269 api developer jobs at 125 companies in Avondale, PA
2mo
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API Developer/Programmer
Aberdeen Proving Ground, Maryland, United States
$90k-$150k/yr OnsiteFull Time
2+ YOEBachelor's degree in a technical field and 2+ years experience. Experience with web/API development, MongoDB, PostgreSQL, Microsoft Azure, Keycloak, Java, cloud/containerization, information systems security, and Agile.
MongoDB, PostgreSQL, Microsoft Azure, Keycloak, Java
3w
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Python API Developer
Malvern, Pennsylvania, United States
$110k-$120k/yr OnsiteFull Time
10+ YOEDesign and maintain REST APIs with Python and AWS Lambda; integrate with Amazon Aurora and DynamoDB; manage DB migrations with Liquibase; 10+ years experience and Bachelors in Computer Science required.
Python, Lambda, Aurora, DynamoDB, Liquidbase, CI/CD
2w
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Backend API Engineer Technical Lead II
Charlotte or Malvern
HybridFull Time
8+ YOE8+ years related experience, 3+ years Node.js, proficient in TypeScript and NestJS, experience with AWS, CI/CD, GitHub Actions, REST/Spring Boot/Java a plus; undergraduate degree or equivalent; strong communication and mentoring skills.
Node.js, Typescript, NestJS, Visual Studio Code, RESTful Services, Spring Boot, Java, CI/CD Pipeline, Github Actions, Git/GitHub, JIRA, AWS ECS Fargate, AWS EKS, AWS Lambda, XCode, SWIFT, Android Studio
2mo
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API & GCP Architect
Exton or Atlanta
OnsiteFull Time, Contract
10+ YOEExpertise in Apigee (Edge/X/Hybrid), GCP, Java/Spring Boot, microservices, Docker/Kubernetes, API security (OAuth2.0, JWT, OIDC, mTLS); 10+ years software development and 5+ years Apigee experience preferred.
Apigee Edge, Apigee X, Apigee Hybrid, GCP, GKE, Cloud Run, Pub/Sub, Cloud Functions, Cloud Storage, IAM, Monitoring, Logging, REST APIs, JSON, XML, OpenAPI/Swagger, Java, Spring Boot, JavaScript, Python, Shell, Docker, Kubernetes, Terraform, Kafka, RabbitMQ, Prometheus, Grafana, Cloud Monitoring, Splunk, ELK, OAuth 2.0, JWT, OpenID Connect, mTLS
1mo
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Senior Software Engineer – API & Cloud Integrations (Java, AWS)
Denver or Cedar Rapids or Philadelphia
$94k-$120k/yr HybridFull Time
3+ YOEBachelor’s or equivalent experience; 3+ years Core Java; experience with Spring, microservices, APIs, databases (RDBMS/NoSQL), cloud (AWS/Azure), CI/CD, and integration frameworks; strong analytical and communication skills.
Java, Core Java, Spring Framework, Spring Boot, Spring MVC, J2EE, Entity Framework, IIS, Swagger, Swagger API, OData, .NET API 2, .NET API Core, AutoMapper, MS Cosmos DB, Microsoft Cosmos DB, Apache Cassandra, Amazon DynamoDB, AWS, Azure, EC2, ECS, S3, Kinesis, Microsoft VMs, Microsoft Blob, Microsoft Data Factory, Microsoft SQL Data Warehouse, Microsoft ARM Templates, Microsoft Event Hubs, Visual Studio, Git, Bitbucket, Maven, Jenkins, Nexus, SQL Management Studio, NUnit, Ajax, MS HPC, SageMaker, Spark, API Gateways, Apache Camel, Zookeeper, Kafka, Docker, OpenShift, Kubernetes, Angular, React, Vue.js, ASP.NET MVC, HTML, JS, CSS
2mo
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PHP Developer II
Horsham, Pennsylvania, United States
HybridFull Time
3+ YOE3-5 years of PHP development; strong SQL; Git; REST APIs; Linux; web performance; API integration; mentoring.
PHP, SQL, MySQL, HANA, SQL Server, Git, Linux, REST APIs, Bootstrap, API
1w
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Application Developer I
Coppell or Fort Washington
OnsiteFull Time
1+ YOE1-2+ years full-stack development experience with T-SQL, .NET/C#, JavaScript framework (Angular), APIs, JWT, MSSQL, SSMS; familiarity with SDLC/Agile and cloud platforms.
T-SQL, .NET Framework, C#, JavaScript, Angular, APIs, JWT Token Authentication, MSSQL, SSMS, JSON, XML, ASP.NET, C++, Microsoft Azure, Excel, SQL
1w
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.Net Application Developer
Philadelphia, Pennsylvania, United States
$95k-$102k/yr OnsiteFull Time
3+ YOE3+ years .NET development experience; proficiency with C#, ASP.NET Core/MVC/Web API, Microsoft SQL Server, secure coding and HIPAA compliance; strong communication and problem-solving skills.
C#, ASP.NET Core, Razor Pages, MVC, Web API, HTML, CSS, JavaScript, Microsoft SQL Server, Git, Azure DevOps, Azure Boards, ASP.NET Core Identity, Azure AD (Entra ID), RESTful APIs
1mo
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Junior Developer
Paradise, Pennsylvania, United States
$28-$34/hr OnsiteFull Time
Experience with API integration, databases, and coding in multiple languages (preferably PHP, Python, JavaScript). Familiarity with Jira, Git, Trello, QuickBase/Zoho, and comfortable using AI-assisted development tools.
