React.js Jobs in Massachusetts

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Full Stack Developer - Backend / API Development

Zachary Piper Solutions, LLC

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Remote

Full-time

Piper Companies is looking for a Full Stack Developer - Backend / API Development to join a strategic global organization a fully remote role working EST / CST hours. The ideal Full Stack Developer - Backend / API Development will design and build scalable backend services while contributing to frontend development efforts. Responsibilities for Full Stack Developer - Backend / API Development: Build and maintain robust, scalable RESTful APIs using Python to power core platform features Collab
Posted 24 days ago | Updated 19 days ago

Senior/Lead Full Stack Developer

iSpace, Inc

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Remote

Contract

JOB DETAILS: Title: Senior/Lead Full Stack Developer with AI Location: Remote Work (PST work hours - Team is based out in Los Angeles, CA) Type: 12 24 plus months contract (long term - extendable) Job Description: Seeking a Lead Full Stack Developer that can develop large scale enterprise applications using React.js for front-end, Node.js for API s & MySQL for backend. Along with Kubernetes experience, and experience working with offshore development team. Experience with designing and implemen
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Posted 60+ days ago | Updated 18 days ago

Business Intelligence Developer

Sun Technologies,Inc.

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Remote

Contract

Pay Range: $70 - $75/hr. The pay rate may differ depending on your skills, education, experience, and other qualifications. Featured Benefits: Medical Insurance in compliance with the ACA.401(k).Sick leave in compliance with applicable state, federal, and local laws.Must Have: Advanced SQLAWS - AthenaAWS-S3RedShiftTableau Desktop (v2021 forward)Tableau Server (v2021 forward)Nice To Have: AWS - EMR/SparkAWS - LambdaAWS - SNS/SQSReact.jsTableau API IntegrationProfile:80 - tech abilities / 20 - sof
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Posted 12 days ago

UX Engineer

Zachary Piper Solutions, LLC

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Remote

Full-time

Piper Companies is seeking a UX Engineer for an established tech organization. This is a full-time/direct hire opportunity. This role is 100% REMOTE (must live in the United States). Responsibilities Lead front-end development on high-impact projects, including LMS migrations and custom content platforms. Collaborate with cross-functional teams including PMs, architects, and designers to deliver turnkey and agile solutions. Contribute to UX design and user interaction strategies. Participate in
Posted 30 days ago | Updated 19 days ago

Lead Backend Engineer / Python

Motion Recruitment Partners, LLC

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Boston, Massachusetts, USA

Full-time

We are currently working with a company In the Finance industry that is creating AI powered tools to improve supply chains across millions of private businesses in the US. Their products help their users enable financial strategy, automate payments workflows, and receiving/analyzing real time supply chain insights. They are looking for a Staff Level Python Engineer to join their team and help expand their product offering from a high level. A major aspect of this role will involve spearheading t
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Posted 33 days ago | Updated 2 hours ago

Senior iOS Developer

Stanley Black and Decker

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Remote

Full-time

Sr. IOS Developer- Construction Technology Addison, Illinois United States Come make the world and accelerate your success. It takes great people to achieve greatness. People with a sense of purpose and integrity. People with a relentless pursuit of excellence. People who care about making things better For Those Who Make The World . Sound like you? Join our top-notch team of approximately 48,000 diverse and high-performing professionals globally who are making their mark on some of the world's
Posted 4 days ago | Updated 5 hours ago

Senior Full-Stack Engineer, Reservations and Additional Products

Airbnb

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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 Reservations and Additional Products team owns the storage and alteration of core Reservation data that
Posted 21 days ago | Updated 5 hours ago

.Net Architect /Consultant (Part Time)

Newt Global

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Remote

Part-time

Title:- .Net Architect /Consultant Location:- Irving TX (REMOTE) Contract Type: Part Time Description Key Responsibilities: Architectural Leadership Design and implement scalable, secure, and maintainable software architectures using .NET technologies ( Core, .NET Framework). Define and enforce best practices, coding standards, and development processes to ensure high-quality deliverables. Provide end-to-end technical leadership on architecture, design, and implementation of full-stack solution
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Posted 45 days ago | Updated 5 days ago

fullstack developer-IAC

When I.T. Matters LLC

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Remote

Contract

NO 3RD PARTIES AT ALL AND ANY THAT DO NOT RESPECT MY REQUEST WILL BE BLOCKED. PLEASE RESPECT MY REQUEST IN SHORT IF YOU ARE A SKILLED FS ENGINEER THAT CAN HELP MY CLIENT WITH APPLICSTIONS WRITTEN IN TYPESCRIPT USING JS FRAMEWROK, A SUPERB PROBLEM SOLVER WITH EXCELLENT COMMUNICATION SKILLS AND CAN FIND SOLUTIONS QUICKLY. PLEASE DO APPLY- THIS IS A RIGHT-2-HIRE OPPORTUNITY 100% USA ONLY REMOTE- WE WILL PAY YOU ON A 1099- Full Stack Developer Seeking a Full Stack Developer to build modern, scalable
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Posted 22 days ago | Updated 4 days ago

Technical Lead

Shimento, Inc.

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Remote

Contract

Job Title: Technical Lead Remote: Travel Required up to 70%. We are looking for a hands-on Technical Lead with a strong background in web services and server-side development. The ideal candidate will analyze business requirements, interact with cross-functional business teams, contribute to solution design, and play a pivotal role in core application development. This role involves building and scaling real-time, high-traffic enterprise applications, as well as designing robust backend infrastr
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Posted 14 days ago | Updated 2 days ago

Software Engineer 4 - TV Product UI

Netflix, Inc.

