Backend jobs in Wilmington, DE

Remote or Maumee, Ohio

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Today

Job Summary: The Senior Back-End Software Developer will be responsible for designing and developing scalable, secure, and high-performance back-end web-based applications and services, including maintenance, testing, and debugging. In addition to development, this individual will collaborate with a team of developers and occasionally assist junior developers in all facets of software development. Job Goals: Contribute to all stages of the software development lifecycle, from feasibility, soluti

Sponsored

Full-time

Compensation information provided in the description

Senior Lead Backend Engineer

Remote or Cincinnati, Ohio

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Today

About the Role At Technology, we're building the software that powers one of the largest retailers in the world. Every day, millions of customers rely on our digital experiences while hundreds of thousands of associates depend on our technology to efficiently fulfill orders and serve customers.We're looking for a Senior Backend Engineer to help build and scale the large-scale distributed systems behind our fulfillment platforms. This is a hands-on engineering role for someone who enjoys complex

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Contract, Third Party

USD65 - USD75

Engineering Manager / Java / Spring / Backend

Philadelphia, Pennsylvania

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Today

A well-established software company is hiring an experienced Engineering Manager to lead a team of backend software engineers. This is a people-first leadership role with a strong emphasis on team development, delivery execution, and cross functional collaboration. You will serve as primary point of accountability for midsized backend engineering teams while partnering closely with product and architecture stakeholders, to drive technical outcomes. This role is full-time, 5 days onsite. Required

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Full-time

$135000 - $155000

AWS Backend Engineer

Malvern, Pennsylvania

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Today

Job Title: AWS Backend Engineer (Java/Go) Location: Malvern, PA Employment Type: Full-Time / Contract Job Summary We are seeking an experienced AWS Backend Engineer with strong expertise in Java and Go to build and support scalable, event-driven cloud applications. The ideal candidate will have hands-on experience with AWS serverless technologies, messaging services, data processing frameworks, and modern backend development practices. Key Responsibilities Design, develop, and maintain backen

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Contract, Third Party

BackEnd Developer - Healthcare

Remote or Natchitoches, Louisiana

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Today

job summary: ROLE AND RESPONSIBILITIES ? Collaborate with cross-functional teams to define, design, and ship new features. ? Conduct code reviews and provide constructive feedback via Pull Requests (PRs). ? Implement backend functionalities and business logic to support the business processes, ensuring accuracy and compliance with regulatory requirements. ? Works independently and within a team on special nonrecurring and ongoing projects. ? Optimize applications for maximum speed and sca

Contract

USD70 - USD81

Java Backend Developer | Wilmington, DE & Omaha, NE (5 Days Onsite) | Contract W2

Wilmington, Delaware

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9d ago

Job Title:Java Backend Developer Location:Wilmington, DE & Omaha, NE(5 Days Onsite) Duration: long term Type: Contract W2 Experience: 7+Yrs Job Description: Skills:Java Backend, K8 Microservices, REDIS,Memcache Leadsmodernization and operational management of database infrastructure supporting global commerce, payments, and multi-tenant merchant workloads. Java / Spring Boot microservices Kubernetes & container orchestration Redis /Memcachedistributed caching REST APIs & event-dr

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Third Party, Contract

$50 - $53

Backend Developer - HIT

Remote or Natchitoches, Louisiana

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Today

Contract

USD70 - USD81

Senior Backend Engineer // Fully Remote // TypeScript Node.JS

Remote

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Today

A fast-growing B2B infrastructure platform is expanding its engineering team and looking for a Senior Backend Engineer to join one of its most critical and high-velocity teams. This is a full-time, 100% remote opportunity built around a TypeScript, Node.js, and Nest.js stack, with microservice architecture at the core. The platform powers real-time services for a rapidly growing merchant base and operates at meaningful scale. EST hours are required. This team owns more services than any other i

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Full-time

$170000 - $200000

Senior Java Backend Developer

Remote

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2d ago

Job Title: Senior Java Backend Developer Location: Remote Candidate must be from LATAM Job Overview: We are looking for an experienced Senior Java Backend Developer to design, develop, and maintain scalable, high-performance backend applications and distributed systems. The ideal candidate will have strong hands-on experience with Java, Spring Boot, REST APIs, microservices, SQL/NoSQL databases, messaging systems, AWS, Docker, and Kubernetes, along with a solid understanding of data structures,

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Third Party

Backend Software Engineer (Platform)

Remote

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Today

Backend Software Engineer (Platform) W2 Contract Pay Rate: $60 - $70 per hour Location: Cupertino, CA - Remote Role Job Summary: We are looking for a strong Senior Software Engineer with experience in data engineering concepts to support our data platform initiatives. This role is best suited for someone who has solid backend engineering fundamentals and can work independently on data-related systems, pipelines, and services. Duties and Responsibilities: Design, build, and maintain backend

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Contract

$60 - $70 per hour

Lead Backend Java Engineer (Kotlin)

Remote

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18d ago

About Evolutyz Corp: Evolutyz Corp, a vibrant, award-winning, woman-owned IT consulting firm headquartered in Naperville, IL. We are passionate about innovation and committed to driving business transformation with our custom technical solutions. As a certified MBE enterprise, we promote a diverse and inclusive work environment where your ideas are valued. At Evolutyz, youll find the perfect opportunity to grow your career, make an impact, and collaborate with a team that supports your professio

