APIs jobs in Hartford, CT

Distinguished Engineer - API Platform (GraphQL)(Remote-Eligible)

Remote or New York, New York

•

Today

Distinguished Engineer - API Platform (GraphQL)(Remote-Eligible) As a Distinguished Engineer at Capital One, you will be a part of a community of technical experts working to define the future of banking in the cloud. You will work alongside our talented team of developers, machine learning experts, product managers and people leaders. Our Distinguished Engineers are leading experts in their domains, helping devise practical and reusable solutions to complex problems. You will drive innovation

Full-time

USD 244,700.00 - 279,200.00 per year

API Technical Writer

Remote

•

Yesterday

Hi Professionals, Title: API Technical Writer Location: India -Remote(Working hours is in EST AND PST) Duration: Contract JD: Required experience: 10+ years of experience in technical documentation, with a strong focus on APIs Proven experience documenting REST APIs, endpoints, schemas, authentication, and error handling Strong ability to translate complex technical concepts into clear, structured documentation Experience working alongside engineering and security teams Familiarity with complian

Easy Apply

Third Party

Urgent Opening -MuleSoft API Integration Lead- Remote

Remote

•

Yesterday

Hello Professional, I hope you're doing well. We have a very urgent below position, kindly let us know if you are interested. Position-MuleSoft API Integration Lead with Java SpringBoot , API , Microservices , Location- Remote (East Coast Preferred) Job DescriptionStrong proficiency in MuleSoft building API s using MuleSoftStrong proficiency in Java programming languageExtensive experience with the Spring Boot frameworkShould have hands-on experience in API development, integrating with differen

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Contract

Depends on Experience

API Solutions Developer

Remote or Dover, Delaware

•

Today

Stefanini Group is hiring! Exciting opportunity awaits, let us help you get started! Click Apply now or you may call Rachit Rastogi at +1 or email at for faster processing! Project Summary The API Developer will build and maintain the data services that power the dashboard, ensuring reliable, scalable access to curated datasets and enabling timely updates and future expansion. Purpose and objectivesDesign and implement secure, documented APIs that deliver aggregated dashboard datasets to the W

Easy Apply

Contract

$60 - $64 /hr

API Developer

Remote

•

8d ago

Required Skill: At minimum 7 years experience, Microsoft SQL, RESTful API development: JASON payloads, OpenAPI and Git documentation Experience with Agile/Scrum Methodologies Design and implement secure, documented APIs that deliver aggregated dashboard datasets to the Web Developer. Implement consistent business rules described in the data considerations, including enrollment scope, exclusion rules, and suppression for counts Data domains to support APIs must support all data domains within de

Easy Apply

Third Party, Contract

$65 - $70

Senior ServiceNow API Developer

Remote

•

Today

Join a high-intensity project as a Senior Developer focused on creating custom APIs and front-end widgets on the ServiceNow platform. You will work closely with clients and third-party teams to build connectors that integrate diverse applications. This role demands strong technical skills, clear communication, and dedication. Apply now to take on a challenging and rewarding opportunity. This position offers remote setup with the flexibility to work from any location in Georgia, whether it's yo

Full-time

Sr API Backend Developer

Remote

•

Today

SummaryWe're Concentrix. The intelligent transformation partner. Solution-focused. Tech-powered. Intelligence-fueled. The global technology and services leader that powers the world's best brands, today and into the future. We're solution-focused, tech-powered, intelligence-fueled. With unique data and insights, deep industry expertise, and advanced technology solutions, we're the intelligent transformation partner that powers a world that works, helping companies become refreshingly simple to w

Full-time

USD 92,250.00 - 144,964.00 per year

MuleSoft Developer/API Integration Developer/Enterprise Integration Developer- Remote

Remote or New Jersey

•

Today

Job Summary We are seeking an experienced MuleSoft Integration Developer to design, develop, and support enterprise integration solutions using the MuleSoft Anypoint Platform. The ideal candidate will have strong experience building APIs and integrations to connect cloud and on-premise systems, enabling scalable, secure, and high-performance data and application integrations. This role will work closely with architects, application teams, and business stakeholders to deliver end-to-end integrat

Easy Apply

Contract, Third Party

$DOE

Machine Learning Engineer (Python/SQL/API)

Remote or Addison, Texas

•

Today

Machine Learning Software Engineer (Python/SQL/API) Direct Hire 100% Remote Job Description: The Machine Learning Engineer will be responsible for building machine learning models, data pipelines and python-based backend APIs for our credit risk and fraud prevention decision engine. The ideal candidate has a high level of intellectual curiosity with a desire to understand the business. Responsibilities: Continuous development of our decision engine backend including implementation of new models

Easy Apply

Full-time

Competitive

MuleSoft API Integration Lead with Java & Microservices- Visa Independent

Remote

•

Yesterday

Strong proficiency in MuleSoft building APIs using MuleSoft Strong proficiency in Java programming language Extensive experience with the Spring Boot framework Should have hands-on experience in API development, integrating with different systems using Confluent/Apache Kafka, JDBC, File, HTTP, SOAP/XSD, REST, JSON Understanding of Confluent Platform, Schema Registry, Kafka clusters, topics, partitions, and replication. Knowledge of event-driven architecture, pub/sub patterns, and stream processi

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Contract

Depends on Experience

Backend Developer - Remote. But be within 50 miles of the following cities Wilmington, DE , Baltimore, MD , Charlotte, NC, Dallas, TX , New York, NY , Evansville, IN. Must have Proficiency in Golang and TypeScript; experience with Node.js, Apollo Server, and REST API design, ORMs & Data Modeling: GORM, PrismaORM or TypeORM, AWS/Google Cloud Platform/Azure, JWT/OIDC, TLS, IAM/RBAC, CI/CD, GraphQL federation and Apollo Router.

