Source Job

Brazil

  • Develop full-stack applications using React, TypeScript, C#, and .NET.
  • Design secure REST APIs and reliable backend systems with SQL Server integration.
  • Mentor junior engineers and leverage AI-powered tools to improve productivity.

React TypeScript C# .NET SQL Server

20 jobs similar to Senior Software Engineer (React & .NET)

Jobs ranked by similarity.

Brazil

  • Design, develop, and maintain scalable web applications using .NET Core, C#, and ReactJS.
  • Mentor junior engineers, conduct code reviews, and promote engineering best practices.
  • Collaborate with product, design, and cross-functional teams throughout the full development lifecycle.

They build high-quality, scalable web applications for clients across various industries. Their fully remote team works in a fast-paced, collaborative environment with a focus on professional growth.

Latin America

  • Deliver features using React and .NET, integrating AI technologies to enhance innovation and performance.
  • Mentor junior developers through structured code reviews and ad-hoc collaboration, guiding them in AI tools.
  • Serve as technical SME, managing pipelines and environments to ensure sprint commitments are delivered.

We help financial services clients modernize, rather than rebuild, outdated customer-facing software applications, delivering rapid returns. We're a team of 200+ located throughout the United States and Central/South America, fostering a culture of autonomy, support, and work-life balance.

Latin America Europe

  • Build and evolve scalable, secure, and high-performing full-stack applications using .NET, C#, React, Redux, and JavaScript.
  • Design, implement, and maintain CI/CD pipelines and cloud-based solutions on Google Cloud Platform.
  • Mentor junior engineers, contribute to architecture decisions, and promote high code quality standards.

The partner company builds scalable, secure, and high-performing full-stack applications for clients. They foster a collaborative, remote-first engineering culture with an international team of technology professionals.

$47,300–$65,100/yr
Portugal 7w PTO

  • Build robust and scalable solutions using .Net technology, owning the SDLC from code to production.
  • Craft slick, responsive user interfaces with modern JavaScript frameworks like React.
  • Partner with Product Managers, QA's, and fellow engineers to deliver high-quality software.

Capital On Tap is a financial platform offering a business credit card, spend management, and savings products for small businesses. With over 1,000 employees and 200,000+ customers, they are profitable and expanding their engineering team in Lisbon.

Brazil 3w paternity

  • Develop fullstack applications with a stronger focus on frontend using React.
  • Build and maintain APIs and services using .NET/C#.
  • Work with relational and NoSQL databases, automated tests, and messaging architectures.

CI&T helps large enterprises transform AI potential into real business impact with AI deployment, AI-native execution, and tech-integrated solutions. With 30 years of experience, they are 8,000 CI&Ters across 25+ countries, collaborating to build solutions with real impact.

$140,000–$180,000/yr
US

  • Lead development of robust, scalable, and maintainable software solutions using React, TypeScript, C# .NET, and Node.js.
  • Architect complex database schemas in MSSQL and manage AWS infrastructure with Terraform.
  • Champion best practices in code quality, testing, and CI/CD automation.

CentralReach provides software for autism and IDD care, serving ABA therapy providers, educators, and employers. Trusted by over 200,000 users, the company is recognized as a best place to work with a culture focused on impact, inclusion, and flexibility.

Brazil

  • Develop and maintain high-performance, scalable user interfaces using React and TypeScript in a fully remote environment.
  • Collaborate with design and back-end teams to translate complex requirements into intuitive, responsive, and pixel-perfect interfaces.
  • Contribute to code quality through reviews, architectural decisions, and best practices like SOLID and Clean Code.

Our partner is a technology company that builds digital products and solutions. They foster a collaborative, remote-first culture with a focus on professional development and team engagement.

$200,000–$275,000/yr
North America

  • Improve the product interface and accelerate releases to production.
  • Take on backend-leaning full stack work over time, including infrastructure and systems.
  • Own features end to end from architecture through deployment and reliability.

They are an AI engineering design software startup building tools for physical systems, engineering design, and simulation. They are a fast-moving startup with a culture that values ownership, AI-assisted development, and shipping collaboratively.

Brazil

  • Design, build and evolve scalable, secure backend services using a modern .NET stack and RESTful APIs.
  • Apply Clean Architecture, SOLID and KISS principles to keep code modular, reusable and simple.
  • Build event-driven integrations, work with databases, and contribute to CI/CD, testing and code reviews.

CI&T helps large enterprises transform AI into real business impact with AI deployment, AI-native execution, and tech-integrated business solutions. With 8,000 employees across more than 25 countries, they collaborate to build impactful solutions in a multicultural, fast-moving environment.

$200,000–$275,000/yr
North America

  • Partner with a frontend engineer to improve the product UI and speed up production releases.
  • Gradually take on backend-leaning full stack work, including features, infrastructure, and systems.
  • Own features end to end, including architecture, deployment, and reliability.