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Full-time

60 - 70

.Net Backend Developer with COTS products & Production support

Remote

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18d ago

HelloAll, Hope you are doing well, Title: .Net Backend Developer with COTS products & Production support Location: Remote Duration:12+ Months Responsibilities: Work with Product teams to develop highly scalable, flexible and resilient software solutions to accelerate the delivery timeline of our solutions.Partner with our system architects and product owners to re-architect our products to enable deployment on server less containerized cloud frameworks.Key participant in the development and tr

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Contract

50 - 60

Sr Backend Engineer (Python)

Remote

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5d ago

Role 1: Senior Backend Engineer Level: Senior (8+ years) Working hours: Minimum 5 hours overlap with US Pacific business hours Position Summary This engineer will build and operate the backend services behind CLIENTs AI features - the APIs, retrieval paths, and data layers that turn a model call into a product our customers can rely on. This is hands-on delivery work on a small team: the engineer owns services end to end, from schema and endpoint design through deployment and production behavior

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Contract

50 - 70

.Net Backend Developer with Azure

Remote

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4d ago

Role: .Net Backend Developer Location: East Hartford, CT (REMOTE) Relevant Experience: 9+ Years Senior .NET Backend Developer with Azure Cloud experience to join a core development team. The ideal candidate will have a minimum of 9 years of hands-on experience developing enterprise applications using Microsoft .NET technologies and modern cloud platforms. This role requires strong backend development expertise, experience with Angular, Azure services, CI/CD pipelines, and relational databases. W

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Third Party, Contract

Depends on Experience

Senior Backend Engineer

Philadelphia, Pennsylvania

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Today

Job Description Position Overview: We are seeking an experienced Senior Backend Engineer with strong Java expertise to join our growing engineering team. The ideal candidate will have a deep understanding of building scalable, resilient, and high-performance backend systems. This individual will collaborate closely with cross-functional teams, helping shape the future of our products and ensuring the delivery of high-quality software. Key Responsibilities: Design and Development: Architect, d

Full-time

Senior Front-End & Backend-for-Frontend Developer

Philadelphia, Pennsylvania

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Today

Role Summary This role owns the user experience layer and Backend-for-Frontend (BFF) capabilities for the program. It designs and builds modern, intuitive, AI-enabled web experiences, while also developing BFF services that aggregate, tailor, and orchestrate backend capabilities for specific user journeys. The role bridges front-end engineering, API composition, user experience, and domain workflow enablement. Key Responsibilities Design and develop modern, responsive, accessible web application

Full-time

USD 75.00 - 81.00 per hour

Principal Backend Software Engineer

Remote or San Francisco, California

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Today

Overview Working at Atlassian Atlassians can choose where they work - whether in an office, from home, or a combination of the two. That way, Atlassians have more control over supporting their family, personal goals, and other priorities. We can hire people in any country where we have a legal entity. To help our teams work together effectively, this role is fully remote, but requires you to be located in either US Pacific or Mountain time zones. Your future team We're looking for a Principa

Full-time

USD 209,700.00 - 273,775.00 per year

Senior Backend Engineer

Remote

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Today

Highlights: Location: Remote (CET hours preferred) Language: Russian-speaking team About Fundraise Up We're Fundraise Up - a global fundraising platform built to make donating to nonprofits fast, seamless, and accessible to all. Every month, our technology powers tens of millions of dollars in donations across the globe. We focus on innovation that directly impacts results: faster load times, higher conversion rates, global payment support, and accessibility-first design. Our platform is tru

Full-time

Experienced Software Engineer Java / Python (Full Stack or Back End)

Wilmington, Delaware

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Today

Job Description As an Experienced Software Engineer at JPMorganChase within the Global Technology team, you serve as member of an agile team to design and deliver trusted market-leading technology products in a secure, stable, and scalable way. Depending on the team that you join, you could be developing mobile features that give our customers and clients more control over how they bank with us, strategizing on how big data can make our trading systems quicker, creating the next innovation in p

Full-time

Backend Platform Engineer - AI Operations Platform

Philadelphia, Pennsylvania

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Today

Make your mark at Comcast -- a Fortune 30 global media and technology company. From the connectivity and platforms we provide, to the content and experiences we create, we reach hundreds of millions of customers, viewers, and guests worldwide. Become part of our award-winning technology team that turns big ideas into cutting-edge products, platforms, and solutions that our customers love. We create space to innovate, and we recognize, reward, and invest in your ideas, while ensuring you can prou

Full-time

Senior Software Engineer, Backend

Philadelphia, Pennsylvania

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Today

About Us: Perpay is a certified B Corp and Philadelphia's most impactful growth-stage startup. We are driven by a mission to significantly improve the financial stability of everyday Americans. For the past decade, we have established strong product-market fit and a profitable, efficient operating model across a suite of products, positioning Perpay as the premier financial partner for consumers with subprime credit. With over 500,000 customers who have utilized more than $1 billion in spendin

Full-time

Backend jobs in Wilmington, DE, USA