PHP, Python, JavaScript, GitHub Copilot, Jira, Git, Trello, QuickBase, Zoho, Sage Intacct, REST APIs
1mo
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ServiceNow Developer
Reston or Philadelphia
OnsiteFull Time
2+ YOEBachelor's degree preferred, 2+ years IT service management or enterprise app development, 1+ year ServiceNow development, experience with JavaScript/Python/Java, REST APIs, integrations, testing, and DevSecOps practices; must be authorized to work in the U.S.
ServiceNow, REST APIs, JavaScript, Python, Java, Flow Designer, Script Includes
1mo
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Dynamics 365 Developer (Remote Opportunity)
Philadelphia or Pennsylvania or United States
RemoteFull Time
5+ YOEBachelor's degree, 5+ years Dynamics 365 (Customer Service) experience, proficiency with Dynamics 365 customization and development (JavaScript, C#, .NET, Power Platform), Dataverse, Power Apps/Automate, Azure, integrations and APIs.
Microsoft Dynamics 365, JavaScript, C#, .NET, Microsoft Power Platform, Microsoft Dataverse, Microsoft Power Apps, Microsoft Power Automate, Microsoft Azure, Microsoft Logic Apps, Microsoft Azure Functions, APIs, web services, DevOps
1w
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Microservices Developer
Malvern, Pennsylvania, United States
OnsiteContract
Hands-on Node.js and Python development, microservices architecture, REST APIs, AWS ETL/data services (Glue,Lambda,S3,Step Functions,AppFlow,DynamoDB); Docker preferred; cloud platform familiarity.
Node.js, Python, REST, AWS Glue, AWS Lambda, Amazon S3, AWS Step Functions, AWS AppFlow, DynamoDB, Docker, AWS, Azure, GCP
1mo
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Full Stack Developer
United States or Philadelphia
$160k-$180k/yr RemoteFull Time
6+ YOE6+ years full-stack development experience; must show portfolio; autonomous; current on AI tooling; proficiency in JavaScript/TypeScript (React, Node.js), RESTful APIs, GraphQL, cloud (AWS/GCP/Azure), serverless; experience with AI APIs and Git.
JavaScript, TypeScript, React, Node.js, RESTful APIs, GraphQL, AWS, GCP, Azure, Serverless, OpenAI, Anthropic, Git, GitHub, CI/CD, HubSpot, Asana, PandaDoc, Slack, Google Workspace
1w
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Software Engineer, TypeScript/React
Philadelphia or New York City
$93k-$168k/yr OnsiteFull Time
2+ YOE2+ years web development with JavaScript/TypeScript and React, bachelor's degree or equivalent, strong UI development, API integration, and collaboration skills.
JavaScript, TypeScript, React, Redux
2mo
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Salesforce Developer (CPQ)
Chesterbrook or Orlando or Tampa or Nashville
$54k-$196k/yr HybridFull Time
2+ YOEMinimum 2 years Salesforce development and CPQ experience; Apex, LWC, REST API integrations, JavaScript proficiency; Bachelor's degree or equivalent experience; strong problem-solving and communication skills.
Apex, LWC, Rest API Integrations, JavaScript, Salesforce CPQ, Sales Cloud, Salesforce Billing
2mo
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Senior Java Developer - Vice President
New Castle, Delaware, United States
HybridFull Time
6+ YOEProficiency in Java, API, Cloud engineering; RESTful APIs with Spring; Oracle/SQL/NoSQL; OpenShift/Kubernetes; CI/CD; SDLC/Agile; DevOps; able to work in fast-paced environment.
Java, API, Spring, Oracle, SQL, MongoDB, OpenShift, Kubernetes, MQ, Kafka, CI/CD, SDLC, Agile
4d
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Engineer II
Newark or Indianapolis
HybridFull Time
4+ YOEBachelor's degree or equivalent,4+ years developing enterprise applications using Python and SQL,experience with APIs, integrations, MuleSoft, rules engines, CI/CD,Azure DevOps;strong analytical and communication skills.
Python, SQL, MuleSoft, Camunda, Drools, DMN, Azure DevOps, AWS, Snowflake
2d
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Senior Software Developer
Philadelphia or United States
$110k-$135k/yr RemoteFull Time
5+ YOE5+ years professional software development, BS preferred, strong experience with Angular, .NET Core/ASP.NET Core, C#, TypeScript, JavaScript, HTML/CSS, PostgreSQL, API design, OOP and architecture.
Angular, ASP.NET Core, C#, PostgreSQL, TypeScript, JavaScript, HTML/CSS
1w
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Adobe Marketo Sr Developer
Malvern or Charlotte or Atlanta
$68k-$109k/yr OnsiteFull Time
9+ YOE9+ years in marketing automation with 3+ years in Marketo architecture; Marketo architecture certification preferred; experience with AEM, Salesforce/Dynamics, HTML/CSS, APIs, data governance, analytics; strong communication.
Marketo, Adobe Experience Manager (AEM), Salesforce, Dynamics, HTML, CSS, API
2w
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Senior Python Engineer, Integration
Philadelphia or New York City or Austin or Sofia or Belgrade
RemoteContract
5+ YOE5+ years Python development experience focused on API and third-party integrations, observability, testing, and on-call production support.
Python, Django, Datadog, CloudWatch, Grafana
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