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292 api developer jobs at 150 companies in Missouri

3w
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Engineer III - API Office
Tempe or St. Louis
HybridFull Time
Edward Jones
Edward Jones: Financial services firm providing wealth management and investment advice.
5+ YOERequires 5+ years developing scalable applications, APIs, integrations, and web services; proficiency with Java, Spring Boot, Python, Node.js, Docker, Kubernetes, Azure, OAS, OAuth 2.0, OpenID Connect, and CI/CD.
Java, Spring Boot, Python, Node.js, Docker, Kubernetes, Microsoft Azure, OpenAPI Specification (OAS), OAuth 2.0, OpenID Connect, GitHub Actions, Rust, MuleSoft Anypoint Platform
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2w
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Full Stack API Software Engineer
St. Louis, Missouri, United States
$88k-$215k/yr HybridFull Time
CGI
CGITSX: GIB.A: Global IT consulting and business services firm.
7+ YOERequires 7+ years of software development experience focused on APIs, Java, Spring Boot, JavaScript/TypeScript, REST or GraphQL, testing, Agile, cloud, CI/CD, Docker, and Kubernetes.
Angular, Java, RESTful, GraphQL, Spring Boot, JavaScript, TypeScript, Jenkins, CloudBees, Docker, Kubernetes, OpenTelemetry, Prometheus, Grafana
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3w
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Senior API Platform Engineer (Apigee X/Apigee Hybrid)
Saint Louis or United States
$82k-$178k/yr OnsiteFull Time
Perficient
Perficient: Private global digital consultancy providing AI, technology, and digital transformation services to enterprises.
5+ YOERequires 5+ years architecting API solutions, 2+ years delivering Apigee solutions, deep Apigee X/Hybrid expertise, GCP, API management, microservices, security, and enterprise production experience.
Apigee, Apigee X, Apigee Hybrid, Google Cloud Platform (GCP), Microservices, Istio, Docker, Kubernetes, OAuth2, SSO, OpenID Connect, JWT, Okta, Active Directory (AD), Azure Active Directory, Apigee Portal, Apigee Edge, Drupal, Node.js, JavaScript, Jenkins, Mulesoft, Data Power, Boomi, AWS, Microsoft Azure, AI tools, CI/CD, TCP, TLS, SSH
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1mo
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Engineer III - API Office
Tempe or St. Louis
HybridFull Time
Edward Jones
Edward Jones: Financial services firm providing wealth management and investment advice.
5+ YOE5+ years building scalable APIs and integrations; proficiency with Java, Spring Boot, Python, Node.js, Docker, Kubernetes, Azure; experience with OpenAPI, OAuth2/OpenID Connect, GitHub Actions; strong API design and security skills.
Java, Spring Boot, Python, Node.js, Docker, Kubernetes, Microsoft Azure, OpenAPI Specification (OAS), OAuth 2.0, OpenID Connect, GitHub Actions, Rust, MuleSoft Anypoint Platform
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1mo
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Director, eCommerce Syndicated API Platforms
Stamford or St. Louis or Greenwood Village
HybridFull Time
Charter Communications
Charter CommunicationsNASDAQ: CHTR: Leading broadband connectivity and cable operator.
10+ YOE3+ MgmtBachelor's degree or equivalent,10+ years in technical program delivery or API platforms,9+ years partner enablement,API strategy and integrations,leadership in launch planning and stakeholder alignment,strong API and developer experience skills.
REST APIs, API gateway, cloud-based platforms
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1w
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Sr. Software Engineer II, Platform/API
Chicago or California or Colorado or Florida or Georgia or Illinois or Indiana or Minnesota or Missouri or Montana or New Jersey or New York or North Carolina or Ohio or Oregon or Pennsylvania or South Carolina or Texas or Utah or Vermont or Virginia or Washington or Wisconsin or country_code
$140k-$190k/yr HybridFull Time
NinjaTrader
NinjaTrader: Privately held futures trading platform and brokerage serving retail and professional futures traders.
6+ YOE6+ years building and operating backend services; Node.js, TypeScript, SQL, Docker, Kubernetes, cloud, event-driven architecture, and workflow reliability expertise. Bachelor's or master's degree or equivalent experience.
Node.js, TypeScript, Kafka, Google Cloud Pub/Sub, SQL, Docker, Kubernetes, Google Cloud Platform, Codex, Cursor, Claude Code, Statsig
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6d
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Software Developer
Missouri, United States
$75k-$85k/yr RemoteFull Time
Harris Computer
Harris Computer: Global provider of mission-critical vertical market software solutions.
Production backend development in Java or another statically typed language, REST API design, SQL, relational database design, developer mentorship, distributed-team collaboration, and hands-on AI coding tool use.
Java, REST API, SQL, Copilot, Claude Code, Cursor, Quarkus, Jakarta EE, Hibernate, MapStruct, Lombok, Java EE, GlassFish, React, Model Context Protocol (MCP), SQL Server, Data-tier Application Package (DACPAC), Podman, Docker
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2mo
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Senior Developer
Sunset Hills, Missouri, United States
RemoteFull Time
Grimco
Grimco: Private wholesale sign-supply manufacturer and distributor serving sign, graphics, traffic, electrical, and apparel businesses across North America.
