api Jobs in missouri

Refine Results
1 - 20 of 1,765 Jobs

Senior API Developer

Midland States Bank

•

Weldon Spring, Missouri, USA

Full-time

Position Title: Senior API Developer Locations: Weldon Spring_MO Time Type: Full time Req ID: JR1014-Weldon Spring_MO At Midland, we're proud to be a little different. You can see it in our bright orange signs-but there's more to it than that. With our heartfelt and personalized approach, we're focused on meeting every customer's needs with the brightest solutions. For more than 140 years, we've learned by serving customers skillfully with dedication and follow-through, we can brighten every in
Posted 7 days ago | Updated 1 day ago

Gloo Envoy API Gateway Lead Developer /Architect

Intelliswift Software Inc

•

Remote or Alpharetta, Georgia, USA

Full-time

Must Have skills: Gloo Gateway Any other Envoy-based API Gateway Experience Java Programming React Kubernetes & Container Orchestration Microservices GitOps & Configuration Management JD: Job Title: Gloo Envoy API Gateway Lead Developer /Architect Position Overview: We are seeking a talented and motivated Developer to join our team in building a new API Gateway Platform. The ideal candidate will have experience in developing self-service tools and abstractions for onboarding new APIs, as well as
Easy Apply
Posted 14 days ago | Updated 14 days ago

IBM API connect and Datapower consultant

SYSTEM SOFT TECHNOLOGIES LLC

•

Remote

Contract

System Soft Technologies is widely recognized for its professionalism, strong corporate morals, customer satisfaction, and effective business practices. We provide a full spectrum of business and IT services and solutions, including custom application development, enterprise solutions, systems integration, mobility solutions, and business information management. System Soft Technologies combines business domain knowledge with industry-specific practices and methodologies to offer unique solution
Easy Apply
Posted 6 days ago

Sr. Java API Developer ---- Azure architecture , Integration Experience, Banking/Financial Services Projects Required ------100 % REMOTE ------ NO THIRD PARTIES -----In-person Interview Required

Zillion Technologies

•

Remote

Contract

In-person Interview Required In Virginia THIS IS A DIRECT CLIENT REQUIREMENT ! Those authorized to work without sponsorship are encouraged to apply please. Reach Shaily Sharma -- || 908-CALL-487-NOW-4334 Sr. Java/J2EE Developer Duration: Long Term Ongoing Project with NO end Date Location : 100 % REMOTE ( Vienna, VA ) In-person Interview Required Job Description: o Responsibilities: Extensive IT experience in analysis, design, development, documentation, implementing, and testing of software
Easy Apply
Posted 1 day ago | Updated 2 hours ago

Python Software Developer (SQL, GraphQL, APIs) - Remote

FlairTech Solutions

•

Remote

Contract

Role: Senior Software Developer Location: Remote Must have Skills: Python, SQL, GraphQL, APIs Strong Python programming experience. SQL expertise, especially around schema migrations and performance optimization. Experience with StarRocks or similar distributed columnar databases (e.g., ClickHouse, Apache Doris, Apache Druid). Solid understanding and practical experience with GraphQL APIs. Experience with refactoring large codebases or migrating systems/architecture. Familiar with cloud environm
Easy Apply
Posted 1 day ago | Updated 23 hours ago

Senior Software Engineer, API Infra

Airbnb

•

Remote

Full-time

Airbnb was born in 2007 when two hosts welcomed three guests to their San Francisco home, and has since grown to over 5 million hosts who have welcomed over 2 billion guest arrivals in almost every country across the globe. Every day, hosts offer unique stays and experiences that make it possible for guests to connect with communities in a more authentic way. The Community You Will Join: The Core Services team provides common application building blocks that are widely applicable across Airbnb
Posted 22 days ago | Updated 6 hours ago

API Integration Architect

TechDigital Corporation

•

Remote or Santa Clara, California, USA

Contract, Third Party

As an API Integration Architect the resource should be architecting, designing, and implementing API solutions across various industries. Should be able adept at leveraging cloud technologies, microservices architecture, and best practices in API management to deliver robust and scalable solutions. 12+ year 7-10 years of designing, developing, and implementing API solutions across various industries. Adept at leveraging cloud technologies, microservices architecture, and best practices in API m
Easy Apply
Posted 12 days ago

