REST APIs jobs in Austin, TX

Remote or Hybrid in Frisco, Texas

•

Today

Windchill REST API Developer Location: Frisco, TX 75033 or Remote Employment Type: W2 Contract, 12+ Months Sponsorship: Not available. C2C arrangements are not accepted. Job Description Talent Groups is seeking an experienced Windchill REST API Developers to support REST API development, application integrations, and enterprise Product Lifecycle Management (PLM) initiatives. This role is ideal for developers with hands on PTC Windchill experience and a strong background in REST API development,

Easy Apply

Contract

65 - 75

Salesforce Developer

Austin, Texas

•

9d ago

SummaryJob Title: Salesforce Developer Location: Austin, TX Duration: 8 Months Bill Rate: $75/hour Job Type: C2C/1099 Contract Client: To Be Discussed Later Work Authorization: USCGCH-1BOPT-EADGC-EADJob Description: Our client is seeking Salesforce Developer to support mission-critical child welfare applications and the next-generation Comprehensive Information System. The selected consultant will work as part of the development team responsible for maintaining existing custom Salesforce applica

Easy Apply

Contract

Backend Software Engineer (In-person interviews)

Austin, Texas

•

7d ago

Location: Austin, TX (Local candidates who can go for in-person interviews) Responsibilities: Design, develop, and maintain robust backend services using .NET Core and C#, focusing on high-performance, scalable applications that support client's innovative products.Build and optimize RESTful APIs to enable seamless integration between services, frontend applicationsWrite efficient SQL queries in MySQL to manage complex data operations, ensuring data integrity and performance in large-scale envir

Easy Apply

Contract

Depends on Experience

Full Stack Developer with strong front end

Austin, Texas

•

8d ago

Job Title:Lead Fullstack Developer with strong Frontend Location:Austin, TX Duration:Long Term Contract Interview : F2F Job Description : Strong proficiency in HTML5, CSS3, React and JavaScript/TypeScript. Expertise of responsive and mobile-first web development. Extensive knowledge of working with REST APIs and JSON. Familiarity with Git and modern development workflows. Knowledge of web performance optimization and accessibility. Strong understanding of browser behavior and debugging tools.

Easy Apply

Contract, Third Party

Depends on Experience

.NET Backend Developer

Austin, Texas

•

7d ago

Role: .NET Backend DeveloperLocation: Austin, TX , CA 5 days onsite Interview: Code Test + Video Interview + In person interview at Client office.NOTE: NO H1B Candidates because the position is on W2 and 1099Responsibilities: Contribute to the complete software development lifecycle for applications, ensuring that all projects are delivered on time and meet high-quality standardsDesign, develop, and maintain full stack web applications, utilizing.NET Core, C#Collaborate with cross-functional te

Easy Apply

Contract

Depends on Experience

GIS Developer

Austin, Texas

•

Today

DirectClient: Texas Department of Transportation(TXDOT) Solocitation#SCTASK1687046 Title: GIS Developer Location: 6230 E Stassney Ln, Austin, TX 78744 Duration: 12 Months with possible extension Last date for submission: October 28, 2026(2.00 PM CST) Important Note: Position will be 100% Onsite. Candidates must relocate to Texas before start date. Job Description This position will serve as a GIS Developer of custom and COTS GIS Applications and Systems. The work involves, planning, developing,

Easy Apply

Contract, Third Party

Depends on Experience

Planisware Technical Architect

Hybrid in Austin, Texas

•

Yesterday

Title: Planisware Technical Architect Duration: 7+ Months Work Location: Hybrid / Warren MI / Austin TX Chance for an extension this position is contract to hire direct Top 3 Skills: 1. Programming Skills 2. Familiar with Relational databases- SQL, etc 3. Java, JavaScript Education Requirement: High School Diploma required, Bachelors preferred Years of experience: 8 years of experience Planisware experience required Planisware enterprise required Position Overview: Client is seeking a highly s

Easy Apply

Contract, Third Party

70 - 75

Automation Test Lead

Austin, Texas

•

3d ago

Automation Test Lead Location: Austin, TX / San Diego, CA Duration: 12 Months Experience: 8+ Years Job Summary We are seeking an experienced Automation Test Lead to drive test automation strategy, lead hands-on automation development, and support release management for enterprise applications. The ideal candidate will have strong expertise in Playwright, Selenium, TypeScript, API testing, Python programming, and CI/CD pipelines, along with experience migrating automation frameworks from Seleni

Easy Apply

Contract, Third Party

$50 - $53

SnapLogic Integration Developer

Remote

•

6d ago

SnapLogic Integration Developer Duration :6 months to 1 year 100% remote work Need to support PST time zone Required Skills 38 years of experience in Enterprise Application Integration (EAI). Strong hands-on experience with SnapLogic platform. Experience in developing SnapLogic pipelines and Ultra Pipelines. Strong understanding of REST APIs, SOAP Web Services, JSON, XML, and JDBC. Experience with SQL and relational databases (Oracle, SQL Server, PostgreSQL, MySQL). Knowledge of ETL/ELT concept

Easy Apply

Contract, Third Party

$75 - $85

Ruby on Rails || Long Term Contract || Austin or Sunnyvale

Austin, Texas

•

3d ago

Job Description: -RoR beyond REST APIs -Background processes/Asynchronous processes -Metaprogramming -Active Records & Database callbacks -Handling large chunks of data -Polyglot systems -Integrations and System Interactions -General understanding of Enterprise scale RoR

