backend developer jobs in londonderry, nh

Remote

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Today

About the team & opportunity We are seeking a Senior Backend Engineer to help design and build our next-generation AI Platform. As a key member of our Engineering team, you will drive the development of highly scalable, reliable, and performant backend systems that power AI services for end users and product teams. You will collaborate closely with ML engineers, product managers, and other cross functional partners to architect tools and services that accelerate our AI capabilities. A day in th

Full-time

USD 182,000.00 - 273,000.00 per year

ReactJS Lead Developer

Remote

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5d ago

ReactJS Lead Developer Remote Responsibilities: React Development: Build and maintain reusable UI components using React and its ecosystem (e.g., hooks, state management). Leading a team of developers and peer code review. UI Implementation: Translate UI/UX designs and wireframes into clean, efficient, and maintainable code using HTML, CSS, and JavaScript/TypeScript. State Management: Implement and manage application state effectively using libraries like Redux, Context API, or other state mana

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Third Party, Contract

Depends on Experience

Front-End Developer

Remote or Oregon

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18d ago

About this Position: Job Title: Front-End Developer Responsibilities: Develop responsive, accessible user interfaces for web-based assessment, instructional, and professional development platforms. Build and maintain front-end components using Vue.js, adhering to the latest best practices and compatibility standards. Ensure cross-browser and cross-platform functionality, including support for Windows, macOS, Chromebooks, and iPads. Implement WCAG 2.0 Level AA accessibility features, such as scre

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Full-time, Third Party

Principal Cybersecurity Engineer

Remote or Hybrid

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13d ago

Job Summary (List Format): - Lead the design and implementation of secure, scalable, and high-performance cloud-based systems. - Architect and develop backend systems using Rust (Tokio, Actix, Axum, Rocket) and Scala (Akka, ZIO, Cats, Play). - Ensure secure execution environments utilizing WebAssembly (WASM). - Employ extensive AWS services (Lambda, ECS, S3, API Gateway, CloudFront, DynamoDB, GuardDuty, WAF, Security Hub, KMS) for cloud infrastructure and security. - Implement and enforce AP

Third Party

$70-80

Sr Software Engineer

Lowell, Massachusetts

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Today

Company Overview With 80,000 customers across 150 countries, UKG is the largest U.S.-based private software company in the world. And we're only getting started. Ready to bring your bold ideas and collaborative mindset to an organization that still has so much more to build and achieve? Read on. At UKG, you get more than just a job. You get to work with purpose. Our team of U Krewers are on a mission to inspire every organization to become a great place to work through our award-winning HR tec

Full-time

USD 99,800.00 - 143,450.00 per year

Data Solutions Backend Lead Developer

Remote or Jersey City, New Jersey

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Today

Data Solutions - Backend Lead Developer (Vice President) - Hybrid The Backend Lead Developer (Applications Development Technology Lead Analyst - C13) is a senior level position responsible for establishing and implementing new or revised application systems and programs in coordination with the Technology team. The overall objective of this role is to lead applications systems analysis and programming activities. Responsibilities: Partner with multiple management teams to ensure appropriate in

Full-time

USD 142,320.00 - 213,480.00 per year

Lead React Developer

Remote

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4d ago

Lead, mentor, and manage a team of React developers, fostering a culture of collaboration and continuous improvement. Architect, design, and develop high-quality, scalable, and maintainable web applications using React.js. Spearhead the development of complex, interactive user interfaces, leveraging your expertise in React Flow. Collaborate closely with product managers, UI/UX designers, and backend engineers to translate requirements and designs into robust technical solutions. Establish and en

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Contract

Depends on Experience

Frontend React Architect

Remote or Illinois

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5d ago

Role: Frontend React Architect Location: Remote Position Duration: 12+ Months Looking for highly skilled and experienced React Architect with a strong hands-on background in frontend development. Key Responsibilities: * Define and own the architecture of complex React applications. * Design and implement reusable component libraries using functional components and Hooks. * Collaborate with product managers, designers, and backend engineers to deliver high-quality solutions. * Lead code rev