They are an early-stage AI engineering software company building tools for designing physical systems. The small team emphasizes an agent-driven approach to software development with a collaborative culture.

Europe

  • Building a reusable application platform with shared components and common development patterns.
  • Migrating existing business functionality while maintaining functional parity and documenting complex business rules.
  • Delivering incremental releases supported by automated testing, UAT, and post-release stabilization.

Xebia is a global AI-first digital transformation and engineering partner specializing in AI, data, cloud, and digital products. With over 25 years of experience, the company has 5,000 professionals across 16 countries and a people-first culture focused on engineering excellence.

Brazil

  • Develop responsive, accessible, and high-performing web applications using modern JavaScript, TypeScript, and front-end frameworks.
  • Integrate APIs, authentication systems, and third-party services while following secure development practices.
  • Deploy and maintain applications on AWS, collaborating with platform teams to strengthen CI/CD and production monitoring.

The company builds fast, accessible, and reliable web applications for users and creators, with a focus on production engineering and cloud technologies. It values collaboration, technical ownership, and operational excellence, working in multidisciplinary teams.

Brazil

  • Develop modern web applications using React.js and GraphQL, ensuring high performance and usability.
  • Collaborate with designers and backend developers to translate requirements into scalable frontend solutions.
  • Write clean, maintainable code and participate in code reviews and technical discussions.

Jobgether is an AI-powered job matching platform that connects candidates with hiring companies. They foster a collaborative and innovative culture focused on efficient recruitment processes and career development.

Brazil

  • Design, develop, and scale end-to-end fullstack features using React, Node.js, and TypeScript.
  • Lead technical initiatives from architecture to production, mentoring engineers and championing best practices.
  • Build resilient, observable systems with REST APIs, databases, and AI-driven development tools.

This company operates in the agribusiness credit technology sector, developing modern web applications that support critical business operations. The work environment is collaborative, technology-driven, and emphasizes engineering best practices, AI-powered tools, and mentorship.

$170,000–$180,000/yr
US

  • Manage and oversee complex software development initiatives, coordinating multiple development efforts supporting web services, software deployment, and partner framework integrations.
  • Lead Agile sprint teams in planning, prioritizing, and delivering software features in alignment with project requirements and organizational goals.
  • Oversee system and software architecture development, modernization of transaction monitoring and sanction screening systems, and full-cycle web application development.

Convera is a financial technology company that provides payment solutions, foreign exchange, and transaction monitoring services for high-volume operations. It supports a remote work culture and offers comprehensive global benefits to employees.

Brazil

  • Design, develop, and maintain web applications using React and TypeScript, and backend services with Kotlin.
  • Collaborate with product managers, UX designers, and engineers to deliver scalable solutions from development to production.
  • Write automated tests, participate in code reviews, and contribute to CI/CD pipelines and cloud deployments.

Capco is a global technology and business consultancy focused on the financial services and energy sector. With 40 offices across the Americas, Europe, and Asia-Pacific, we foster an inclusive culture and value diversity through internal committees.

Saudi Arabia

  • Develop and maintain software applications using C#, .NET, and ASP.NET Core.
  • Build and support RESTful APIs and backend services in a remote-first environment.
  • Troubleshoot technical issues, provide production support, and contribute to CI/CD practices.

$200,000–$275,000/yr
North America

  • Improve the product interface and accelerate releases alongside a frontend engineer.
  • Build full-stack features, focusing increasingly on backend systems and infrastructure.
  • Own work end to end, from architecture through deployment and reliability.

They build AI software for the design of physical systems. The culture is fast-moving and startup-oriented, with a collaborative team working alongside field engineers and researchers.

  • Design and build scalable cloud-native backend applications using C# and .NET 8–10.
  • Implement CQRS patterns, efficient databases, and event-driven microservices.
  • Deploy, manage, and monitor applications in Azure Cloud and Kubernetes.

Exadel is an AI-first global tech company with 25+ years of engineering leadership and 2,000+ team members. We power Fortune 500 clients including HBO, Microsoft, Google, and Starbucks, fostering an ambitious, collaborative culture.

$110,000–$117,000/yr
Canada Unlimited PTO

  • Design, build, and scale payment processor integrations, including retries and reconciliation.
  • Build user-facing features end-to-end, from database models to APIs to UI components.
  • Lead incident response and ensure PCI-DSS compliance, while using AI coding tools to accelerate development.

Practice Better is an all-in-one platform for health and wellness practitioners to run their businesses and care for clients. Founded in 2016, it is now a leading EHR platform trusted by tens of thousands of practitioners across 70+ countries, with a remote-first team based in Toronto.