Backend Developer Jobs in Londonderry, NH

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Javascript Developer

Randstad - Torc

Remote

Contract

We are looking for a Senior JavaScript Developer to join our dynamic team. As a key contributor, you will be responsible for designing, developing, and maintaining scalable and high-performance web applications. You will work with modern frameworks, APIs, and cloud-based services to deliver top-tier software solutions. What you'll do: Design, develop, and optimize web applications using JavaScript, TypeScript, and modern frameworks (React, Angular, Vue.js).Build and maintain scalable, reusable,

Full Stack Engineer

Randstad - Torc

Remote

Contract

We are looking for a highly skilled Full Stack Angular Engineer for a full-time contract. This is a 100% remote role with flexibility to collaborate across Central Time (CT) hours. What You ll Do Design, develop, and optimize web applications using Angular for the frontend and modern backend technologies.Collaborate with backend engineers and product teams to build scalable, efficient solutions.Implement best practices in software architecture, automated testing, and performance optimization.Wor

Senior Backend Engineer - NBA 2K (REMOTE)

2K

Remote or Novato, California, USA

Full-time

At Visual Concepts, we believe great games are made by diverse and empowered teams with a shared passion for play. As one of the world's top game development studios, we have shipped over 100 multi-sku titles to critical acclaim and commercial success. Our teams are independent and ambitious. Our studios in Novato, Irvine, Budapest, Shanghai, Austin, Boise, Seoul and Parksville, Canada are committed to artistry and ground breaking technology, offering top candidates the opportunity to learn and

Senior Software Engineer - Database

VAST Data

Remote

Full-time

Description VAST Data is looking for a Senior Software Engineer to join our growing team! This is a great opportunity to join one of the fastest-growing infrastructure companies in history, an organization that is in the center of the hurricane being created by the revolution in artificial intelligence. Take part in the design and implementation of the internals of the next-generation hugely scalable and highly performant analytical and vector database. "VAST's data management vision is the f

Software Engineer, Backend - Platform

Coinbase

Remote

Full-time

Ready to be pushed beyond what you think you're capable of? At Coinbase, our mission is to increase economic freedom in the world. It's a massive, ambitious opportunity that demands the best of us, every day, as we build the emerging onchain platform - and with it, the future global financial system. To achieve our mission, we're seeking a very specific candidate. We want someone who is passionate about our mission and who believes in the power of crypto and blockchain technology to update the

.Net, C#, C++ Lead Engineer

Photon

Remote

Contract

Greetings everyone, I hope you are staying safe. We are hiring a .Net, C#, C++ Lead Engineer to join our Digital Engineering team. Who are we? For the past 20 years, we have powered many Digital Experiences for the Fortune 500. Since 1999, we have grown from a few people to more than 4000 team members across the globe that are engaged in various Digital Modernization. For a brief 1 minute video about us, you can check ;/u> Job Title: .Net, C#, C++ Lead Engineer Location: Remote Job Description:

Software Engineer (Backend - Java/ Microservices) - National Remote

UnitedHealth Group

Remote or Eden Prairie, Minnesota, USA

Full-time

Optum is a global organization that delivers care, aided by technology to help millions of people live healthier lives. The work you do with our team will directly improve health outcomes by connecting people with the care, pharmacy benefits, data and resources they need to feel their best. Here, you will find a culture guided by diversity and inclusion, talented peers, comprehensive benefits and career development opportunities. Come make an impact on the communities we serve as you help us adv

Senior Software Engineer - Database

VAST Data

Remote or Vancouver, Washington, USA

Full-time

Description VAST Data is looking for a Senior Software Engineer to join our growing team! This is a great opportunity to join one of the fastest-growing infrastructure companies in history, an organization that is in the center of the hurricane being created by the revolution in artificial intelligence. Take part in the design and implementation of the internals of the next-generation hugely scalable and highly performant analytical and vector database. "VAST's data management vision is the f

Full Stack Angular Engineer

Randstad - Torc

Remote

Contract

Full Stack Angular Engineer - Remote (US Candidates) We are looking for a highly skilled Full Stack Angular Engineer for a full-time contract. This is a 100% remote role with flexibility to collaborate across Central Time (CT) hours. What You ll Do Design, develop, and optimize web applications using Angular for the frontend and modern backend technologies.Collaborate with backend engineers and product teams to build scalable, efficient solutions.Implement best practices in software architecture

Sr. Principal Backend Engineer - Data Team - Roon

Harman International

California, USA

Full-time

A Career at HARMAN As a technology leader that is rapidly on the move, HARMAN is filled with people who are focused on making life better. Innovation, inclusivity and teamwork are a part of our DNA. When you add that to the challenges we take on and solve together, you'll discover that at HARMAN you can grow, make a difference and be proud of the work you do every day. About the Role At Harman International, we are leading the charge in revolutionizing music metadata management and discovery.

iOS Software Engineer

Pinterest, Inc.