API Platform Engineer

Tandym Tech

•

Missouri, USA

Full-time

We are seeking a skilled and motivated API Platform Engineer to join our growing engineering team. In this role, you will be responsible for designing, building, and maintaining the core API infrastructure that powers our products and services. You will work closely with product teams, backend engineers, and DevOps to ensure our APIs are scalable, secure, and developer-friendly. Hybrid Work Schedule in Charlotte, NC Key Responsibilities: Design and implement robust, scalable, and secure API pl
Easy Apply
Posted 6 days ago | Updated 3 hours ago

API Engineer

Kforce Technology Staffing

•

Remote or Brooklyn, New York, USA

Contract

RESPONSIBILITIES: Kforce has a client that is seeking an API Engineer in Brooklyn, NY. Summary: We're looking for a skilled Backend Engineer to support the development of mobile shopping experiences. This role focuses on backend/API development and will be part of a cross-functional team that includes product managers, designers, mobile app engineers, and backend developers. Responsibilities: * Design and maintain backend services that power mobile applications * Collaborate with iOS and Andro
Posted 13 days ago | Updated 1 hour ago

Software Engineer - API Integrations

Kforce Technology Staffing

•

Remote or Grand Rapids, Michigan, USA

Contract, Third Party

RESPONSIBILITIES: Kforce has a client in Grand Rapids, MI that is seeking a Software Engineer - API Integrations responsible for developing API integrations between financial software and ServiceNow. Responsibilities: * Collaborate with a team of fellow developers to implement API integrations * The Software Engineer will fix bugs based on priority defined by your team lead * Maintain updates on your active user stories within ServiceNow * Build and update flows and modules in ServiceNow * Atten
Posted 12 days ago | Updated 1 hour ago

API Operations Consultant

Information Technology Group

•

Remote

Contract

3 Positions: API Operations Consultant Could the duration be extended? Yes, possibly it depends on demand Is there potential for permanent hire? Yes Is specific industry experience required? Not an absolute, but highly preferred to have insurance domain experience JOB DESCRIPTION: Please review the job description in Fieldglass. If your job differs, please provide an accurate and complete job description. Please take time to review the job description in FG and highlight the differences below:
Easy Apply
Posted 16 days ago

API .NET + AWS Sr. Developer - Hybrid

Perficient

•

St. Louis, Missouri, USA

Full-time

We currently have a career opportunity for an API .NET + AWS Senior Developer to join our teams located in Charlotte, NC, New York, Austin, TX or San Diego, CA. This is a hybrid role, onsite at the client location 3 days each week. As a Senior Developer and Consultant you will participate in all aspects of the software development lifecycle which includes estimating, technical design, implementation, documentation, testing, deployment and support of application developed for our clients. As a m
Posted 12 days ago | Updated 18 hours ago

Platform Business Analyst (SQL/Snowflake/API)

AFLAC

•

Remote

Full-time

Salary Range: $81,000 - $115,000 Job Posting End Date: July 31, 2025 We've Got You Under Our Wing We are the duck. We develop and empower our people, cultivate relationships, give back to our community, and celebrate every success along the way. We do it all The Aflac Way . Aflac, a Fortune 500 company, is an industry leader in voluntary insurance products that pay cash directly to policyholders and one of America's best-known brands. Aflac has been recognized as Fortune's 50 Best Workplaces f
Posted 11 days ago | Updated 3 hours ago

W2 - .NET Web Devloper II (Full Stack, SQL Server, Cloud, API, Stored Procedures) - Remote/Local

Tanson Corp

•

Remote or Madison, Wisconsin, USA

Contract

Description: The client is looking for 1 .NET Web Developer II position Will close to submissions on 7/28/25 at 4:00PM CST. Top Skills: Candidate must have at least 6 years of proven experience as a Full Stack Developer (emphasis on back end) with expertise in .NET technologies, including ASP.NET, C#, .NET Core, Entity Framework, etc. Experience with database technologies such as SQL Server, in hybrid on premise and cloud environment. (6+ years) Experience with server-side event-driven program
Easy Apply
Posted 1 day ago | Updated 5 hours ago

