Source Job

US

  • Develop and maintain analyzer workflow logic within the ECL platform, owning backend processes that drive analyzer operations end-to-end.
  • Implement and extend workflow orchestration, managing analyzer state transitions, operational sequencing, and runtime event handling.
  • Collaborate with integration and QA teams to ensure workflow correctness, reliability, and continuity across analyzer types and edge cases.

C# .NET

20 jobs similar to Principal C# Backend Engineer

Jobs ranked by similarity.

Global

  • Design and scale backend systems that power our consumer facing products.
  • Build and refine APIs that deliver instant, seamless experiences.
  • Collaborate with product, credit/finance, compliance, support, and analytics teams.

Tilt uses machine learning and mobile-first products to assess creditworthiness beyond credit scores, with millions of customers worldwide. We value impact, collaboration, and mutual respect, fostering a culture where every voice is heard and brilliant jerks are not welcome.

UK

  • Design, develop, and maintain scalable backend architectures including microservices, APIs, containers, and cloud-based solutions.
  • Lead technical delivery for complex software engineering projects, ensuring high-quality implementation and effective engineering practices.
  • Build and deploy backend solutions using modern frameworks, with a strong focus on C# and .NET technologies.

Our partner is a company building advanced software solutions for global enterprise clients. They operate a remote-first environment with a globally distributed team of highly skilled engineers, valuing autonomy and engineering excellence.

$130,000–$145,000/yr
US

  • Design and develop scalable backend services for the caregiver platform.
  • Collaborate with cross-functional teams to deliver high-quality healthcare solutions.
  • Mentor junior engineers and drive engineering best practices.

HHAeXchange is the leading technology platform for home and community-based care, providing an end-to-end homecare solution. Founded in 2008, the company is driven by employees passionate about transforming healthcare and connecting patients, providers, and states.

  • Exhibit mastery of the Core team's domain, taking a leading role in designing complex systems and influencing technical direction.
  • Own delivery of large-scale features across teams, ensuring alignment with business objectives.
  • Provide mentorship and technical leadership to engineers, fostering continuous improvement.

Olo is a leading SaaS platform accelerating digital transformation in the restaurant industry, helping customers deliver personalized and profitable guest experiences. With over 800 restaurant brands and 400 integration partners, Olo fosters a culture of innovation and collaboration.

LATAM Africa Eastern Europe

  • Design, develop, and maintain scalable backend applications and services using C# and .NET/.NET Core.
  • Architect and build enterprise-grade RESTful APIs, and lead cloud engineering initiatives within Microsoft Azure.
  • Mentor junior and mid-level engineers, conduct code reviews, and drive engineering best practices.

A technology solutions company that develops and supports cloud-based software applications for a diverse portfolio of customers. They specialize in building scalable, secure, and reliable software using modern cloud technologies, though the team size and culture are not specified.

Europe

  • Lead a team of backend engineers in designing, developing, and delivering new loan origination, compliance, and pricing systems that power M-KOPA's expansion across Africa.
  • Set architectural direction and partner with Product Managers on roadmap planning and prioritisation, ensuring high-quality software delivery.
  • Foster a true DevOps culture, with infrastructure as code, observability, automated testing, and continuous delivery as first-order concerns.

M-KOPA is a FinTech company that creates financial inclusion for the traditionally excluded through a fair, flexible, customer-centric financing model. The company has served over 7 million customers and unlocked more than $1.5 billion in cumulative credit, and has been recognized by the Financial Times as one of Africa's fastest-growing companies for five consecutive years.

  • Develop an understanding of the Core team's domain and technology stack, handling small-to-medium features with support from senior engineers.
  • Write code adhering to standards, participate in code reviews, and use version control to manage changes and maintain workflow.
  • Troubleshoot and debug issues, collaborate with team members, and participate in on-call duties to ensure platform reliability.

Olo is a leading SaaS platform accelerating digital transformation in the restaurant industry. With over 800 restaurant brands trusting its open platform, it processes millions of orders daily and fosters a culture of innovation and collaboration.

$140,000–$200,000/yr
US Unlimited PTO

  • Learn everything about aviation maintenance planning and analyze tough customer problems to design efficient backend solutions.
  • Design, develop, and maintain scalable systems and well-tested features across the full tech stack.
  • Work with the business team to build great user stories and designs from ambiguous requirements.

Aerostrat is a fast-growing B2B SaaS company building a complete maintenance planning solution for the aviation industry. Over the past ten years, the lean team has earned a customer base that includes some of the world's most well-known airlines and aircraft operators.

US

  • Design and enhance backend services integrating with electronic health records using FHIR standards.
  • Build and optimize interoperability workflows for patient identity matching and data retrieval.
  • Modernize legacy applications while contributing to scalable cloud-based services.

Our partner is building the next generation of healthcare interoperability solutions that enable secure, scalable, and compliant exchange of patient information. They are a small, collaborative engineering team where contributions are highly visible and valued.