Easy Apply

Contract

Depends on Experience

Senior .Net Developer (Angular)

Austin, Texas

•

7d ago

Job Title: : Senior .Net Developer (Angular) Location: Austin,TX (Day 1 onsite Hybrid 3 days a week in office) Duration: Long Term Contract Experience: 10+ years of software development experience with a proven track record in enterprise applications. 4+ years of experience in designing and deploying high-scale application systems. Core Technical Skills: C#/.NET Development: Proficient in developing APIs (REST/SOAP). Must have Angular experience MongoDB Development: Expert-level experience. Clo

Easy Apply

Contract, Third Party

Depends on Experience

Quality Analyst

Remote

•

2d ago

Senior Quality Analyst / QA TesterLocation: Remote, USA Experience: 7+ Years Contract: 612 Months Visa: OPT, STEM OPT, (subject to client approval) Job Description: We are seeking an experienced Quality Analyst to ensure software applications meet business requirements and quality standards through comprehensive testing and defect management. Responsibilities Review business requirements and identify test scenarios. Develop test plans, test cases, test scripts, and test data. Perform functiona

Easy Apply

Contract

Depends on Experience

Technical Java Lead

Remote

•

Yesterday

Company Profile Blackstraw.ai is an end-to-end technology services company specializing in Artificial Intelligence (AI) and Engineering solutions across Data Science, Data Engineering, LLM/GenAI and LLMOps. Founded in 2018, we help global enterprises across North America, Europe and Asia to build and operationalize AI systems that create measurable business impact. Our mission is to make AI adoption simpler, faster and scalable through a blend of deep domain expertise, reusable accelerators and

Easy Apply

Full-time

Depends on Experience

Java Developer

Remote

•

7d ago

Job Title : Junior & mid level Java developer Role: Java Developer Experience: 4-7 Years Employment Type: Contract Job Location: Remote Job Description: We are looking for a Junior Java Developer with 4-7 years of experience to join our development team. The ideal candidate should have hands-on experience in Java, Spring Boot, Microservices, and Angular, with a passion for building scalable and high-quality applications. Key Responsibilities: * Develop and maintain Java-based applications usi

Easy Apply

Contract

Depends on Experience

Mulesoft Developer

Remote or Aurora, Illinois

•

Today

Job Title : MuleSoft Developer Duration : Long Term Contract Location : Remote Primary Skill: MuleSoft Job Description Mulesoft Developer with extensive experience in integrating with REST APIs provided by 3rd party systems using standard HTTP connectors. Also experience working with financial and workflow systems would be helpful. Permit experience ideal (CEQ accelerator preference)

Easy Apply

Third Party, Contract

Senior Programmer (C# .Net)

Remote or Hybrid in Los Angeles, California

•

Today

Job Title: Senior C# .NET Developer Remote Duration: 12 Months Skills Required The Senior Programmer will possess knowledge and experience in applications software development principles and methods sufficient to participate in the design, development, testing and implementation of new or modified applications software; operating systems installation and configuration procedures; organization's operational environment; software design principles, methods and approaches; principles, methods and

Easy Apply

Third Party, Contract

Lead .NET Developer - Salesforce Integration

Remote

•

7d ago

Role: Lead .NET Developer - Salesforce Integration Location: Remote Duration: 6 Months Overview: We are seeking a hands-on Lead .NET Developer to build applications and integrations across Salesforce, internal platforms, and third-party systems. The ideal candidate has strong software engineering fundamentals and experience delivering reliable integrations in production. Key responsibilities Design and develop applications, services, and APIs using C# and .NET. Build integrations between Sa

Easy Apply

Contract, Third Party

$50 - $55

Mid-Level Full Stack Developer

Remote

•

23d ago

Mid-Level Full Stack Engineer, Remote NO THIRD PARTY RECRUITERS Contract; Potential Contract to Hire100% Remote Must be able to obtain a US Federal government client badge and pass a government background investigation.NO THIRD PARTY RECRUITERS PLEASE! CANDIDATES MUST BE SELF-REPRESENTED.Description We are seekinga Mid-Level Full Stack Engineer to help build, enhance, and support cloud-based applications and data solutions across the front end, back end, and database layers. Working closely wit

Easy Apply

Contract

Depends on Experience

Senior Java Full Stack Developer with ReactJS Experience-6 Months Contract-Remote opportunity-Direct Customer

Remote

•

Yesterday

Greetings from Accion Labs,Our direct Client is looking for Senior Java Full Stack Developer with ReactJS Experience-6 Months Contract-Remote opportunity-Direct CustomerPrimary Skills : Java, Spring Boot, ReactJS, SQL, Kafka, REST API, AI exposure.Required Qualifications:Bachelor's or Master's degree in Computer Science, Engineering, or a related field.7+ years of professional software development experience, including strong full-stack development experience.Strong hands-on proficiency in Java

Easy Apply

Third Party, Contract

Depends on Experience

Boomi developer

Remote

•

7d ago

Exp range to 5-8 Must-Have Skills BOOMI development and Solution design Strong Experience in MW BoomiStrong experience in Google Apigee API Platform (Edge/X), including API proxy development, API products, developer portals, and API lifecycle management and KAFKA.Hands-on expertise in designing, developing, securing, and deploying RESTful APIs and SOAP services, with strong knowledge of JSON, XML, OpenAPI/Swagger, and web service standards.Hands-on expertise with middleware and file transfer

Easy Apply

Contract

Depends on Experience

REST APIs jobs in Austin, TX, USA