1mo
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Senior API Engineer - Advisor I
Alpharetta or Omaha or Berkeley Heights
$90k-$158k/yr OnsiteFull Time
8+ YOE8+ years in Java/J2EE engineering, RESTful APIs, Spring, Azure, cloud–native services, CI/CD, DevSecOps, and cloud platforms; experience with relational/non-relational databases and messaging systems.
Java, J2EE, Spring, Spring Boot, REST API, Azure, OpenShift, PCF, Kafka, MQ, ESB, SQL, NoSQL, Splunk, CI/CD, DevSecOps
3w
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Intermediate API Developer
Mount Laurel, New Jersey, United States
$95k-$115k/yr OnsiteFull Time
6+ YOEHands-on Java and Spring Boot experience to build REST APIs; knowledge of SQL, Hibernate/JPA, Spring Batch, Quartz, Git, Maven, CI/CD, JUnit, Agile, debugging and production support.
Java, Spring Boot, REST APIs, SQL, Hibernate/JPA, Spring Batch, Quartz, Git, Maven, CI/CD, JUnit, Agile
1w
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Sr Java API Developer - New York
New York, New York, United States
$40k-$140k/yr OnsiteFull Time
Photon: A technology employer building secure, scalable, and maintainable backend and API solutions.
5+ YOE5+ years Java backend experience, proficiency with Java 11/17, Spring ecosystem, RESTful APIs, relational and NoSQL databases, API security, CI/CD, and testing frameworks.
Java 11, Java 17, Spring Boot, Spring MVC, Spring Data JPA, Spring Security, Hibernate, REST, OpenAPI/Swagger, JSON, GraphQL, PostgreSQL, MySQL, Oracle, MongoDB, Cassandra, Apache Kafka, RabbitMQ, Maven, Gradle, JUnit, Mockito, REST Assured, Jenkins, GitHub Actions, GitLab CI, Microsoft Azure DevOps, Docker, Kubernetes, Git, Redis, Hazelcast, Prometheus, Grafana, ELK Stack, Splunk
2w
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API Developer/Data Engineer Managing Consultant-Fraud/AI
McLean or New York City or Arlington or United States
$130k-$216k/yr HybridFull Time
5+ YOEUS citizen able to obtain Public Trust,5+ years in data engineering/integration, proficiency in Python, Java/JS, .NET (C#), RESTful APIs, XML, SQL/SQL Server, GCP, data formats (JSON, Parquet), and experience leading technical teams.
Python, Java, JS, C#, .NET, RESTful API, XML, SQL Server, SQL, CSV, TXT, JSON, Parquet, GCP, Apigee, Kong, Azure API Management, AWS API Gateway, LexisNexis, Oracle Mantas, Actimize, Fircosoft, Oracle Mantas, World-Check, Dow Jones, Chainalysis, Elliptic, TRM Labs
3mo
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API Equipment Inspector
Linden or New Castle
OnsiteFull Time
3+ YOE3+ years in high-hazard chemical/oil refining industries; API 510/570/653 certs (2 of 3); travel ~40%; PSM knowledge; able to obtain missing API certs; strong QA/inspection expertise; driver license and TWIC; proficient in MS Office; SAP experience.
MS Office, SAP
1mo
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Principal Identity and API Architect
New York City or London
$175k-$250k/yr OnsiteFull Time
8+ YOEDesign and own end-to-end identity and API architecture including Auth0, OAuth/OIDC, ReBAC/OpenFGA, API gateway design, and AWS identity infrastructure; 8+ years engineering/architecture experience with 4+ years focused on identity/IAM/API security.
Auth0, Auth0 Management API, Actions/Rules, OpenFGA, SpiceDB, Ory Keto, Traefik, Kong, AWS API Gateway, AWS IAM, Cognito, Secrets Manager, KMS, STS, Lambda, OAuth 2.0, OpenID Connect (OIDC), SAML 2.0, JWT, JWKS, PKCE, mTLS, Go, Java, Python
3mo
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Integrations Support Engineer 5 - Ads Conversion API
New York or Los Gatos
$270k-$410k/yr OnsiteFull Time
Experience with ad tech, Conversions API, data integrations, SQL, Python/Java, REST APIs, and partner-facing support.
SQL, Python, Java, REST API, Postman, curl, Cloud Computing
2w
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Senior Software Engineer, API Platform
New York, New York, United States
$160k-$200k/yr HybridFull Time
6+ YOE6+ years building backend services and public/partner-facing APIs; deep API design and distributed systems expertise; production experience with Python, Go, Node, Typescript, or Ruby on Rails on AWS; mentoring and on-call experience.
Python, Go, Node, Typescript, Ruby on Rails, AWS, LangChain, LlamaIndex, LangGraph
1mo
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Head of Enterprise API Platform
New York or United States
$179k-$294k/yr RemoteFull Time
10+ YOE5+ Mgmt10+ years in software engineering or platform engineering, 5+ years leading teams, Bachelor's in CS/Engineering or equivalent, expertise in API design, microservices, security, integration patterns, and experience modernizing legacy systems.
AWS, Azure
2mo
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Senior Software Engineer | API
New York, New York, United States
$140k-$220k/yr HybridFull Time
Backend/API engineering focus with REST, distributed systems, and developer experience.
