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  • Sophilabs is seeking a Semi-Senior C# Developer to build innovative APIs, backend services, and websites for enhancing business workflows. This role requires at least 3 years of software development experience and proficiency in C#, along with familiarity in .NET and front... 
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    Sophilabs

    New York, NY
    3 days ago
  • $2,500 - $3,500 per month

     ...real-time market intelligence. Watch this short video to meet our hiring team: About the Role: We're looking for a mid-level Backend C# Developer to help build and maintain scalable backend systems powering our data platform. You'll work closely with experienced... 
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    Smart Apartment Data

    New York, NY
    3 days ago
  • C# Backend Game Developer - onsite S. Florida Build the systems behind high-performance online games. We are looking for a C# Backend Developer who enjoys building clean, scalable services that power real-time gaming platforms. In this role, you will work closely with... 
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    DSN-IT

    Boca Raton, FL
    1 day ago
  • $165k - $180k

     ...applications and next steps. Our partner is looking for a Senior C# Back-End Developer based in the United States. This role sits at the core of...  ...responsible for designing and delivering high-performance backend systems that power critical business workflows and customer-... 
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    jobgether

    United States
    6 days ago
  •  ...To support a growing product-led initiative, the full-time Senior C# Back-End Developer will design, develop, and maintain high-performing back-end systems while collaborating with cross-functional teams in a remote environment. Key Responsibilities Write clean, scalable... 
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    Virtual Vocations Inc

    United States
    3 days ago
  • Sophilabs is seeking a Senior C# Developer to build APIs, backend services, and websites. This role supports data analysis, content distribution, and more. Ideal candidates have at least 5 years in software development, fluency in C#, and familiarity with .NET. A strong... 
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    Sophilabs

    New York, NY
    3 days ago
  • $105k - $130k

     ...Job Description Job Description Backend Software Developer FTE Direct Hire  .Net / C# / Python/Open Source / SharePoint | $105K–$130K Onsite, every day in Des Moines office Onsite everyday! you must be able to daily commute onsite.   NO H1B visa No F1 No OPT... 
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    Immediate start

    Robert Half

    Des Moines, IA
    14 days ago
  •  ...Backend Engineer (.NET / AWS) HealtheTile is looking for a Backend Engineer to help build and maintain scalable cloud‑connected healthcare...  ...of backend development experience ~ Strong experience with C# and .NET ~ Familiarity with AWS cloud services and deployment... 
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    HealtheTile

    San Francisco, CA
    3 days ago
  • $60 per hour

     ...Join the DataAnnotation team and contribute to developing cutting‑edge AI systems, while enjoying the flexibility of remote work and setting...  ...languages or frameworks: JavaScript, TypeScript, Python, C, C#, C++, React, Go, Java, or Swift. Excellent writing and grammar skills... 
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    DataAnnotation

    Santa Fe, NM
    1 day ago
  •  ...A leading tech firm is seeking a Software Engineering, Data Science, and Systems Design Expert with expertise in C#. The role involves evaluating AI-generated coding responses for accuracy and completeness. Candidates should possess strong experience in software engineering... 
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    Crossing Hurdles

    New York, NY
    3 days ago
  • $165k - $180k

     ...pivoting to sell it more broadly in the future. As a Senior Back-End Developer, your primary responsibility will be to design, develop, and...  ...third-party systems. Your in-depth knowledge and expertise in C# and .NET frameworks will be instrumental in continuing to build... 
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    Revive Media

    United States
    4 days ago
  • $135k - $150k

     ...Worldwide is searching for a talented and experienced Senior Backend Software Developer to join our growing team. You’ll play a key role in crafting...  ..., develop, and maintain efficient, reusable code using C# and the .NET framework. Implement robust backend services and... 
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    Stackruit Ltd.

    Birmingham, MI
    4 days ago
  •  ...FastAPI Backend Developer: Build blazing-fast APIs! (Remote) Do you love building high-performance APIs with FastAPI? We’re looking for a talented Backend Developer to join our remote team and create awesome applications using FastAPI! Why us? Work from anywhere (remote... 
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    Stackruit Ltd.