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Remote

Full-time

Netflix is one of the world's leading entertainment services, with over 300 million paid memberships in over 190 countries enjoying TV series, films and games across a wide variety of genres and languages. Members can play, pause and resume watching as much as they want, anytime, anywhere, and can change their plans at any time. TV Product engineers deliver novel product features on Netflix's flagship TV application to help members discover and connect with stories they'll love. We partner with
Posted 23 days ago | Updated 5 hours ago

Senior Full Stack Engineer

LanceSoft Inc.

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Remote

Contract

Title: Fullstack Engineer Location: Remote Pay Range: $70-80/hr on W2 Seeking an experienced Senior Full Stack Software Engineer. This role involves developing and maintaining robust cloud-native solutions with strong emphasis on AWS serverless architecture, data integration, and API management. The candidate will contribute to complex software development, integration with ERP systems (especially Workday), and automation of high-frequency data services. Core Responsibilities Design, develop, an
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Posted 23 days ago

Senior Frontend Engineer - MTS1

eBay Inc.

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Remote or Portland, Oregon, USA

Full-time

At eBay, we're more than a global ecommerce leader - we're changing the way the world shops and sells. Our platform empowers millions of buyers and sellers in more than 190 markets around the world. We're committed to pushing boundaries and leaving our mark as we reinvent the future of ecommerce for enthusiasts. Our customers are our compass, authenticity thrives, bold ideas are welcome, and everyone can bring their unique selves to work - every day. We're in this together, sustaining the futur
Posted 9 days ago | Updated 5 hours ago

Lead Frontend Engineer (Web)

eBay Inc.

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Remote or Portland, Oregon, USA

Full-time

At eBay, we're more than a global ecommerce leader - we're changing the way the world shops and sells. Our platform empowers millions of buyers and sellers in more than 190 markets around the world. We're committed to pushing boundaries and leaving our mark as we reinvent the future of ecommerce for enthusiasts. Our customers are our compass, authenticity thrives, bold ideas are welcome, and everyone can bring their unique selves to work - every day. We're in this together, sustaining the futur
Posted 9 days ago | Updated 5 hours ago

Sr. Software Engineer- UI (Hybrid MSP)

Cargill

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Remote or Wayzata, Minnesota, USA

Full-time

Cargill's size and scale allows us to make a positive impact in the world. Our purpose is to nourish the world in a safe, responsible and sustainable way. We are a family company providing food, ingredients, agricultural solutions and industrial products that are vital for living. We connect farmers with markets so they can prosper. We connect customers with ingredients so they can make meals people love. And we connect families with daily essentials - from eggs to edible oils, salt to skincare,
Posted 5 hours ago

Senior Developer Telecom & Unified Communications Integration-Remote

Cyber Sphere LLC

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Remote

Contract

Title -Senior Developer Telecom & Unified Communications Integration Location-Remote Duration Contract Job Description: Note - It s not a specific project Per se. It s a hodgepodge of custom integration request from the various lines of business within the Org. Someone with Developer skills set with experience doing contact center or unified communication integrations. Telephony, Cisco, etc More Developer than Telephony Key Responsibilities: Design, develop, test, and debug robust applications
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Posted 4 days ago

Software Engineering Senior Advisors- Hybrid

Cigna

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Remote or Miramar, Florida, USA

Full-time

The job profile for this position is Software Engineering Senior Advisor, which is a Band 4 Contributor Career Track Role with MD Live, Inc. Responsibilities- Develop software project solutions on the server or client side.Write new features with high quality tests.Review legacy code and refactor it as necessary.Conduct regular code reviews to improve code quality, design, and tests.Complete application development by coordinating requirements, schedules, and activities.Troubleshoot development
Posted 10 days ago | Updated 5 hours ago

Staff Software Engineer - UI and Interactions (Full-Stack)

Discord Inc.

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Remote

Full-time

Discord is used by over 200 million people every month for many different reasons, but there's one thing that nearly everyone does on our platform: play video games. Over 90% of our users play games, spending a combined 1.5 billion hours playing thousands of unique titles on Discord each month. Discord plays a uniquely important role in the future of gaming. We are focused on making it easier and more fun for people to talk and hang out before, during, and after playing games. Join our team as
Posted 1 day ago | Updated 5 hours ago

Frontend Software Engineer - SE3

eBay Inc.

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Remote or Portland, Oregon, USA

Full-time

At eBay, we're more than a global ecommerce leader - we're changing the way the world shops and sells. Our platform empowers millions of buyers and sellers in more than 190 markets around the world. We're committed to pushing boundaries and leaving our mark as we reinvent the future of ecommerce for enthusiasts. Our customers are our compass, authenticity thrives, bold ideas are welcome, and everyone can bring their unique selves to work - every day. We're in this together, sustaining the futur
Posted 9 days ago | Updated 5 hours ago

Lead AI Data Scientist

Arch Systems, LLC

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Remote

Full-time

Role: Lead AI Data Scientist Company: Arch Systems Client: Federal Engineering Agentic Intelligence Across Federal Missions Location: Remote / Hybrid Type: Full-time | Contract | W2 or 1099 Level: Senior / Principal Note: Prior experience working with a U.S. Federal agency is mandatory. Candidates without this experience will not be considered. About the Role Arch Systems is seeking a Lead AI Data Scientist to serve as both a technical architect and delivery leader across its growing po
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Posted 24 days ago | Updated 23 days ago