140 sr api developer jobs at 41 companies in Washington, PA
2w
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API Developer
Pittsburgh or Cleveland or Dallas or Birmingham or Phoenix or Denver
OnsiteFull Time
8+ YOE8+ years Java/J2EE experience building RESTful APIs using Spring Boot and microservices; experience with DevOps, Kafka, IBM MQ, SQL/NoSQL and cloud platforms required.
Java, J2EE, Spring Boot, Microservices, REST API, Angular, XML, JSON, Swagger, Jenkins, uDeploy, GIT, Kafka, IBM MQ, SQL, No Sql, AWS, Azure, GitHub, CI/CD, React, JavaScript, HTML, CSS, JSON Web Token (JWT), UML, XPath
2w
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Technology Engineer Sr (Java/FullStack/API/GEN AI)
Pittsburgh or Dallas
OnsiteFull Time
5+ YOEExpert Java backend and API engineering experience, microservices, cloud-native, API-first design, mentoring, and Generative AI-assisted development; typically requires 5+ years industry experience and a bachelor's degree.
Java (Java 17), Java (Java 21), Spring Boot, Spring Security, MongoDB, Oracle Database, IntelliJ IDEA, Eclipse, Git, Angular 16+, HTML5, CSS3, JavaScript, TypeScript, Kubernetes, Docker, OpenShift, Jenkins, uDeploy, Harmony, Gradle, Helm, GitHub Copilot, Microsoft Copilot, Copilot Chat, Dynatrace, Checkmarx
3d
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Sr Engineer - UI
Pittsburgh, Pennsylvania, United States
$93k-$125k/yr HybridFull Time
5+ YOEBachelor’s or Master’s degree in computer science, technology, or related field; 5+ years relevant experience; agile development, UI architecture, single-page applications, RESTful APIs, and responsive CSS expertise.
Ember.js, Next.js, Google Gemini, Qodo, Applitools, Atlassian Rovo, Software Development Life Cycle (SDLC), React.js, Vue.js, Angular.js, RESTful API, CSS, Storybook, Playwright, Optimizely, Handlebars, Jira, Bitbucket
1mo
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Engineer
Pittsburgh, Pennsylvania, United States
$80k-$95k/yr OnsiteFull Time
8+ YOESupport design, development, testing, and deployment of AI and automation solutions on Microsoft 365 and Power Platform; experience with APIs, application development, and enterprise delivery practices.
Microsoft 365, Power Platform, Copilot Studio, Power Automate, Power Apps, APIs
2w
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Sr. Software Engineer
Pittsburgh, Pennsylvania, United States
$125k-$130k/yr OnsiteFull Time
5+ YOEBachelor's degree, 5+ years product ownership experience with Adobe Workfront, Workfront Fusion, integrations and APIs; strong stakeholder management and agile product management skills.
Adobe Workfront, Workfront Fusion, Adobe Experience Cloud, Adobe Experience Manager (AEM), Adobe Creative Cloud, Workfront APIs
2w
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Senior Java Developer
Pittsburgh, Pennsylvania, United States
OnsiteFull Time
Experienced Java API developer skilled in backend services, API design, microservices, messaging (Kafka, IBM MQ), and SQL/NoSQL databases.
Core Java, Java 8, Java 11, RESTful API, Spring Boot, Spring Framework, Kafka, IBM MQ, SQL Databases, NoSQL Databases
2mo
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Senior Software Engineer
Pittsburgh or Boston or Toronto or Montreal
HybridFull Time
Experience with C#, backend development, web front-ends (React), cloud platforms (Azure preferred, AWS considered), CI/CD/DevOps, API design, and collaboration with product and data stakeholders.
C#, React, Azure, AWS, WinForms, Citrix, CI/CD, DevOps, APIs, LLM, AI
3w
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Senior Developer (WMS Development)
Pittsburgh, Pennsylvania, United States
$82k-$139k/yr OnsiteFull Time
8+ YOE8+ years Java development experience, WMS integrations, microservices, REST APIs, SQL Server, Azure and Kubernetes knowledge, strong problem-solving and communication skills.
Java, Spring Framework, Spring MVC, Spring Boot, REST APIs, microservices, SQL Server, WebSphere, IBM MQ, Drools, Git/GitHub, Azure Kubernetes Service (AKS), Azure Data Factory, Databricks, Kubernetes
1w
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Senior Java Developer
Pittsburgh, Pennsylvania, United States
OnsiteContract
Hands-on experience with Java, Spring Boot, REST API and Angular; experience with microservices and cloud-native development; strong problem-solving and communication skills.
Java, Spring Boot, Angular (v13–v18), REST APIs, Microservices Architecture, Cloud-Native Development
1w
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Sr QA Automation Engineer
Spartanburg or Irving or Shreveport or Oak Brook or Cranberry Township or Long Island
$90k-$110k/yr HybridFull Time
5+ YOE5+ years test automation experience, proficiency in Node.js/Python/C#, API testing, load testing tools (JMeter/K6/Gatling), CI/CD and cloud (Azure preferred); bachelor’s degree or equivalent; strong analytical and communication skills.
Playwright, Robot, Cypress, Node.js, Python, C#, JMeter, K6, Gatling, Azure, Microsoft Teams, Git
3w
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Senior Software Engineer
Pittsburgh, Pennsylvania, United States
OnsiteFull Time
5+ YOEBachelor's in CS or related,5+ years' backend development with Golang/C++ or similar,experience with RESTful APIs,Kubernetes,cloud and realtime simulation systems,strong communication and design skills.
