senior backend engineer jobs

Maumee, Ohio

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Today

Job Summary: The Senior Back-End Software Developer will be responsible for the design, development, maintenance, testing, and debugging of Back-End web applications and related technologies. 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 development lifecycle of assigned applications. Ensure development processes, best-practices,

Sponsored

Full-time

Senior Backend Engineer (Scala)

Phoenix, Arizona

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Today

Fully remote, exciting greenfield AI buildout. Well-funded, room for growth! This Jobot Job is hosted by: Grant Greenhalgh Are you a fit? Easy Apply now by clicking the "Apply Now" button and sending us your resume. Salary: $140,000 - $170,000 per year A bit about us: We're an early-stage AI startup on a mission to redefine how users interact with intelligent systems. We're building something brand new and we're looking for multiple engineers to scale our backend services. Why join us? Full

Full-time

USD 140,000.00 - 170,000.00 per year

Senior Backend Engineer (Scala)

Pittsburgh, Pennsylvania

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Today

Full-time

USD 140,000.00 - 170,000.00 per year

Senior Backend Engineer

Boston, Massachusetts

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Today

Job Description Our client in the life sciences and biotech space is hiring for a Senior Backend Engineer. The company is building a cloud-based procurement platform that helps research organizations streamline purchasing, payments, and financial workflows. The platform is designed specifically for biotech and research teams, enabling faster operations and more efficient spend management through modern, scalable software solutions. This is a high-impact backend engineering role where you'll hel

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Full-time

$130000 - $160000

Sr. Backend Engineer

Rockville, Maryland

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Today

Software Guidance & Assistance, Inc., (SGA), is searching for a Senior Backend Engineer for a CONTRACT assignment with one of our premier Regulatory clients in the DMV or NY/NJ areas. As a Backend Engineer on our team, you'll be expected to lead by example, write great code, solve difficult problems, set a high bar for the team around you and help them achieve engineering excellence. We want you to execute on "your" ideas, challenge the status quo and generally make things better. You will ne

Contract

USD 78.57 - 80.00 per hour

Senior Backend Engineer

Waltham, Massachusetts

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Today

This is a full-time opportunity with a rapidly growing software organization building advanced cloud-based platforms that support scientific research, data collaboration, and intelligent discovery workflows. The team is heavily invested in Java, AI/ML integrations, RESTful services, and scalable cloud architecture to power next-generation research tools used by scientists worldwide. This role sits at the intersection of backend engineering and applied AI. The team is actively embedding AI capab

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Full-time

$160000 - $180000

Senior Backend Engineer (Kotlin / Micronaut)

Hybrid in Minneapolis, Minnesota

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Today

Title: Senior Backend Engineer (Kotlin / Micronaut) Location: Brooklyn Park, MN | Hybrid Job Type: Contract (6 months) Compensation: $63.00 - $93.00 per hour (W2) Industry: Retail Key Skills:Kotlin, Micronaut, Agile About the Role We are partnering with a leading enterprise in the retail and digital commerce industry to hire a Development Engineer who will support large-scale, high-traffic technology platforms. This role focuses on building and testing backend services using Kotlin and Microna

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Contract

Depends on Experience

senior Backend Engineer--CA

Hybrid in Sunnyvale, California

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2d ago

Strong proficiency in Python with experience building production-grade services and libraries - Experience designing and building RESTful APIs using modern Python frameworks (e.g., FastAPI, Starlette) - Solid experience with relational databases, ORMs (e.g., SQLAlchemy), and schema migration management (e.g., Alembic) - Experience building production data systems (ETL / data processing workflows) - Cloud platform experience (AWS / Google Cloud Platform) including services like S3S, Lambda/Cloud

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Third Party, Contract

Depends on Experience

Senior Backend Engineer (Python / Node.js)

Charlotte, North Carolina

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Today

Senior Backend Engineer (Python / Node.js) Charlotte, NC (Hybrid)12 Contract (Conversion Potential) W2 Only Overview We are seeking a Senior Backend Engineer to design and build scalable, high-performance applications supporting cybersecurity and data-driven initiatives. This role focuses on API development, microservices architecture, and cloud-based solutions using Python and Node.js. The ideal candidate is hands-on, highly collaborative, and experienced in building modern backend systems in a

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Contract

USD0 - USD0

Senior Backend Engineer

San Francisco, California

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Today

Senior Software Engineer, Backend (Founding Team) Onsite (5 days/week) Salary: $150K $250K + Equity Role Overview We are hiring a Senior Backend Engineer to join an early-stage, high-growth startup building AI-powered products for a large and complex industry. In this role, you will design and build core backend systems, data infrastructure, and AI pipelines that power next-generation applications. This is not a typical backend roleyoull work on large-scale data systems, distributed archit

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Full-time

$150000 - $250000

Senior Backend Engineer (Python / API Development)

Charlotte, North Carolina

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Today

Senior Backend Engineer (Python / API Development) Charlotte, NC (Hybrid 3 Days Onsite: Mon/Tue/Thurs)? Contract: 12 Months (Potential Extension/Conversion) Overview We are seeking a highly hands-on Backend Engineer with strong Python expertise to design, build, and scale modern API-driven services within a large enterprise environment. This role is ideal for an engineer who thrives on ownership, writes clean and scalable code, and enjoys working in a fast-paced, collaborative setting with a str