5+ YOE5+ years professional software development, strong SQL and relational DB skills, experience building system integrations (APIs/EDI), ability to work with legacy code, clear communication, and security awareness.
SQL, RPG, IBM i, IBM Power Systems, EDI, X12, REST, JSON, APIs, ERP, Microsoft Azure, AWS
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1mo
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Developer
St Louis, Missouri, United States
OnsiteFull Time
Build-A-Bear Workshop
Build-A-Bear WorkshopNYSE: BBW: Specialty retailer of customizable stuffed animals and related products.
5+ YOE5+ years software development experience, proficiency in full-stack OOP (C#, Java), relational databases, HTML/CSS/JavaScript and React, Git, RESTful API development, and Agile methodologies.
C#, Java, SQL, PostgreSQL, HTML, CSS, JavaScript, React, RESTful API, Git, Scrum, Kanban, Azure, AWS, CI/CD, DevOps
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5d
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Mulesoft Developer
Albany or Arlington or Atlanta or Austin or Beaverton or Bentonville or Boston or Carmel or Charlotte or Chicago or Cincinnati or Cleveland or Columbus or Culver City or Denver or Des Moines or Detroit or Hartford or Houston or Irving or Kirkland or Miami or Milwaukee or Minneapolis or Morristown or Mountain View or Nashville or New York City or Oklahoma City or Overland Park or Philadelphia or Pittsburgh or Raleigh or Redmond or Sacramento or San Diego or San Francisco or Scottsdale or Seattle or St. Louis or St. Petersburg or Walnut Creek or United States
$54k-$196k/yr OnsiteFull Time
Accenture
AccentureNYSE: ACN: Global professional services delivering 360° value.
3+ YOERequires 3+ years software development, 2+ years API development and Git/Agile/testing, 1+ year MuleSoft development, MuleSoft Developer Level 1, and a bachelor's degree or equivalent experience.
Anypoint Platform, Anypoint Studio, Mule Runtime, DataWeave, MUnit, Git, SOAP, REST, XML, JSON, YAML, Anypoint MQ, API Manager, Anypoint Exchange, CloudHub, Salesforce, SAP, Workday, Oracle Cloud Applications, ServiceNow, CI/CD, AWS, Azure, Flex Gateway, Model Context Protocol (MCP), GenAI, HL7, FHIR, Boomi, Informatica, SnapLogic, Workato
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6d
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Mulesoft Developer
New York City or Milwaukee or Dallas or Columbus or Kirkland or Cincinnati 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 Seattle or Houston or Arlington or Atlanta or Redmond or Bentonville or Beaverton or Nashville or Detroit or San Diego
$54k-$196k/yr OnsiteFull Time
Accenture
AccentureNYSE: ACN: Global professional services delivering 360° value.
3+ YOERequires 3+ years software development, 2+ years API development and Git/Agile/testing, 1+ year MuleSoft experience, MuleSoft Developer Level 1 certification, and a bachelor's degree or equivalent experience.
Anypoint Platform, Anypoint Studio, Mule Runtime, DataWeave, MUnit, Git, Java, XML, JSON, YAML, Anypoint MQ, API Manager, Anypoint Exchange, CloudHub, Salesforce, SAP, Workday, Oracle Cloud Applications, ServiceNow, AWS, Azure, Flex Gateway, Model Context Protocol (MCP), Boomi, Informatica, SnapLogic, Workato
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3d
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Web Developer, Enterprise Applications & Systems
Florida or Georgia or Illinois or Kansas or Kentucky or Louisiana or Maryland or Missouri or Ohio or North Carolina or South Carolina or Tennessee or Texas
RemoteFull Time
Clearwave Fiber
Clearwave Fiber: Private fiber internet provider serving residential and business customers across the United States.
Expert HTML, CSS, JavaScript, and PHP skills; WordPress enterprise website development; Figma implementation; eCommerce integrations; APIs; version control; web operations; SEO and performance optimization.
WordPress, Figma, HTML, CSS, JavaScript, PHP, APIs, Salesforce
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1w
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Senior Software Engineer - Java
St. Louis or Brentwood or Richmond Heights or Clayton or Maplewood
HybridFull Time
Enterprise Mobility
Enterprise Mobility: Global provider of vehicle rental and mobility solutions.
3+ YOERequires 3+ years of Java development, 2+ years of SQL, API and microservices experience, SOA knowledge, source control experience, and JIRA or Confluence. A related bachelor's degree is preferred.
Java, SQL, API, JIRA, Confluence, Bitbucket, GIT, Spring, Hibernate, Struts, WebLogic, Tomcat, Jenkins, React JS, XSLT, Xpath, Workday, Dayforce
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1w
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Lead Developer
United States or St. Louis
$123k-$154k/yr RemoteFull Time
World Wide Technology
World Wide Technology: Global technology solutions provider and digital transformation partner.
