Backend Developer jobs in Philadephia, PA

Philadelphia, Pennsylvania

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Today

About the Role We are seeking a skilled Java Backend Developer to join our dynamic engineering team. In this role, you will design, develop, and maintain scalable microservices-based applications, integrating various data pipelines and real-time processing systems. You will collaborate with frontend teams, DevOps, and stakeholders to deliver robust, high-performance solutions that drive business value. If you have hands-on experience in building enterprise-grade applications with a focus on back

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Full-time

$50 - $60

Backend Developer

Hybrid in Philadelphia, Pennsylvania

•

Yesterday

Summary Delivers secure, performant APIs for intake/moderation/public discovery and exports that meet non-proprietary data-access standards. Key responsibilities Design/implement REST endpoints, auth/roles, validation (e.g., address/AIS), rate limiting. Model data and implement exports (CSV/Parquet/API) for the warehouse/analytics. Instrument audit and usage events; ensure logging/monitoring and error handling. Optimize performance (indexes, caching) and lead API documentation/specs. Required s

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Contract, Third Party

Mid-Level Backend Java Developer

Wilmington, Delaware

•

Today

We have partnered with our client in their search for a Java Developer to join our client's team on a contract to hire basis. Responsibilities Develop and maintain backend services and APIs using Java Build scalable automation pipelines for observability configuration, incident response, and deployment tooling. Design and implement REST APIs, API gateway integrations Support the development of reusable API modules and frameworks that enable telemetry pipeline instrumentation Implement APIs and s

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Contract

$55 - $70 per hour

Java Backend Developer(NodeJS) -

Remote

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4d ago

Job Role - Java Backend Developer(NodeJS) Location - Chantilly, VA(Remote) Job Details: We are seeking a skilled Java Backend Developer(NodeJS) to join our dynamic team. The ideal candidate will have extensive experience in building and maintaining scalable microservices and RESTful APIs. As a Java Backend Developer, you will be responsible for designing, developing, and deploying server-side logic, ensuring high performance and responsiveness to requests from the frontend. Key Responsibilitie

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Contract

50 - 52

Back End Developer - Mobile

Remote or Kansas City, Missouri

•

Today

Description Position: MOBILE BACKEND DEVELOPER - DIGITAL ENTERPRISE TEAM Location: REMOTE Salary: UPTO $170K + BONUS + EXCEPTIONAL BENEFITS For immediate and confidential consideration, please send a message to MEREDITH CARLE on LinkedIn or send an email to me with your resume. My email can be found on my LinkedIn page. Join a brand-new, mobile-first product team backed by one of the most successful corporate enterprises in the country. With 80+ subsidiaries and 45 operating companies, t

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Full-time

USD 170,000.00 per year

Software Developer, Backend

Remote

•

Today

Job Title: Software Developer, Backend Location: Remote, USA Duration: 12 Months+ About the Role We are looking for a skilled Backend Software Developer to join our team. In this role, you will be responsible for designing, building, and maintaining the scalable systems that power our platform. You will have the opportunity to work on complex challenges, collaborate with cross-functional teams, and make a significant impact on our technology and products. What You ll Do Design, build, and mainta

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Contract

Depends on Experience

Senior Software Engineer, Backend (Developer - x402)

Remote

•

Today

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

Full-time

USD 186,065.00 - 218,900.00 per year

Mid Back End Developer

Remote

•

Today

Job Number: R0227431 Back End Developer, Mid The Opportunity: As a back-end developer, you know that a good site or system needs the right combination of clean code, APIs, analytics, and infrastructure to develop a user-focused solution. We're looking for an experienced back-end developer with the software engineering skills it takes to identify potential risks, contribute to solution development, and create efficient and effective systems for our clients. As a back-end developer at Booz Allen,

Full-time

USD 69,400.00 - 158,000.00 per year

Java Backend Developer

Remote

•

22d ago

Title: Java Backend Developer Location: Remote Duration: 12 Months Employment Type: W2 Strong hands-on experience of 6-10 years with Java, J2EE, and Spring Boot.Proven expertise in RESTful API design, microservices architecture, and event-driven systems.Solid background with both relational (SQL) and NoSQL databases.Experience working with message brokers such as Kafka, RabbitMQ, or ActiveMQ.Knowledge of DevOps practices, CI/CD pipelines, and containerization technologies (Docker, Kubernetes).Pr

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Contract

$55 - $60

.NET Backend Developer (.Net)

Remote or Hybrid in Dallas, Texas

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Today

Position: Backend Developer (.Net) Location: Dallas, TX :: Remote Description: We're seeking a backend software developer experienced with developing and maintaining .NET applications as part of a high-performing agile team. You'll use your problem-solving skills to debug production issues, optimize performance, and implement new features based on evolving product owner requirements. Healthcare and insurance knowledge or experience is a plus. Responsibilities: Collaborate with developers and te

