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20 jobs similar to Senior Software Engineer – React / .NET / AWS

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Portugal Brazil

  • Design, develop, and maintain high-quality applications using C# and the Microsoft technology stack.
  • Build and integrate RESTful APIs and develop front-end applications using React.
  • Contribute throughout the full development lifecycle within Agile/Scrum teams.

TXP is a software company that works on internal and customer-facing digital projects. They emphasize a collegial environment with shared responsibility and a culture of learning from mistakes.

US

  • Develop high-quality web software using C#, .NET, React, and Microsoft SQL Server.
  • Collaborate with stakeholders to design and implement secure integration solutions.
  • Participate in agile processes, perform code reviews, and write unit tests.

CareDx is a leading precision medicine diagnostics company advancing care in transplant, specialty oncology, and cell therapy. The company partners with healthcare providers and biopharma organizations, with a culture focused on innovation and improving patient outcomes.

  • Collaborate on design and development of responsive healthcare web applications using React and C#.
  • Develop server-side logic and integrate third-party APIs to enhance functionality.
  • Ensure security and privacy of healthcare data through best practices.

Software Mind is a team of engineers that ramps up projects for top-notch companies. The company is multicultural, constantly growing, and certified by Great Place To Work with an excellent work environment.

Global 4w PTO

  • Build intuitive, performant frontends in React and shape the platform's UI/UX architecture.
  • Implement backend logic and integrate with third-party APIs as part of full-stack feature delivery.
  • Participate in architectural decisions, research, and design for scalable, maintainable software.

5Blue Software builds an AI-powered B2B SaaS platform that automates security, risk, and compliance workflows for organizations worldwide. It is a fast-growing product company with a strong partnership-driven approach and a collaborative international team.

Brazil

  • Define and evolve the architecture for a suite of .NET Core services and web apps, aligning them with frontends built in React, Angular, and Vue.
  • Ensure scalability, security, and reliability across distributed systems, and lead modernization efforts including cloud-native patterns and CI/CD practices.
  • Engage with demanding clients to manage expectations, navigate ambiguity, and negotiate technical trade-offs for win–win solutions.

CI&T helps large enterprises transform the potential of AI into real business impact with AI Deployment, AI-native execution, and tech-integrated business solutions. With 30 years of experience and 8,000 employees across more than 25 countries, they collaborate to build solutions with real impact.

US

  • Design, develop, and maintain scalable full-stack applications using C#, .NET, and ASP.NET.
  • Build and enhance cloud-based solutions using Microsoft Azure.
  • Collaborate with technical and business stakeholders to understand requirements and deliver solutions.

Our client is an IT company specializing in enabling digital transformation for enterprises and technology providers by delivering seamless customer experiences, business efficiency, and actionable insights. The company's size and culture are not specified.

Brazil

  • Participate in full-cycle design, development, and release of software to build and enhance systems and applications.
  • Collaborate with team members across projects to support departmental and organizational roadmaps.
  • Apply programming standards and techniques to ensure efficient program logic and data manipulation.

Language Services Associates (LSA) provides premier language-based services including translation, interpretation, and cultural communication solutions. With over 240 employees and a network of more than 3,000 global linguists, LSA serves over 2,000 clients worldwide in over 230 languages.

$170,000–$210,000/yr
US

  • Working across the stack to drive high-leverage projects from concept through to completion.
  • Up-leveling the team on expertise in API or system design, building applications, cloud infrastructure, or healthcare data.
  • Working with a diverse multi-disciplinary team including engineers, ML researchers, physicians, and product managers.

Curai is a healthcare technology company leveraging AI and clinical expertise to improve healthcare access and affordability. They are a mission-driven, remote team focused on collaboration and impact.

$95,090–$142,450/yr
Canada

  • Build modern frontend experiences for domain discovery using React and Node.js.
  • Lead projects end-to-end from problem definition to launch, measurement, and optimization.
  • Mentor peers and improve engineering quality through automation and AI-assisted development.

The company helps users find relevant domain names and products. It is a small, fast-moving team with an entrepreneurial culture and remote work environment.

India

  • Design and develop event-driven microservices and APIs using .NET Core and C#.
  • Build full-stack applications with React and .NET on Azure services.
  • Mentor junior developers and promote engineering best practices.

Jobgether is an AI-powered job matching platform that connects candidates with hiring companies. It operates as a partner for job postings, managing applications and using technology to streamline the recruitment process.

