backend jobs in Philadelphia

AfterQuery is looking for experts with experience in software engineering, computer science, or app/web development to help train and evaluate AI models. This is a remote, project-based role: qualify once through a single assessment and receive ongoing project matches spanning code review, evaluation, and original task creation. Pay ranges from $50 to...

Who We AreBainbridge Health unlocks the full value of pharmacy data to enhance the safety, efficiency and reliability of medications. Our goal is to make it easier for pharmacy and safety leaders to prevent patient harm, reduce avoidable waste, and help clinicians regain control of their time. A spin-out company of the Children's Hospital of Philadelphia, we...

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...

Bluecadet is an award-winning, internationally-recognized experience design agency focused on producing transformative digital products and environments. We work with story and experience-driven organizations and brands. Past clients include The Metropolitan Museum of Art, Nike, MoMA, Harvard, the MIT Museum, Princeton, The Smithsonian Institution, and the...

Who Our Client Is: Our client builds the geolocation compliance layer for regulated online sports betting and gaming. Before an operator can accept a wager, it must prove the player is physically located where the law requires and show this to a regulator on demand. Our client solves this in real time and at scale for some of the largest betting operators...

We are an innovative startup in the social casino space seeking a curious, self-starting Golang Developer to join our growing team. This is an exciting opportunity to contribute to a high-traffic, multi-tenant, server-side rendered application from the ground up. Our ideal candidate has some full stack development experience, skewing more heavily on the...

Since 2010 Synergisticit has helped Jobseekers differentiate themselves by providing candidates the requisite skills and experience to outperform at interviews and clients. Here at SynergisticIT We just don't focus on getting you a Job we make careers. All Positions are open for all visas and US citizens We at Synergisticit understand the...

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...

Role: Java Backend DeveloperLocation: Philadelphia, PA- OnsiteJob Type: ContractExperience:- 10+ Years of ExpResponsibilitiesDesign and develop new platform capabilities while ensuring the reliability, scalability, and performance of the Connected Living GraphQL middleware platform.Collaborate closely with fellow engineers to build, enhance, and maintain...

Backend DeveloperRate: $55/hour on W2 Job Location: Philadelphia, PA Scope: Seeking a Software Developer to join a group responsible for ensuring the timely development, testing, and release of new XFINITY interactive web products with a high degree of quality that exceeds customer expectations. This role will involve collaborating with other developers,...

Lead Backend Software EngineerOur client builds the geolocation compliance layer for regulated online sports betting and gaming. Before an operator can accept a wager, it must prove the player is physically located where the law requires and show this to a regulator on demand. Our client solves this in real time and at scale for some of the largest betting...

VetsEZ is currently seeking a Senior Backend DevOps Engineer for a 100% remote position supporting the Department of Veterans Affairs’ Joint Longitudinal Viewer (JLV) program. JLV is a mission-critical clinical application that aggregates real-time patient data from VA and DoD systems, enabling clinicians to access a unified longitudinal view of patient...

Job DescriptionJob DescriptionSenior Software EngineerJob Type: Contractor (~15 hours/week)Location: RemoteJob SummaryWe are seeking experienced Senior Software Engineers to support an AI training project by creating reinforcement learning environments that evaluate AI models on complex software engineering tasks using Model Context Protocol (MCP) tools.You...

Job DescriptionJob DescriptionBackend Java Developer Job Type: ContractorLocation: RemoteJob Overview We are seeking experienced Backend Java Developers to support a high-impact technology and AI training project. In this role, you will apply your backend development expertise to design, develop, review, and optimize scalable systems using Java, Spring Boot,...

Bluecadet is an award-winning, internationally-recognized experience design agency focused on producing transformative digital products and environments. We work with story and experience-driven organizations and brands. Past clients include The Metropolitan Museum of Art, Nike, MoMA, Harvard, the MIT Museum, Princeton, The Smithsonian Institution, and the...

About the Role Our client is seeking a talented and experienced Remote Senior Software Engineer specializing in backend development to join their innovative engineering team. This role is integral to designing, developing, and maintaining scalable, high-performance server-side applications that drive our core products. You will collaborate with...

Who Our Client Is: Our client builds the geolocation compliance layer for regulated online sports betting and gaming. Before an operator can accept a wager, it must prove the player is physically located where the law requires and show this to a regulator on demand. Our client solves this in real time and at scale for some of the largest betting operators...

job Description We are looking for a skilled Java Backend Developer with strong expertise in Java 8, Spring Boot, basic understanding of AWS cloud services, and hands-on experience in testing and working with databases. The ideal candidate will be involved in designing, developing, and deploying scalable backend systems and services.

Experience level: Mid-senior Experience required: 10 Years Education level: Bachelor’s degree Job function: Information Technology Industry: Information Technology and Services Pay rate : $65 per hour Total position: 1 Relocation assistance: No Visa sponsorship eligibility: No End Client: Comcast Please Note: We are only looking for W2 Candidates....

Company DescriptionArtech is the 10th Largest IT Staffing Company in the US, according to Staffing Industry Analysts' 2012 annual report. Artech provides technical expertise to fill gaps in clients' immediate skill-sets availability, deliver emerging technology skill-sets, refresh existing skill base, allow for flexibility in project planning and execution...