    Dallas, TX
    20 hours ago
  • Sophilabs is seeking a Junior C# Developer to build APIs, backend services, and websites in support of various business workflows. You will be involved in data analysis, report design, content distribution, and more. The ideal candidate is fluent in C#, demonstrates strong... 
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    Sophilabs

    New York, NY
    3 days ago
  •  ...Client with offices in Phoenix, AZ is seeking a C# / EDI Developer for a 3-6 month+ contract with an option to convert to a permanent employee. Straight contract is an option as well. Duties will include working on a variety of client implementations and developing C#... 
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    Quantix

    Phoenix, AZ
    20 hours ago
  • Hornetsecurity GmbH is seeking a motivated C# .NET Core Developer to join their dynamic international team. You will work on creating a malware protection solution, develop core backend systems, and design scalable REST APIs. Ideal candidates will have 3-4 years of experience... 
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    Flexible hours

    Hornetsecurity GmbH

    New Bremen, OH
    2 days ago
  •  ...Designing and developing API and database backend services, the full-time Senior Backend Software Developer will work primarily remotely with occasional office visits, focusing on solving complex problems, driving system performance improvements, and collaborating with... 
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    Work at office
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    Virtual Vocations Inc

    United States
    1 day ago
  •  ...Backend Developer New provider app being built on Golang to replace 3 Centene provider applications that are built on Pega and very clunky. Ground up backend development Functional POC to show business for potentially larger adoption A good understanding of... 
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    My3Tech Inc

    Tampa, FL
    20 hours ago
  •  ...Seeking an Intermediate Backend Software Developer to work in a hybrid model from Luxembourg, this full-time position involves writing software, designing infrastructure platforms, and enabling development teams to enhance the production application environment. Key responsibilities... 
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    Virtual Vocations Inc

    United States
    20 hours ago
  •  ...Producing scalable software solutions, the full-time Backend Developer will design, develop, document, test, and debug software systems while working remotely and collaborating with a cross-functional team throughout the software development life cycle. Key responsibilities... 
    Full time
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    Virtual Vocations Inc

    United States
    3 days ago
  • $110k

     ...Join to apply for the Senior Backend Developer role at Ryder System, Inc. 2 days ago Be among the first 25 applicants Join to apply for...  ...Business Intelligence Gainwell Technologies - Early Career C#/ C. Net /Java Developer, application via RippleMatch... 
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    Ryder

    Jackson, MS
    20 hours ago
  •  ...To enhance the performance and scalability of applications, the full-time Senior Backend Developer will design and implement robust backend systems for UCaaS products while working remotely within eastern or central time zones. Key responsibilities Design and develop... 
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    Virtual Vocations Inc

    United States
    2 days ago
  • $125k - $135k

     ...A leading talent acquisition company is looking for a Mid Level C# Developer to work in a remote capacity. The ideal candidate should have over 5 years of experience in software development, particularly with C# and ASP.NET. Responsibilities include engaging in the full... 
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    SherlockTalent

    Florida, NY
    4 days ago
  •  ...Job Overview Position: Senior Backend Developer Form of Employment: contract of employment Place of Work: 100% remote Core Working Hours: 16:00–20:00 CET (core hours, flexibility for remaining hours) Our client combines a buyer database of over 270M contacts and powerful... 
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    Dotlinkers IT recruitment

    Poland, NY
    20 hours ago
  • About us Forta is a leading threat prevention network, leveraging advanced AI and machine learning to proactively detect and prevent threats. Spun off from Open Zeppelin in 2021, Forta has top tier backers such as a16z, Blockchain Capital, and Coinbase Ventures, and is...
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    Next Matter

    Walnut, CA
    1 day ago
  •  ...Leading the design and delivery of critical product components, the full-time remote Staff Backend Developer will build scalable backend services, APIs, and data pipelines while driving technical quality and engineering standards across a core product area. Key responsibilities... 
    Full time
    Remote work

    Virtual Vocations Inc

    United States
    3 days ago
  •  ...Overview Backend Engineer (Remote, USA) Industry: Cloud-native software & SaaS solutions for enterprise-grade web and mobile platforms...  ...scalable, secure backend services and APIs to support B2B and developer-centric workflows. We are hiring a pragmatic, performance-minded... 
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    Flexible hours

    Intellivon

    New York, NY
    3 days ago
  •  ...Senior backend developer role focused on microservices architecture, API development, and scalable systems using Node.js, Python, or Java. Fully remote. Microservice Solutions GmbH is seeking a Senior Backend Developer to design and implement scalable backend systems... 
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    Microservice Solutions GmbH

    Indiana, PA
    20 hours ago
  • $80k - $90k

     ...Summary Develops, builds, and maintains scalable back‑end solutions in a multi‑product microservice architecture. Implements, tests, and...  ...frontend developers, product managers, and DevOps to deliver backend services. Knows modern backend technologies, development tools... 
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    Ryder

    Florida, NY
    20 hours ago
  • WHAT YOU'LL DO As a (Senior) Backend Developer, you work at the core of our product and platform landscape and take end-to-end ownership of critical...  ...WHAT YOU BRING Solid experience in backend development with C# / .NET Deep knowledge of SQL performance tuning and data... 
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    Flexible hours

    Sag Ag

    New Bremen, OH
    20 hours ago