Tech jobs — page 59 · freehire

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Senior .Net Backend Developer

Open 17d On-siteNorth AmericaFull-timeSenior

Senior .NET backend engineer designing and maintaining scalable C#/ASP.NET Core services, REST APIs, and relational databases (PostgreSQL/SQL Server) that power enterprise-grade applications for an IoT hardware startup, with event-driven messaging, observability, and production reliability work. On-site in Chandler, AZ.

API Api Design Assembly Azure Azure Service Bus +24 skills

Ios Developer

Open 17d North America

Senior iOS developer serving as a technical expert on a large-scale native mobile project for clients, coordinating with product owners, SMEs and onshore/offshore developers to deliver functional, maintainable iOS code. Core stack: Swift, SwiftUI, Objective-C, Xcode, Core Data/Core Animation, RESTful APIs and MVVM/MVP architecture in an agile environment.

Agile API Authentication Cloud Design Patterns +13 skills

Initi8 Recruitment

Ambitious Founding Ios Engineer — Start Up Nyc

Open 17d North America

Founding iOS engineer at an early-stage NYC startup whose platform connects creators with brands: you'd build and scale the consumer iOS app in Swift, shape the mobile architecture, and own features end-to-end alongside the founders, product, design, and backend. On-site five days a week in Financial District, Manhattan.

API iOS MVVM Objective-C REST +2 skills

160K – 225K $

Amtex Systems Inc

Ios Development Lead

Open 17d HybridNorth AmericaContractLead H-1B sponsor history

Long-term contract iOS technical lead role, 4 days onsite in Ashburn, VA. The person develops and maintains native iOS apps, defines engineering standards and architecture, troubleshoots production issues, and mentors developers, working hands-on with Swift, SwiftUI, UIKit, and mobile CI/CD.

API CI/CD Clean Architecture CLI Git +8 skills

COGENT Infotech

Full Stack Developer (.Net Core, Python, React & Azure Openai)

Open 17d HybridNorth AmericaContract H-1B sponsor history

Cogent Infotech is hiring a Full Stack Developer for a 12-month consulting engagement (3 days onsite in White Plains, NY) supporting client projects like NYPA's. Day-to-day work spans .NET Core and Python backends, React/NextJS frontends, and Azure services including App Services, DevOps/GitHub CI/CD, AD/B2C authentication, and Azure OpenAI.

AI API Authentication Azure Azure AD +14 skills

Mitchell Martin Inc.

Full Stack Java Developer /React (Can Do Transfer - No 3rd Party Vendors) - Charlotte,Nc

Open 17d North AmericaContract

Long-term contract (contract-to-hire possible) Full Stack Java Developer role in Charlotte, NC: building distributed applications with core Java (5+ yrs), Spring, React and databases on UNIX/Linux. W2 only — transfers considered, no third-party/C2C vendors; in-person second-round interview required.

Java Linux Spring Unix

Zillion Technologies, Inc.

Sr. Android Developer ---- Locals Only ---- Hybrid Role

Open 17d Europe, North AmericaSenior H-1B sponsor history

Senior Android developer building, maintaining, and enhancing mobile banking applications for a direct banking client, embedded in cross-functional Agile teams with onsite work three days a week in Vienna VA, Pensacola FL, or San Diego CA. Core stack: Kotlin, Java, Android Studio, RESTful APIs, plus unit/UI testing and code reviews.

Accessibility Agile Android API CI/CD +7 skills

80 – 90 $ / hr

Zillion Technologies, Inc.

Ios Developer - Hybrid Role - (In Person Interview Needed)----Locals Only

Open 17d HybridNorth America H-1B sponsor history

Zillion Technologies (staffing firm) is placing an iOS Developer on a long-term project for a direct banking client in Vienna, VA — hybrid, onsite 3 days/week with in-person interviews and locals only. The developer builds, maintains, and enhances mobile banking apps in Swift/Objective-C/Xcode within cross-functional Agile teams at $85/hr W2.

Accessibility Agile Android API CI/CD +7 skills

85 – 85 $ / hr

Zillion Technologies, Inc.

Ios Developer - Hybrid Role ---Locals Only

Open 17d HybridEurope, North America H-1B sponsor history

Long-term contract iOS developer role ($85/hr W2) at Zillion Technologies for a direct banking client in Vienna, VA, hybrid with 3 onsite days per week. The developer builds, maintains, and enhances secure mobile banking apps in Swift/Objective-C with Xcode, working within cross-functional Agile teams.