Golang, C++, RESTful API, Kubernetes, MongoDB, NATs, AWS, GIS
4d
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Knowledge Engineer Manager - Back-end Engineer
Seattle or Milwaukee or Dallas or Columbus or Kirkland or Cincinnati or New York City or Cleveland or Oklahoma City or Austin or Albany or Chicago or St. Petersburg or Hartford or Pittsburgh or St. Louis or Miami or Sacramento or Raleigh or Minneapolis or Mountain View or Scottsdale or San Francisco or Morristown or Denver or Boston or Philadelphia or Des Moines or Overland Park or Los Angeles or Charlotte or Walnut Creek or Carmel or Houston or Arlington or Atlanta or Redmond or Bentonville or Beaverton or Nashville or Detroit or San Diego
$80k-$294k/yr HybridFull Time
5+ YOEMinimum 5 years in knowledge graph hydration, ontology mapping, graph and relational databases, vector databases, Python or Java, and REST API development; bachelor's degree or equivalent experience required.
RDF, OWL, SKOS, RDFS, SPARQL, R2RML, CSVW, SHACL, GraphDB, Stardog, Neo4j, Amazon Neptune, PostgreSQL, MySQL, SQL Server, Pinecone, Weaviate, Milvus, Qdrant, Elasticsearch, OpenSearch, Python, Java, SQL, JSON, XML, CSV, REST APIs, Apache NiFi, Airflow, Docker, Kubernetes, Helm, AWS Neptune, Azure Cosmos DB, GCP, Kafka, RabbitMQ, Git, GraphQL APIs, D3.js, Cytoscape.js, Terraform
5d
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Senior Software Engineer, Edge Systems
Pittsburgh or United States
OnsiteFull Time
5+ YOE5+ years software engineering experience; mobile development in Swift or Kotlin; strong debugging of multi-component production systems; networking fundamentals (REST APIs, TCP/IP, WebSockets, MQTT); comfortable working with hardware.
Swift, Kotlin, REST APIs, TCP/IP, WebSockets, MQTT, Linux, CI/CD
2mo
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Senior Vice President, Infrastructure Solution Engineer
Pittsburgh or Lake Mary
$104k-$190k/yr OnsiteFull Time
Design, develop, and maintain backend services and APIs; build observability integrations; containerized pipelines; AI-assisted tooling; collaborate with cross-functional teams.
Java, Spring, Python, AppDynamics, Dynatrace, ThousandEyes, SolarWinds, Prometheus, Grafana, Moogsoft, Splunk, OpenTelemetry, Docker, Kubernetes, Git, CI/CD
3w
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Senior Full-Stack Software Engineer
Acton or Cranberry Township
OnsiteFull Time
5+ YOEBachelor's in CS or related,5+ years building software with C#, .NET, C++; experience with network protocols, hardware interfaces, APIs, and desktop UI development.
C#, .NET, C++, TCP/IP, UDP
1mo
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Embedded Software Development Engineer-Onsite
Murrysville, Pennsylvania, United States
$70/hr OnsiteContract
5+ YOEBachelor's (required) or Master's (preferred) in CS/SE/IT; 5+ years' experience (3+ with Master's); firmware development in C/C++; medical or regulated-industry experience; hardware integration and GitHub; quality documentation.
C/C++, GitHub, ARM Processors, Real Time Operating Systems, DevOps, Agile Methodology, API, Secure Boot, Software Test Automation, AI tools
1mo
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Senior Full Stack Software Engineer
Pittsburgh, Pennsylvania, United States
$120k-$140k/yr HybridFull Time
5+ YOEBachelor's degree, 5+ years software development experience (medical device or regulated industries preferred). Strong Python, React, REST API, backend data processing, cloud and cybersecurity experience. Experience mentoring engineers.
Galen Data, Nidra Sync API, Nidra Sync, Nidra Virtual, Nidra Care, React, JavaScript, TypeScript, Flutter, Dart, Python, RESTful APIs
2mo
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Senior Backend Engineer
Pittsburgh, Pennsylvania, United States
$25-$60/hr RemoteContract
4+ YOESenior backend engineer with 4+ years' experience in Java (Spring/WebFlux) and Python; PostgreSQL; Databricks; AWS/Azure; CI/CD; REST APIs; strong problem solving and communication.
Java, Spring Boot, REST, Python, Databricks, PostgreSQL, SQL, Angular, Azure, AWS, Kubernetes, Redis, Apigee, CI/CD, DevOps, Databricks notebooks, K6
2mo
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Senior Software Engineer
Pittsburgh or United States
$130k-$160k/yr HybridFull Time
5+ YOE5+ years building production software with C#/.NET, strong backend fundamentals, API design, SQL, Git, React/TypeScript familiarity, CI/CD experience, and strong collaboration and judgement.
C#, .NET, React, TypeScript, Blazor, SQL, Git, Kubernetes, Helm, GitOps, CI/CD
1w
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Full-Stack Web Developer
Pittsburgh or United States
RemoteFull Time
5+ YOE5+ years professional experience; strong PHP and WordPress skills, modern JavaScript proficiency, experience with REST APIs, SQL databases, Git, and remote collaboration.
WordPress, PHP, Gutenberg, Advanced Custom Fields, JavaScript, TypeScript, React, Vue, Next.js, HTML, CSS, Sass, SQL, MySQL, MariaDB, REST APIs, Git, AWS, Pantheon, WP Engine