  • Design and develop scalable, high-performance .NET applications for travel booking systems.
  • Collaborate with cross-functional teams to drive technical architecture and best practices.
  • Mentor junior engineers and contribute to code reviews and system improvements.

Expedia Group is a travel technology company that powers travel for millions of people worldwide through its portfolio of brands. With a global team of thousands, Expedia fosters a culture of innovation, collaboration, and inclusion.

Brazil

  • Design, develop, and maintain backend APIs and services using .NET Core / .NET 6+ with a focus on scalability.
  • Collaborate on system architecture, ensure code quality through testing and best practices, and implement observability solutions.
  • Work with cloud infrastructure in GCP, including Docker and Kubernetes, and participate in agile ceremonies and code reviews.

Jobgether uses AI-powered matching to connect candidates with hiring companies. It operates as a platform that processes applications and shares shortlists with employers.

Global Armenia Bulgaria Georgia Moldova Poland 4w PTO

  • Design, develop, and maintain enterprise-level applications using C#, ASP.NET, and related technologies.
  • Participate in technical discussions and work with cross-functional teams to deliver scalable and reliable software solutions.
  • Troubleshoot and resolve software issues and bugs in a timely manner.

GR8_TECH builds B2B iGaming platforms for operators who play to lead, delivering full-cycle, high-impact tech designed to scale. With 1000+ people across locations and time zones, we help operators build success stories across brands, markets, and geos.

Global

  • Design, build, and maintain robust C#.NET solutions including Windows Services, WPF/WinForms, and web APIs.
  • Modernize legacy VB scripting, own CI/CD pipelines, and integrate with Azure, Active Directory, and ITSM platforms.
  • Take end-to-end ownership of modules, produce thorough validation evidence, and provide L3 support for tools you own.

Miratech is a global IT services and consulting company that helps visionaries change the world through digital transformation. With over 1000 professionals across 5 continents and 25+ countries, we maintain a values-driven culture of Relentless Performance and over 99% project success rate since 1989.

Brazil

  • Support and evolve a large-scale application logging platform handling billions of events monthly.
  • Maintain and optimize OpenSearch and related infrastructure for performance and scalability.
  • Develop and enhance backend systems using C# and .NET, collaborating with engineering teams on observability and data integrity.

Poland

  • Drive development, maintenance, and evolution of internal automation products across the entire stack.
  • Act as a technical anchor, mentoring developers and aligning architectural solutions across teams.
  • Work with C#/.NET, JavaScript/TypeScript, and modern frontend frameworks to build robust backend services and tools.

INFUSE is a company that develops internal automation products to empower operational departments. They value human interaction in hiring and maintain a collaborative, remote-friendly culture.

UK

  • Take full ownership of features from refinement to production, building scalable microservices in C# and .NET on Azure Kubernetes.
  • Contribute across the stack including backend, Angular UI, test automation, and CI/CD, while writing clean code and participating in code reviews.
  • Own customer escalations directly, participate in on-call rotation, and leverage AI coding tools to accelerate development.

One Identity enables organizations to better secure, manage, monitor, protect, and analyze information and infrastructure to drive business forward. With team members around the globe, we have a culture that values ownership, continuous improvement, and shipping real things.

$165,000–$180,000/yr
United States Unlimited PTO

  • Design and develop scalable backend systems using C# and modern .NET frameworks.
  • Build and enhance RESTful APIs and integrations with third-party and internal services.
  • Collaborate with product managers, architects, and front-end developers across the full software lifecycle.

Jobgether is an AI-powered job matching platform that connects candidates with hiring companies. It is a remote-first, globally distributed organization with an inclusive culture focused on objective and fair recruitment processes.

China

  • Lead design and delivery of core automation platform systems end-to-end.
  • Translate complex operational insurance processes into scalable system architecture and engineering execution.
  • Own key platform components such as workflow engines, integration layers and shared backend services.

BJAK uses AI, automation and backend systems to power end-to-end insurance operations. They are a growing company with a global engineering team that values high ownership and engineering excellence.

Brazil

  • Design, develop, and maintain high-quality C# applications for a modern fintech platform.
  • Build and enhance backend services using C#, ASP.NET MVC, Web Services, and WCF technologies.
  • Collaborate with cross-functional and distributed teams to deliver robust software solutions aligned with project goals.

Jobgether is an AI-powered job matching platform that connects candidates with hiring companies. They use technology to streamline the recruitment process, and their team fosters a collaborative, international culture.

Global

  • Design, develop, test, and deploy .NET solutions for REST APIs and web applications.
  • Work on APIs that support various parts of the business and participate in code reviews.
  • Work on spikes to define new features and help the product team.

Celara is a software company focused on building enterprise restaurant technology. Their technology team is a rapidly growing group of talented engineers in a fast-paced, entrepreneurial environment.