1mo
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Software Engineer, Developer API
New York City or San Francisco or United States or Canada or United Kingdom
$168k-$330k/yr HybridFull Time
5+ YOE5+ years backend engineering, experience building APIs/platforms, hands-on with Python, Temporal, and Postgres, familiarity with AI coding agents, strong ownership and developer-experience focus.
Python, Temporal, Postgres
3mo
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Middleware WSO2 API Management Services Engineer, AVP
Tampa or Jersey City or Tempe
$112k-$137k/yr HybridFull Time
5+ YOE5+ years in large-scale platforms; advanced WSO2 API Manager experience; Bachelor’s in CS; OpenShift/Kubernetes, Java microservices, AWS; strong problem-solving and communication.
WSO2 API Manager, WSO2 API Gateway, WSO2 Control Plane, WSO2 Traffic Manager, WSO2 Key Manager, OpenShift, Kubernetes, SpringBoot, Java, Microservices, Docker, REST, SOAP, Postgres, CI/CD, Bitbucket, Azure DevOps, AWS, EC2, S3, EFS
1mo
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Platform Engineer- GraphQL/API
Dublin or San Jose or New York City or Shanghai
HybridFull Time
3+ YOE3+ years software engineering experience; strong Java and Spring Boot skills; GraphQL and API design experience; CI/CD (Maven/Jenkins); Kubernetes and cloud-native deployments; focus on reliability, scalability, and developer experience.
Java, Spring Boot, GraphQL, REST, CI/CD, Maven, Jenkins, Kubernetes
3mo
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Senior Lead Software Engineer - API Specialist
Jersey City, New Jersey, United States
$171k-$260k/yr OnsiteFull Time
6+ YOE6+ years software engineering; API security, API management; REST; Core Java/Spring; cloud (AWS); SQL/NoSQL; strong collaboration and communication.
Java, J2EE, Spring, Spring Boot, Spring Cloud, OAuth 2.0, JWT, JWS, JWE, OPA, ForgeRock, Okta, OIDC, SAML, Kong, Apigee, MuleSoft, AWS API Gateway, Azure API Management, WSO2, REST, SQL, NoSQL, MySQL, Postgres, Oracle, DynamoDB, MongoDB, SONAR, Checkstyle, PMD, Terraform, CloudFormation, AWS EC2, AWS Lambda, AWS KMS, AWS ECS, AWS EKS, AWS S3, SQS, EventBridge, PostgreSQL
2mo
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Software Engineer, API SDK
San Francisco or Seattle or New York City
$293k-$385k/yr HybridFull Time
7+ YOE7+ years of professional engineering experience; experience building SDKs; design and implement SDKs for multiple languages; collaborate across teams.
Python, Node.js, Golang, Java, Ruby, SDK generation
2mo
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Senior Software Engineer - MDM / RDM & API Development
Newark, New Jersey, United States
$104k-$172k/yr HybridFull Time
Senior software engineer with experience in MDM/RDM, API development, Python/Spark/Node.js, and Agile practices.
Python, Spark, Node.js, NoSQL, Relational Databases, SQS, Kinesis, REST, JSON, SOAP, XML, JDBC, MySQL, Git, Jenkins, AWS, CloudWatch, CodeDeploy
1mo
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Senior Software Engineer - Customer Integrations (API)
United States or New York City or Dallas or Austin or Houston or Chicago or Nashville or Miami or Atlanta
$140k-$160k/yr RemoteFull Time
3+ YOE3+ years building backend services with Go/Java/Python/C#; strong API design, SQL/PostgreSQL, cloud (AWS/Azure/GCP/OCI) and Terraform experience; professional software engineering experience and strong communication/system design skills.
Go, Java, Python, C#, SQL, PostgreSQL, AWS, Azure, GCP, OCI, Terraform
1mo
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Member of Technical Staff (Software Engineer, API Platform)
San Francisco or New York City
$220k-$405k/yr OnsiteFull Time
5+ YOE5+ years backend engineering with Python, Go, or Rust; strong high-traffic API design, AWS and Kubernetes experience, CI/CD and DevOps fluency; experience with AI APIs a plus.
Python, Go, Rust, AWS, Kubernetes, CI/CD
1mo
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Principal Engineer - Python API Development
Jersey City or Westlake
$107k-$216k/yr OnsiteFull Time
8+ YOEBachelor's or Master's in CS/Software Engineering, 8+ years building and operating production platforms, deep Python and distributed systems expertise, Linux fluency, AWS and CI/CD experience, infrastructure-as-code, ML platform enablement, and cross-org technical leadership.
Python, Java, Groovy, GenAI Gateways, LiteLLM, AWS, S3, Lambda, Batch, Step Functions, EventBridge, CloudWatch, SNS, SQS, SageMaker, Azure, GCP, Jenkins, Docker, CloudFormation, Terraform, OpenTofu, Git, Linux
3w
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Integrations Engineer
New York City, New York, United States
$135k-$155k/yr OnsiteFull Time
4+ YOE4+ years total experience (≥3 years engineering); strong backend/API design, data modeling, OAuth/API key auth, AWS; experience integrating ERPs/telematics/accounting tools; strong communication and problem-solving.
AWS, Oracle, Samsara, NetSuite, QuickBooks, OAuth, API keys, API
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