Global

  • Design, develop, and deploy full stack applications using modern JavaScript frameworks (React, Node.js).
  • Build and maintain robust, scalable RESTful APIs and backend services.
  • Develop responsive and intuitive front-end UIs integrated with system APIs.

We are an early-stage contract research organization (CRO) with over 20,000 employees across 110 facilities worldwide. We support pharmaceutical, biotech, and government partners with discovery and safety assessment services that accelerate the delivery of new therapies.

$120,164–$158,617/yr
US 3w PTO

  • You will adhere to WelbeHealth Agile DevOps processes for requirements capture, architecture, design, construction, quality assurance, and deployment.
  • You will ensure features provide security and data integrity for PCI and HIPAA compliance, and participate in requirements discovery with end users.
  • You will perform peer coding and design reviews, develop design patterns, and re-engineer legacy applications using Microsoft tech stack.

WelbeHealth serves our communities' most vulnerable seniors through shared intention, pioneering spirit, and the courage to love. We are a growing healthcare organization that values our team members and offers competitive benefits.

Global

  • Build modern, scalable applications using .NET Core, ASP.NET, and C#, accelerated with AI code generation.
  • Design and implement RESTful APIs and microservices that power real-world solutions.
  • Collaborate in Agile/Scrum teams, owning code from concept to deployment using AI tools.

Trellint simplifies curbside management, offering comprehensive solutions to make parking accessible, equitable, and congestion-free. As part of Modaxo, a global technology organization, our culture values autonomy, impact, and continuous learning.

Brazil

  • Develop and maintain modern frontend applications using React and related technologies.
  • Build responsive, accessible, and high-performance user interfaces for international clients.
  • Collaborate with cross-functional teams including designers and backend engineers to deliver scalable digital experiences.

Jobgether is a recruitment platform that uses AI-powered matching to connect candidates with hiring companies. It operates with a remote-first model and a focus on fair, objective candidate evaluation.

UK

  • Maintain scalable, high-quality components and services that align with team and company goals.
  • Collaborate closely with product managers, designers, and stakeholders to translate customer needs into technical solutions.
  • Proactively monitor and improve system performance, identifying and resolving issues swiftly and effectively.

Olo is a leading SaaS platform that accelerates digital transformation in the restaurant industry by providing digital ordering, payment, and guest engagement solutions. Processing millions of orders daily, Olo is trusted by over 800 restaurant brands and fosters a culture of collaboration and innovation.

US

  • Lead technical execution for an agile software engineering team, ensuring alignment with business goals.
  • Provide hands-on leadership in architecture, coding, and engineering modernization.
  • Mentor engineers and drive adoption of AI-powered development tools and practices.

The hiring company is a partner organization seeking a Manager of Software Engineering for its US Security & IT division. The team focuses on engineering modernization and AI-enabled development practices, with a fully remote culture.

Canada

  • Design, develop, and maintain enterprise-grade full-stack applications using Python and React.js.
  • Build scalable, secure, and maintainable REST APIs and backend services using frameworks like FastAPI, Django, or Flask.
  • Develop modern, responsive, and reusable front-end applications with React.js and established best practices.

The company is a technology partner focused on enterprise-grade applications and modern tech stacks. The team is collaborative and emphasizes agile development, with a long-term opportunity for senior engineers.

Global

  • Design, build, and deliver features across C#, .NET Core, and Angular stack.
  • Write clean, maintainable code and take ownership from requirements to deployment.
  • Deploy and monitor services in AWS cloud-native environments.

Sigma Software is an IT company that partners with leading FinTech firms to build scalable solutions for embedded finance. They employ thousands of professionals globally and foster a culture of growth, collaboration, and continuous improvement.

$65,000–$115,000/yr
Global

  • Develop and maintain modern web applications using React.
  • Build responsive, user-friendly interfaces and integrate RESTful/GraphQL APIs.
  • Collaborate with designers and backend developers to improve user experience.

CareerSwift is a technology company specializing in modern web applications. They have a supportive and collaborative engineering team and offer remote work with flexible hours.

$70,000–$75,000/yr
US

  • Oversee software design, development, and testing using .NET, JavaScript, Angular, ReactJS, and databases like Elasticsearch, PostgreSQL, and SQL Server.
  • Provide production support, troubleshoot issues, and review SQL queries for performance and standards compliance.
  • Write Web APIs with token-based authentication and collaborate with developers and management on requirements and progress.

Enhesa is a leading provider of regulatory and sustainability intelligence, helping global businesses navigate compliance and sustainability landscapes. The company serves Fortune 500 multinational clients and offers a fast-paced, driven environment with flexible home-working policies.