10+ YOEBachelor's or master's degree preferred, or equivalent experience; 10+ years in application development. Requires JavaScript, Node.js, Vue.js, Java, Spring Boot, Python, RESTful APIs, Oracle, MongoDB, CI/CD, and AI coding tools.
JavaScript, Node.js, Vue.js, Java, Spring Boot, Python, RESTful API, Oracle, MongoDB, Solr, Kafka, Splunk, Prometheus, Grafana, Oracle E-Business Suite (EBS), Claude, Devin, GitHub Copilot
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2w
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ServiceNow Developer
St. Louis, Missouri, United States
OnsiteFull Time
Chenega Agile Real-Time Solutions
Chenega Agile Real-Time Solutions: Alaska Native-owned IT services contractor delivering enterprise operations, modernization, cybersecurity, cloud, and software services to federal customers.
8+ YOE3+ MgmtRequires high school diploma/GED, 8+ years of ServiceNow development, 3+ years of ITSM development, ServiceNow CSA, Agile experience, and active Top Secret clearance with ability to obtain SCI/CI poly.
ServiceNow, Flow Designer, Integration Hub, REST, SOAP, APIs, microservices, Microsoft Word, Microsoft Excel, Microsoft Office
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4d
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Application Developer II
St. Louis, Missouri, United States
OnsiteFull Time
McCarthy Building Companies
McCarthy Building Companies: National construction and 100% employee-owned firm.
3+ YOERequires 3+ years with enterprise iPaaS, 3–5 years of modern application development, SQL, API integration, DevSecOps, secure file transfer, cloud platforms, Agile, and Scrum.
Boomi, MuleSoft, SnapLogic, SQL, JSON, XML, Palantir, .NET, C#, Node.js, TypeScript, Python, Ruby, Ruby on Rails, Sinatra, ActiveRecord, Checkmarx, OWASP, GitHub, Snyk, Terrasan, Terraform, SFTP, PGP, AWS, Azure, Microsoft Office 365, Agile, Scrum
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1mo
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Senior Application Developer
Denver or Springfield or Sterling or St. Louis
$75k-$158k/yr OnsiteFull Time
CACI
CACINYSE: CACI: Provider of specialized IT and mission-critical government services.
8+ YOEBachelor's in CS or related,8+ years software development experience,expert Java and/or Python,REST APIs,databases,CI/CD,GIT,TS/SCI clearance and polygraph willingness.
Java, Python, ArcGIS, GeoServer, OpenLayers, Cesium, Kubernetes, AWS/C2S, Git, CI/CD
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4d
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Application Developer II
St. Louis, Missouri, United States
OnsiteFull Time
McCarthy Holdings, Inc.
McCarthy Holdings, Inc.: 100% employee-owned construction holding providing centralized support services to McCarthy’s operating companies.
3+ YOERequires 3+ years with an enterprise iPaaS and 3–5 years of application development, plus SQL, APIs, JSON/XML, modern programming, DevSecOps, secure pipelines, Agile, and Scrum experience.
Palantir, REST APIs, Boomi, MuleSoft, SnapLogic, SQL, JSON, XML, .NET 6+, C#, Node.js, TypeScript, Python, Ruby, Ruby on Rails, Sinatra, ActiveRecord, CI/CD, Checkmarx, OWASP, GitHub, Snyk, Terrasan, Terraform, SFTP, PGP, AWS, Azure, Microsoft Office 365, Agile, Scrum
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2mo
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Sr. Web Platform Engineer
Florida or Texas or Illinois or New York or New Jersey or Colorado or Idaho or Massachusetts or Michigan or Minnesota or Missouri or North Carolina or South Carolina or Utah or Virginia
$102k-$130k/yr RemoteFull Time
TradeStation
TradeStation: Online brokerage and trading technology provider serving active individual and institutional traders.
5+ YOE5+ years web development (2+ years with headless CMS); proficiency in JavaScript, TypeScript, React, Next.js, ContentStack, REST APIs, Git, CI/CD, Google Tag Manager, and Node.js; bachelor's degree or equivalent.
JavaScript, TypeScript, React, Next.js, ContentStack, Contentful, Sanity, REST API, Git, CI/CD, Google Tag Manager, Figma, GitHub Copilot, Claude, Node.js, WebGL, Three.js, GSAP
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1mo
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(Remote) Software Developer
Blair or British Columbia or Wisconsin or Arizona or Nebraska or Utah or Saskatchewan or Texas or Minnesota or Tennessee or South Dakota or Manitoba or Kansas or Iowa or Illinois or Ontario or Alberta or North Dakota or Missouri or Colorado
$40k-$65k/yr RemoteFull Time
Harris Computer
Harris Computer: Global provider of mission-critical vertical market software solutions.
Proven software engineering experience, proficiency with MSSQL, REST API, C#, .NET Core, Angular/Typescript, HTML/CSS; associate degree in CS/Engineering or related; strong problem-solving and communication skills.
MSSQL, REST API, C#, .NET Core, Angular, Typescript, HTML, CSS, Azure, AWS, GitHub
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