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Third Party, Contract

BE Software Engineer

Remote

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Today

Backend Software Engineer W2 Contract Salary Range: $124,800 - $145,600 per year Location: Austin, TX - Remote Role Requirements and Qualifications: 3-4+ years of backend development experience in Python and/or Java Proven track record of building platforms or adding features to backend services Experience developing large-scale web applications or platforms that serve other teams (e.g., REST services, backend architecture). Bachelor's degree in Computer Science Preferred Qualifications: Ex

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Contract

$60 - $70 per hour

Sr. Backend Software Engineer, Fleetnet

Remote or Palo Alto, California

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Today

Come join a small team of experts building the systems that connect Tesla and our customers to their cars. Companies have talked for years about a future of "connected cars." At Tesla, we're at the forefront of innovation by providing a complete suite of rich backend services to our exponentially growing fleets. The team specialized in IoT communication is in charge of every remote interaction with the vehicles (remote control, remote diagnostic, vehicle fleet telemetry for self-learning Autopi

Full-time

USD 140,000.00 - 252,000.00 per year

Golang Software Engineer II / Remote / Atlanta, GA

Remote or Atlanta, Georgia

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Today

My team is partnered with a major software consulting firm that is hiring a Golang Engineer II for a remote contract-to-hire role. You'll join a high-impact team supporting a large enterprise client on a greenfield development project, building new backend services from the ground up using Go. This is an exciting opportunity to contribute to the design and architecture of a modern platform from day one, working closely with experienced engineers in a fast-paced, collaborative environment. There

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Full-time

60/hr - 65/hr

Guidewire Digital Developer

Remote

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13d ago

Role: Guidewire Digital Developer Remote- Long Term Experience : 12 to 15 years Exciting Opportunity for Guidewire Digital Developer Are you ready to take your career to the next level and work on innovative, high-impact projects? We are seeking an experienced Guidewire Digital Developer to join our dynamic team! If you have a passion for developing cutting-edge digital portals and want to work with the latest technologies, this is the perfect opportunity for you. Key Skills & Experience: 12 to

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Full-time, Third Party

Depends on Experience

React JS Lead Developer

Remote

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3d ago

Hi, We are Photon, one of the world's largest Digital Platform Engineering company providing a combination of Strategy Consulting, Creative Design and Technology Services to a wide range of customers. We work with 40% of the Fortune 100 companies. And, we have a repertoire of niche products and experiences that we have designed and built for businesses to fully empower their digital transformation. Check out our video at Job Description:React JS LeadRemoteHealthcare Client Key Responsibilities:

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Contract

Depends on Experience

IOS Mobile Architect

Remote or New York

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Yesterday

Job Description iOS Technical Lead Key Responsibilities Lead the design, development, and deployment of high-quality native iOS applications. Collaborate with product managers, designers, and backend engineers to define and deliver mobile solutions. Architect scalable, maintainable, and reusable codebases following industry best practices. Mentor and guide junior developers, conduct code reviews, and enforce coding standards. Own the technical roadmap for iOS development and align it with busine

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Contract

iOS Developers | Remote | Only W2

Remote

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5d ago

Position: iOS Developers Location: 100% Remote (EST time zone) Contract Duration: 6 Month + Contract Qualifications: 5+ years of experience in native iOS developmentStrong proficiency in Swift, with knowledge of Objective-C a plusExperience working with UIKit, CoreData, and SwiftUI (as applicable)Familiarity with RESTful APIs, JSON, and integrating backend services into mobile appsExperience with Xcode, mobile CI/CD, and app deployment to the App StoreSolid understanding of Apple s Human Interfa

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Full-time

Depends on Experience

Senior Backend Engineer (Remote) - Gen AI

Remote or Washington, District of Columbia

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14d ago

100% remote role working at a Series A AI startup! This Jobot Job is hosted by: Brandon Bays Are you a fit? Easy Apply now by clicking the "Apply Now" button and sending us your resume. Salary: $175,000 - $210,000 per year A bit about us: Location: 100% remote any time zone in the US (preference for EST or CST but flexible) Compensation: $175-210K base salary + equity Employment Type: Full-time We are working with a Series A LegalTech AI startup that's making major strides in modernizing ent

Full-time