API & Kafka Automation Engineer (Python Backend)

Nous Infosystems

•

Remote

Contract

Job Title: API & Kafka Automation Engineer (Python Backend) NYC - Remote Job Description: We are seeking an Automation Engineer with expertise in API testing, Kafka, and Python backend development. The role involves building automated test frameworks, validating Kafka data streams, and ensuring the performance and reliability of APIs and backend systems. Key Skills: Strong experience in API automation and Kafka (producers/consumers).Proficient in Python for scripting and backend logic.Hands-on w
Easy Apply
Posted 5 days ago

Lead Software Engineer - Backend & APIs

ADDSOURCE

•

Remote or US

Third Party

Title: Lead Software Engineer - Backend & APIs Position Type: Contract Location: Remote across USA/ Canada Location: Canada (Ideal) but also open for USA candidates too. Highlights/Mandatory: An expert in designing and scaling distributed, event-driven backend architectures using TypeScript, NestJS, and PostgreSQL. Extensive experience designing and optimizing PostgreSQL schemas and queries. Mastery of ORM tools (TypeORM, Prisma) and event-driven programming (Kafka, RabbitMQ, or similar). Stro
Easy Apply
Posted 26 days ago | Updated 8 hours ago

Remote Cybersecurity Engineer (API/Web App Security)

Software Guidance & Assistance

•

Remote or Jacksonville, Florida, USA

Contract

Software Guidance & Assistance, Inc., (SGA), is searching for a Remote Cybersecurity Engineer (API/Web App Security) for a CONTRACT assignment with one of our premier Healthcare Services clients for a Remote position. Top Skills Needed: Azure/Entra ID Scripting (Powershell or Python) API Security frameworks OWASP top 10 Responsibilities: We are seeking an experienced Cyber Security Engineer to join our team, responsible for ensuring the security of our applications and APIs. This role w
Posted 26 days ago | Updated 4 hours ago

IT Project Manager - API Migration Project

Veterans Sourcing Group

•

Remote

Contract

Title: IT Project Manager II API Migration Project Location: 100% Remote Duration: 6+ Months with potential extension/hire They can be anywhere in US but must be able to work with Singapore, and possibly other Geos, Toronto, India. Top 3 Must Have Skills: 2+ years experience with technical projects, concepts and toolsProven success with technical PJMHigh communication and facilitation skills Overview: Enhance our Access-Identity customer experience by migrating user data from an outdated Prof
Easy Apply
Posted 14 days ago

Sr. C#/.NET Integration Engineer (Apache NiFi/FHIR API's)

ConsultNet, LLC

•

Remote or Dallas, Texas, USA

Full-time

Sr. C#/.NET Integration Engineer (Apache NiFi/FHIR API's) Remote (MST, Central or Eastern Time Zone) 6-12-month Contract or Contract to Hire Pay Rate: 75-80/hr A rapidly growing technology-driven organization focused on streamlining how sensitive records are managed, processed, and shared. They specialize in transforming manual, compliance-heavy workflows into secure, efficient digital solutions-helping clients improve access, accuracy, and overall operational performance across regulated env
Easy Apply
Posted 22 days ago | Updated 6 hours ago

Application Developer (Axway API gatway)

KK Associates

•

Remote or US

Contract

Title : Application Developer(Axway API Gateway) Location : Remote Duration : 12+ Months Job Description: Primary - Axway API gateway (Vordel), Web services, JSON, SOAP/REST API Secondary - Java, Spring, SQL, Microservices We seek a skilled Axway API Gateway Engineer to manage and optimize our enterprise API Gateway systems. Responsible for configuring and managing the day-to-day operations of the Axway API Gateways, monitoring the gateway performance, and troubleshooting any issues that a
Easy Apply
Posted 60+ days ago | Updated 11 hours ago