Remote

•

3d ago

Backend Developer REMOTE. Location: But be withing 50 miles of the following cities Wilmington, DE , Baltimore, MD , Charlotte, NC, Dallas, TX , New York, NY , Evansville, IN * Hands-on senior backend engineer actively writing production code (not architecture-only). * Strong in both Golang and TypeScript (Node.js), with real-world API development experience. * API-first mindset, including GraphQL (Apollo Server, federation/subgraphs) and REST. * Cloud-native experience running services in pro

Easy Apply

Contract, Third Party

Depends on Experience

Python Lead

Hartford, Connecticut

•

4d ago

Position: Senior Python Consultant Location: Hartford, CT Duration: Long term Python Lead: 6-8 years of experience as a Python Developer Strong knowledge of Python programming language and its frameworks (e.g., Django, Flask). Building out APIs using python, Pyspark Worked in a Google Cloud Platform environment Strong data analysis skills

Easy Apply

Contract, Third Party

Data Engineer - SSIS, ETL, Snowflake , API, AWS

Remote

•

Yesterday

Key Skills: SSIS, ETL, Snowflake , API, AWS Must Have: 10+ years of experience working with SSIS Demonstrated experience in leading teams and projects Experience in developing automated testing procedures in the ETL space Proficiency in modernizing SSIS platforms using Snowflake, APIs, and Java Proven experience in integrating with GitHub and managing release processes Strong knowledge of automated deployment and testing tools (GitHub, Jenkins) Nice To Have: Experience in API development Experie

Easy Apply

Contract

Depends on Experience

Sr. C#/.NET Integration Engineer (Apache NiFi/FHIR API's)- 100% Remote

Remote or Hybrid in Dallas, Texas

•

Today

Sr. C#/.NET Integration Engineer (Apache NiFi/FHIR API's) Remote (MST, CST or EST) 6-12-month Contract or Contract to Hire Pay Rate: 75-80/hr (150-160k conversion) A rapidly growing technology-driven organization focused on streamlining how sensitive healthcare 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 operational performance across regula

Easy Apply

Full-time

USD 75.00 - 80.00 per hour

Integration Engineer

East Hartford, Connecticut

•

3d ago

Hi, The following requirement is open with our client. Title : Integration Engineer Location : Hartford, CT Required Qualifications: Key Responsibilities Design and build enterprise integrations Develop APIs and Java microservices Handle error management and performance tuning Work with cloud-native and containerized platforms Key Skills (Must-Have) IBM IIB / ACE IBM MQ, Message Flows ESQL & Java Compute REST APIs, JSON, Open API/Swagger Java, Spring Boot, Microservices MongoDB & RD

Easy Apply

Contract

Depends on Experience

Software Development Engineer in Test (SDET) - Java / REST API / Backend

Remote

•

Today

Full-time

USD 92,250.00 - 95,000.00 per year

Software Development Engineer in Test (SDET) - Java / REST API / Backend

Remote

•

Today

Full-time

USD 92,250.00 - 95,000.00 per year

Open Banking Developer III - C# / API (React Preferred)

Remote or Birmingham, Alabama

•

Today

Open Banking Developer - C# / API (React Preferred) Birmingham, AL (Tues, Wed, Thurs onsite), Atlanta, Charolette (Remote for the time being) 6- month contract to hire Pay Rate: $65.00 - $70.00per hr. Our client is seeking an experienced Open Banking Developer to join a small, collaborative team delivering a new open banking platform. The role is contract-to-hire, with immediate opportunity to contribute to production goals. The ideal candidate is a C# API developer with cloud experience, a

Easy Apply

Full-time

USD 65.00 - 70.00 per hour

API Specialist/ Developer/ Full Stack

Remote

•

4d ago

IKCON TECHNOLOGIES INC delivers exceptional IT services and solutions that provide clients with definite edge over competitors and promoting highest standards of quality. We are currently looking for a API specialists/Developer/Fullstack with one of our clients in Remote. If you are actively looking for opportunities, please send us your updated resume with your contact details. "U.S. Citizens and those authorized to work in the U.S. are encouraged to apply." JOB TITLE API specialists/Developer/

Easy Apply

Third Party, Contract

DevSecOps Engineer/API Security/Remote

Remote

•

Today

A well-known client in the Philadelphia area is hiring for a DevSecOps Engineer for a fully remote (U.S.-based) opportunity with an innovative technology-driven organization focused on building secure, scalable cloud platforms. This is a full-time position supporting modern cloud environments across Azure and AWS, leveraging infrastructure as code, CI/CD pipelines, and security-first engineering practices. You'll work alongside experienced cloud and security professionals to design and protect m

Easy Apply

Full-time

$180000 - $185000

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APIs jobs in Hartford, CT, USA