Accessibility Agile Android API CI/CD +7 skills

85 – 85 $ / hr

Intelliswift - An LTTS Company

Mobile App Developer With Api

Open 17d North America

Develops and maintains Android/iOS mobile applications using Kotlin, Java, Swift, React Native, or Flutter, building and integrating RESTful APIs and third-party services. Collaborates with backend developers, designers, and product teams, using Git, Firebase, Postman, and CI/CD pipelines.

Android API CI/CD Firebase Flutter +11 skills

Android Developer

Open 17d North AmericaContract

Long-term contract role for an Android developer working onsite in Whippany, NJ, building native Android apps in Kotlin and/or Java. Day-to-day work centers on the Android SDK, Jetpack components, MVVM/MVP architecture, RESTful API integration, Material Design, and local databases like Room and SQLite.

Android API Java Jetpack Kotlin +3 skills

Pyramid Consulting, Inc

Mobile Application Developer

Open 17d North AmericaContract H-1B sponsor history

6+ month onsite contract in Bellevue, WA developing mobile applications for both iOS and Android: writing clean code, testing/debugging, implementing UI designs, and integrating apps with backend services. Core tech includes Swift, Objective-C, Java, Kotlin, RESTful APIs, and Git.

AI Android API Git iOS +6 skills

45 – 50 $ / hr

Android Developer

Open 17d North AmericaContract

Job Title: Android Developer Dallas, Pittsburgh, Strongsville, Cleveland, Phoenix, Strongsville Duration: Contract to hire role .....W2 role only.... Skills: Agile Android GIT RESTful (Rest-APIs) Mobile Software…

Agile Android API Api Security Authentication +12 skills

Machina Cognita Technologies

Full-Stack Mobile Developer - Android

Open 17d On-siteNorth AmericaContract

Machina Cognita Technologies is an R&D-driven company specializing in machine learning innovations for government, commercial, and educational applications. We embrace today’s most exciting machine learning…

Android API Computer Vision Containerization Docker +10 skills

Playbook Sports

Ios & Android Developer (React Native)

Open 17d North AmericaFull-time

Playbook Sports is hiring a React Native developer in Hoboken, NJ to build and launch its iOS and Android apps end-to-end — designing features, integrating REST APIs and third-party tools, and deploying via GitHub while collaborating with product, design, and growth on its all-in-one software platform for sports and experience businesses.

Android API GitHub iOS Python +4 skills

Anagh Technologies Inc

Wordpress Developer - React, Graphql

Open 17d HybridNorth AmericaContract H-1B sponsor history

Anagh Technologies, a technical consulting/staffing firm, has 5 urgent openings for a long-term hybrid WordPress Developer contract in Englewood Cliffs, NJ (W2 only, no C2C). The work centers on custom WordPress plugin/theme development in PHP, React/TypeScript front-ends, and GraphQL APIs at scale.

Accessibility Analytics Angular API Api Documentation +18 skills

Visionaryz Inc.

Full Stack Developer - React Native, Java, Ai

Open 17d North America

An experienced full-stack developer building enterprise mobile apps with React Native and web apps with ReactJS, backed by Node.js and Java/Spring Boot services. Day to day involves designing RESTful APIs, implementing secure authentication/authorization (OAuth 2.0, SAML, SSO, IAM), and supporting deployments in production.

AI API API Gateway Api Security Authentication +29 skills

Frontend Developer

Open 17d HybridNorth America

Frontend Engineer building user-facing features for CHAMP's cloud platform that modernizes Motor Vehicle Agency systems, working onsite in Cleveland (4 days/week) in an Agile team. Core stack: React, TypeScript, Redux, MUI, with Jest/Vitest testing and AWS/Docker infrastructure.

Agile API AWS CI/CD Cloud +24 skills

Confidential Stamford

Frontend Developer

Open 17d North AmericaContract

A 12-month contract frontend developer role in Stamford (3 days/week on-site) building web-based UIs with React and TypeScript for data-heavy financial applications, translating product requirements into production-ready interfaces alongside stakeholders.

CI/CD React TypeScript

Lead .Net Developer With React

Open 17d North AmericaFull-timeLead

Theoris, an IT staffing firm, is helping a financial-services client hire a Lead .NET Developer who builds and supports application components using C#/.NET Core with a React front end, leads code reviews, mentors junior engineers, and works with cloud services, SQL/NoSQL databases, and CI/CD in an Agile team.

Agile AWS Azure CI/CD Cloud +13 skills