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Full-time

Depends on Experience

Senior Python Back End Developer

Remote or Toronto, Ontario

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Today

Our client seeks an Senior Quality Engineer for a Full Time project in Toronto, ON. Below is the detailed requirement Title: Senior Quality Engineer Location : Toronto, ON Duration: Full Time Job Description: Bachelor's degree preferably in Computer Science, Information technology, Computer Engineering, or related IT discipline or equivalent experience with 12+ Minimum Experience QA Engineer with solid mobile testing and API testing & Banking experience . 6+ years of software testing experienc

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Full-time

$DOE

Backend Developer (Java/Python)

Remote

•

Today

Job Title: Full Stack Developer Experience Level: Senior (10+ years) Location : Fully Remote Position Overview: We are seeking a highly skilled and self-driven System Architect with Full Stack Development expertise to join our elite central solutioning and problem-solving team. This role is designed for a seasoned professional who thrives in dynamic environments, can operate independently with minimal supervision, and is capable of rapidly understanding and addressing complex technical challenge

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Full-time

$100,000 - $140,000

Senior Node.js Microservices Backend Developer

Remote

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3d ago

Title- Fullstack Node JS Developer Location- REMOTE Must skills- node js+ typescript+ react js, algorithms and data structure. Title: Senior Node.js Microservices (Backend) Developer We are looking for a highly skilled Senior Node.js Microservices Developer with expertise in building microservices using Node/Java and GO. The ideal candidate will have a minimum of 6 years of experience in Node.js development, with expert-level proficiency, and a strong understanding of building highly scalable sy

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Contract

Depends on Experience

100% Remote - Python Backend Developer

Remote

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21d ago

Role: Python Backend Developer Location: Remote Duration: 12+ Months Pay Rate: $60/Hr on W2 Required skills: 5 years minimum in software development using Python. Experience in Python, Fast API, and SQL/PostgreSQL required. Experience in GraphQL APIs (e.g., Strawberry, Graphene) will set a candidate apart. BS/MS in Computer Science or 7 years of equivalent experience. Client is seeking a backend-oriented Software Developer with strong experience in Python to design, build, and operate scalable A

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Contract

$60 - $60

Senior Software Engineer, Backend (Developer - Foundations)

Remote

•

Today

Full-time

USD 186,065.00 - 218,900.00 per year

Remote Senior Backend Developer | New Gen AI Product Development Oracle Health

Remote

•

Today

Job Description As a Senior Member of Technical Staff, you will be a key contributor to the development and success of our next-generation CDA platform, which leverages the power of generative AI and cloud-native technologies. Your expertise in data platform engineering will drive the creation of a robust and intelligent system, enhancing the healthcare experience for patients and clinicians alike. Responsibilities Responsibilities: Design and implementation of the CDA data platform, ensurin

Full-time

USD 79,200.00 - 178,100.00 per year

Remote Principal Backend Developer | New Gen AI Product Development Oracle Health

Remote

•

Today

Job Description As a Principal Member of Technical Staff, you will be a key contributor to the development and success of our next-generation CDA platform, which leverages the power of generative AI and cloud-native technologies. Your expertise in data platform engineering will drive the creation of a robust and intelligent system, enhancing the healthcare experience for patients and clinicians alike. Responsibilities Responsibilities: Lead the design and implementation of the CDA data platf

Full-time

USD 96,800.00 - 223,400.00 per year

ETL Backend Tester developer REMOTE W2

Remote

•

Yesterday

W2 Candidates Only - no 3rd party employers. Vega Consulting Solutions is hiring! ETL Backend Test/ Developer for our direct client. 100% remote based. Healthcare & ETL Back end Testing experience is required. MUST HAVE: Back-end tester (ETL/SQL) with automation exp. Must have recent Health Care experience.Any Gen AI Experience.Ability to communicate technical requirements to all levels of expertise., AdvancedProficient in establishing and maintaining good working relationships., AdvancedKnowled

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Contract

Depends on Experience

Backend Java Developer AVP

Remote or Irving, Texas

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Today

The Applications Development Senior Programmer Analyst is an intermediate level position responsible for participation in the establishment and implementation of new or revised application systems and programs in coordination with the Technology team. The overall objective of this role is to contribute to applications systems analysis and programming activities. Backend Development (Required): - Strong Core Java, Spring and functional programming hands-on experience. - Understanding of concur

Full-time

USD 107,120.00 - 160,680.00 per year

Senior Backend Java Developer VP

Remote or Irving, Texas

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Today

The Applications Development Technology Lead Analyst 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 integration of functions to meet goals as well as identify and define necessary system enhancements

Full-time

USD 125,760.00 - 188,640.00 per year

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Backend Developer jobs in Philadelphia, PA, USA