1,984 api engineer jobs at 847 companies in East Brunswick, NJ
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API Security Engineer
Berkeley Heights or Alpharetta or Coral Springs
$110k-$186k/yrOnsiteFull Time
FiservNew York Stock Exchange: FI: Provides financial technology and payment processing services to institutions.
5+ YOE5+ years IT/cyber experience; strong API security knowledge (OAuth2/OIDC, JWT), runtime protection (API gateways, WAF/WAAP, service mesh), CI/CD automation, telemetry/analytics, and ability to align controls to industry frameworks. Bachelor’s preferred or equivalent.
Traceable, Salt Security, NoName, Open API, JSON Schema, OAuth2, OIDC, JWT, mTLS, API gateways, WAF, WAAP, service mesh, ingress controllers, CI/CD, policy-as-code, SAST, DAST, Git, FAPI, NIST, ISO 27001, PCI DSS, OWASP
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
API Developer/Data Engineer Managing Consultant-Fraud/AI
McLean or New York City or Arlington or United States
$130k-$216k/yrHybridFull Time
Guidehouse: Provides management and technology consulting services to diverse organizations.
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.
Member of Technical Staff (Software Engineer, Backend API)
London or Serbia or Berlin or New York City
$200k-$350k/yrOnsiteFull Time
Perplexity: AI-powered search engine providing conversational answers with citations.
Experience designing and operating distributed high-load systems, cloud infrastructure, Kubernetes, CI/CD, and either API product engineering or platform operations; strong autonomy and product sense required.
7+ YOE7+ years software engineering experience with Python, REST APIs, AWS (Lambda, API Gateway, CloudWatch, IAM, S3), Terraform, CI/CD (Jenkins/GitHub Actions), and production support; BS in CS or related (MS preferred).
Nayya: AI platform optimizing employee health and wealth benefits.
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.
Guardian Life: Provides life, disability, dental, and vision insurance products.
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.
New York City or San Francisco or United States or Canada or United Kingdom
$168k-$330k/yrHybridFull Time
Ramp: Financial operations platform for corporate cards and spend management.
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.
eBayNASDAQ: EBAY: Global online marketplace for buying and selling diverse products.
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
OpenAI: Develops artificial intelligence models and generative AI software services.
7+ YOE7+ years of professional engineering experience; experience building SDKs; design and implement SDKs for multiple languages; collaborate across teams.
United States or New York City or Dallas or Austin or Houston or Chicago or Nashville or Miami or Atlanta
$140k-$160k/yrRemoteFull Time
TheGuarantors: Provides lease guarantees and security deposit alternatives for rentals.
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.
American ExpressNYSE: AXP: Global financial services and credit card payment network.
10+ YOE10+ years building and operating large-scale distributed systems, ownership of third-party/SaaS integrations, API design, resilience, data quality, security, and cross-team influence.
Harmony: AI-powered enterprise service management platform for automated support.
5+ YOERequires 5+ years in solutions engineering, software engineering, technical consulting, or similar hands-on technical work, with APIs, cloud infrastructure, networking, scripting, debugging, and customer implementations.
Slack, Microsoft Teams, API, Claude Code, Codex, LLM
Tabbed: Frictionless mobile payments and guest intelligence for restaurants.
5+ YOE5+ years software engineering experience; strong TypeScript/Node.js and system design skills; experience with cloud, APIs, payments or POS integrations; independent ownership and strong execution.
Senior Software Engineer - API Platform & Client Tooling
Bellevue or Livingston or New York City or San Francisco or Sunnyvale
$153k-$204k/yrOnsiteFull Time
CoreWeaveNASDAQ: CRWV: Cloud platform providing GPU-accelerated infrastructure for AI workloads.
Production Go experience, API design and versioning, client tooling/SDK/CLI or provider work, code-generation or compiler/tooling experience preferred, cross-team collaboration and mentorship.
Pogo: AI-powered market research platform using verified consumer purchase data.
2+ YOE2–5 years of software engineering experience, including GTM, growth, or revenue systems; experience with AI tools, LLMs, agents, APIs, integrations, and modern GTM platforms.
Claude Code, Cursor, Codex, RAG, Clay, HubSpot, Salesforce, Apollo, Cargo, Gong, Outreach, Instantly, APIs, webhooks, integrations, LLMs, AI agents
Oasis Security: Provides a platform to manage and secure non-human identities.
2+ YOE2+ years in GTM engineering or equivalent, API integration experience, daily use of Claude Code or similar LLM tooling, experience automating GTM processes; SQL and data experience preferred.