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Contract

USD0 - USD0

Sr Backend Engineer - AI

Tampa, Florida

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Today

Backend Engineer Python LLM Senior Backend Engineer - AI & Azure (Python / LLM) Overview We are seeking a Senior Backend Engineer to design, build, and scale AI?powered backend services using large language models (LLMs) and Microsoft Azure services. This role is focused on LLM integration, orchestration, and production?grade AI systems, not UI development. You will work on secure, scalable backend services that power AI?driven applications used by internal teams. This role is ideal for an e

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Full-time

Senior Backend Engineer (SD3)

Irving, Texas

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17d ago

Senior Backend Engineer Irving,TX6+ months Contract roleAs a Senior Backend Engineer, you will design, develop, and maintain robust, scalable backend systems using Java-based microservices. You will own end-to-end feature delivery in a production-grade environment, focusing on performance, reliability, security, and observability.Key ResponsibilitiesDesign, develop, and implement high-quality Java/Spring Boot microservices and RESTful APIs, ensuring scalability, thread-safety, and maintainabilit

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Contract

$60+

Senior Backend Engineer (Java/Kotlin, Spring Boot)

Hybrid in Minneapolis, Minnesota

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Today

Title: Senior Backend Engineer (Java/Kotlin, Spring Boot) Location: Brooklyn Park, MN (Hybrid) Job Type: Contract (6 Months) Compensation: $56.39 82.70 per hour (W2) Industry: Retail Key Technical Skills: Backend: Java, Kotlin, Spring Boot Frontend: ReactJS, Mongo DB Our firm is partnering with a large, well-established organization in the retail and digital commerce space to identify a Senior Development Engineer Backend. This is a contract opportunity to join a small, high-impact engineerin

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Contract

Depends on Experience

Senior Backend Engineer / Atlanta / C# .NET Azure

Atlanta, Georgia

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Today

Join a rapidly growing fintech company at the forefront of banking optimization, where innovative technology and strategic intelligence drive the transformation of financial services. Their solutions empower banks to streamline operations, enhance customer experiences, and maximize efficiency through advanced automation and AI-native platforms. As they expand their dynamic team, you'll have the opportunity to make a real impact in the evolving world of fintech, collaborating on cutting-edge prod

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Full-time

$145000 - $185000

Senior Java Backend Engineer (Microservices & API)

Jersey City, New Jersey

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Today

Job Title: Application Programmer Location: Jersey City, NJ Duration: Contract - 11 months Pay Range: $68.25/hr (W2) Job ID: 372632 About BCforward BCforward is a leading global IT consulting and workforce solutions firm providing services and support to Fortune 500 and government clients. Founded in 1998, BCforward has grown with our customers needs into a full-service business solutions provider. With delivery centers and offices across North America and India, we take pride in building

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Contract

$68.00 - $68.25 per hour

Sr. Backend Engineer -.Net and Node

Seattle, Washington

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Today

Job Description JOB: Sr. Backend Engineer - Platform- .Net , Node.Js LOCATION: 2 days a week onsite role in Seattle ,WA This is a backend-focused position. - 8+ years of software engineering experience. - Strong backend focus. - Proficiency in C#, .NET, and Node.js. - A deep understanding of web services and client-service architectures. - Background from SaaS companies is a plus but not required - Clear and strong communication skills Responsibility Architect, implement and maintain so

Contract

USD 50.00 - 55.00 per hour

Senior Backend Engineer - Notifications Platform (Java / Azure / Kubernetes)

Hybrid in Tempe, Arizona

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9d ago

Location: Tempe, AZ 85281 (Hybrid Tues Thurs onsite)Type: 6-month Contract (Potential for Extension or Conversion) About the RoleWe re partnering with a team building a high-scale, event-driven notifications platform running on Azure and Kubernetes. They re looking for a Senior Backend Engineer who can take full ownership of services from development through deployment and ongoing production support. This is a great opportunity for someone who enjoys working at the intersection of backend engine

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Contract

Depends on Experience

Senior Back End test Engineer

Hybrid in Reston, Virginia

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Today

W2 Candidates only. Vega is Hiring! Senior Back End tester for our direct Health Care client located in the metro DC area. 6 month+ contract opportunity. Must have current Backend testing experience. Remote based opportunity, candidates must be located on the East Coast. QUALIFICATION REQUIREMENTS: Must have current Healthcare back end & Automation Testing experience. Healthcare experience is a MUST5-8 years of experience in a technical discipline, 5 years of ETL / Back end testing Experience

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Contract

Depends on Experience

Senior Backend Software Engineer (Java)

Hybrid in Carson City, Nevada

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Today

Role: Senior Backend Software Engineer (Java) Location: Carson City, NV Duration: 6+ months (Contract-to-Hire) Experience: 8 10+ years of hands-on backend engineering experience Role Overview: We are seeking a self-starter Senior Backend Software Engineer with deep expertise in building scalable, high-performance backend systems using modern Java and distributed system technologies. The ideal candidate is highly hands-on, technically strong, and comfortable working in fast-paced, production-gr

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Contract

$70 - $80

Senior Engineer- Back-end Development

Mount Laurel Township, New Jersey

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3d ago

Role: Senior Engineer- Back-end Developer Location: Mount Laurel, NJ (Onsite)(In-person Interview) Type: Full-time role with TCS (TATA Consultancy Services) Job Description Back end developer (Java) java backend profiles with multithreading experience Java Springboot, Python,Skilled in Multithreading,Troubleshooting Memory leaks Thanks & Regards Himanshu Shahi VCS Digital LLC Cell: +1 Email: Web:

Easy Apply

Full-time

100,000 - 130,000

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senior backend engineer jobs