaming platform...  ..., enabling seamless communication between API servers and client applications using...  ...servers (Java)5+ years’ experience of building web service APIs (REST/SOAP) and protocol5+... 
    Suggested
    Full time
    Work at office
    Remote work
    Night shift
    Weekend work

    Comcast

    Philadelphia, PA
    1 day ago

  • Lead UI Developer with GitHub Copilot

    $115k - $120k

     ...development initiatives in our FinLabs we develop solutions for modernization, from Artificial...  ...browser interfaces Integrate with REST APIs and backend services, including error...  ...tools Requirements: ~7+ years building web applications, including at least 2 years... 
    Suggested
    Full time
    Temporary work
    Flexible hours

    Synechron

    Pittsburgh, PA
    2 days ago

  • Front End Developer (Remote)

     ...Front End Developer (Remote)SynergisticIT understands the complex nature of the job market and...  ...opportunity and gain experience in building web-centric solutions on Java.Who Should Apply...  ...boot, Microservices and REST API's experienceExcellent written and verbal communication... 
    H1b
    Remote work

    SynergisticIT

    Philadelphia, PA
    1 day ago

  • Frontend Software Engineer

     ...features.Integrate frontend experiences with backend services and APIs, including thoughtful handling of loading states, errors,...  ...Looking ForFrontend Engineering: Strong experience building modern web applications with JavaScript, VueJS, HTML, CSS, and component-based... 
    Flexible hours

    Bainbridge Health

    Philadelphia, PA
    5 days ago

  • Senior UI Angular Developer - Agentic AI

    $110k - $120k

     ...development initiatives in our FinLabs we develop solutions for modernization, from Artificial...  ...REST, GraphQL, WebSocket, and streaming APIs. Integrate LLMs, AI agents, RAG workflows...  ...responsive and accessible enterprise web applications. Experience integrating APIs... 
    Full time
    Temporary work
    Flexible hours

    Synechron

    Pittsburgh, PA
    3 days ago

  • Web Application Developer

     ...Web Application DeveloperThis is a hybrid role - 2 days remote and 3 days in the Malvern...  ...seeking a highly skilled Web Application Developer with deep expertise in WordPress, PHP,...  ...developers to ensure seamless integration with APIs and databases.Optimize UI performance and... 
    Work at office
    Remote work

    InterSources

    Malvern, PA
    4 days ago

  • Front-End Engineering Manager

    $170k - $190k

     ...making front-end architecture decisions within a production enterprise SaaS environment. Breadth beyond the component layer, including API integration, automated testing, CI/CD, security, performance and scalability. Experience leading, mentoring, or technically... 
    Immediate start
    Remote work

    Element Six

    Pittsburgh, PA
    1 day ago

  • Front End Developer

     ...We are seeking a skilled Front End Developer to join our dynamic team. In this role, you will...  ...designing and implementing user-friendly web interfaces that enhance the overall user...  ...preferably Git. Familiarity with RESTful APIs and integration with back-end services.... 
    Full time

    Flare energy services

    Philadelphia, PA
    1 day ago

  • Software Engineer - .Net / API

    $89k - $148.3k

     ...help support and modernize the applications, APIs, data solutions, and technology platforms...  ...code with guidance as needed.Design, develop, test, and support applications, APIs, and...  ...language.Experience developing and supporting web-based applications and services.Experience... 
    Full time
    Work experience placement

    M&T Bank

    Philadelphia, PA
    4 days ago

  • Principal Front End Developer

     ..., Zustand, Apollo) Responsive design/WCAG 2.1+; Design systems/component libraries Multi-brand/multi-tenant platforms; GraphQL/REST APIs Azure cloud; CI/CD Frontend observability (Datadog, Sentry)Healthcare/regulated industry exp HIPAA/HITRUST/PCI-DSS compliance Multilingual... 

    RIT Solutions

    Philadelphia, PA
    4 days ago

  • .Net Full Stack Developer Azure se

     ...Net Full Stack Developer Azure7+ years of C sharp (C#) .Net Core & .Net Framework experience • Proficiency in Azure, with a focus on.Net...  ...Familiar with developing and working with Microservices and RESTful APIs • Familiar with SOLID Principals • Familiar with asynchronous... 

    Keylent Inc

    Pittsburgh, PA
    5 days ago

  • Senior Full Stack Java Engineer

    $120k - $145k

     ...motivated Senior Full-Stack Engineer to help us develop within our Axe Monitor product and...  ...Maintain and build accessible UI components and APIs in TypeScript, Node.js, and ReactJS....  ...preferred). Accessibility Basics: Basic web accessibility knowledge. (Expertise built... 
    Full time
    Remote work
    Overseas
    Flexible hours

    Deque Systems Inc

    Pennsylvania
    6 days ago

  • Full Stack Engineer

     ...Full Stack Java Developer (Swift / iOS) Location: Pittsburgh, PA Intepros is looking for...  ...be working across the entire stack, from APIs and databases through to the mobile...  ...Troubleshoot and resolve production issues across web, mobile, and backend layers What You... 
    Full time

    IntePros

    Pittsburgh, PA
    4 days ago

  • Java Full Stack Developer

    $95k

     ...talented and self- motivated Java Full Stack Developer to join it in advancing the technological...  ...integrating Java-based microservices and APIs to enable real-time rule execution,...  ...Microservices architecture REST API development & web services Angular, React, JavaScript, Node... 
    Full time
    Local area
    Remote work

    Jobrapido

    York, PA
    3 days ago

  • Java Backend Developer

     ...with Spring Boot, Hibernate, or other Java web frameworks.• Database Knowledge:...  ...Experience in designing and integrating RESTful APIs.Responsibilities:• Server-Side Development...  ...NoSQL databases.• System Architecture: Developing high-volume, low-latency applications that... 

    JConnect Infotech

    Pittsburgh, PA
    5 days ago

  • Java Full Stack Developer

     ...Java, Spring Boot, AngularJS, and Oracle Database to design, develop, and maintain enterprise web applications.Design, develop, and maintain scalable enterprise web applicationsBuild and maintain RESTful APIs and backend servicesDevelop responsive and user-friendly front... 

    Virtusa

    Pittsburgh, PA
    1 day ago

  • Java Fullstack developer

     ..., ensuring scalability, performance, and maintainability.Roles & Responsibilities:Design, develop, and maintain scalable web applications using Java, Spring Boot, and RESTful APIs.Build responsive and user-friendly front-end interfaces using Angular/React, HTML5, CSS3,... 

    AceStack LLC

    Pittsburgh, PA
    5 days ago