Remote or San Francisco, California, USA

Full-time

About Pinterest: Millions of people around the world come to our platform to find creative ideas, dream about new possibilities and plan for memories that will last a lifetime. At Pinterest, we're on a mission to bring everyone the inspiration to create a life they love, and that starts with the people behind the product. Discover a career where you ignite innovation for millions, transform passion into growth opportunities, celebrate each other's unique experiences and embrace the flexibility

Digital Technology Product Management Lead Analyst

Citi

Remote or Irving, Texas, USA

Full-time

Citibank, N.A. seeks a Digital Technology Product Management Lead Analyst for its Irving, Texas location. Duties: Develop and test layouts, interfaces, functionality, and navigation menus to ensure compatibility and usability across browsers or devices. Collaborate with web development professionals, such as front-end or back-end developers, to complete the full scope of web development projects. Design and test interfaces that facilitate the human-computer interaction and maximize the usabilit

Java Software Engineer

Randstad - Torc

Remote

Contract

Java Software Engineer (Based in Mexico )We are looking for a Java Software Engineer to join our team! You will be responsible for designing, developing, and maintaining scalable, high-performance backend applications using modern Java technologies. If you are passionate about building robust, cloud-native solutions and working in an agile environment, this is the opportunity for you! ResponsibilitiesDevelop and maintain scalable backend applications using Java 11+.Design and implement RESTful A

Sr Software Engineer - Web

McGraw Hill

Remote

Full-time

Overview Build the Future At McGraw Hill, we are dedicated to delivering digital learning experiences that transform education for learners and educators. Our focus is on creating seamless, impactful products that truly benefit our users while supporting growth and collaboration across teams. We foster a culture that values innovation, teamwork, and a balance between career growth and personal well-being. How can you make an impact? We are a passionate, fast-growing team within McGraw Hill, a

Staff Backend Engineer, Media Foundation

Airbnb

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: Media - images & videos, are critical to the success of Airbnb as it enables guests to make informed bookin

Senior Backend Compiler Engineer

NVIDIA Corporation

Remote or Santa Clara, California, USA

Full-time

We are searching for a Senior Backend Compiler Engineer with experience in LLVM code generation for an exciting and fun role in our GPU Software organization. Our Compiler team is responsible for constructing and emitting the highest performance GPU machine instructions for Graphics (OpenGL, Vulkan, DX) and Compute (CUDA, PTX, OpenCL, Fortran, C++). This team is comprised of worldwide leading compiler engineering experts who provide leading edge performance and capabilities for NVIDIA's current

Lead Java Backend Engineer - Vice President - Tampa FL

Citi

Remote or Tampa, Florida, USA

Full-time

The overall objective of this role is to drive applications systems analysis and programming activities. Responsibilities: Manage one or more Applications Development teams to accomplish established goals as well as conduct personnel duties for team (e.g. performance evaluations, hiring and disciplinary actions)Utilize in-depth knowledge and skills across multiple Applications Development areas to provide technical oversight across systems and applicationsReview and analyze proposed technical s

Engineering Manager II, Generative AI Products

Pinterest, Inc.

Remote or San Francisco, California, USA

Full-time

About Pinterest: Millions of people around the world come to our platform to find creative ideas, dream about new possibilities and plan for memories that will last a lifetime. At Pinterest, we're on a mission to bring everyone the inspiration to create a life they love, and that starts with the people behind the product. Discover a career where you ignite innovation for millions, transform passion into growth opportunities, celebrate each other's unique experiences and embrace the flexibility

Senior iOS Engineer, Families - Cash App

Block Inc

Remote or New York, New York, USA

Full-time

It all started with an idea at Block in 2013. Initially built to take the pain out of peer-to-peer payments, Cash App has gone from a simple product with a single purpose to a dynamic ecosystem, developing unique financial products, including Afterpay/Clearpay, to provide a better way to send, spend, invest, borrow and save to our 50+ million monthly active customers. We want to redefine the world's relationship with money to make it more relatable, instantly available, and universally accessibl

Senior Android Engineer, Families - Cash App

Block Inc

California, USA

Full-time

It all started with an idea at Block in 2013. Initially built to take the pain out of peer-to-peer payments, Cash App has gone from a simple product with a single purpose to a dynamic ecosystem, developing unique financial products, including Afterpay/Clearpay, to provide a better way to send, spend, invest, borrow and save to our 50+ million monthly active customers. We want to redefine the world's relationship with money to make it more relatable, instantly available, and universally accessibl