Source Job

$160,000–$180,000/yr
US

  • Lead the development of robust, scalable, and maintainable software solutions.
  • Design and implement responsive user interfaces using React and TypeScript.
  • Build and optimize high-performance backend services using C# .NET and Node.js.

React TypeScript C# .NET Node.js

20 jobs similar to Senior Software Engineer

Jobs ranked by similarity.

$160,000–$200,000/yr
US UK

  • Develop backend services and APIs using C#/.NET Core.
  • Build secure, responsive, and maintainable frontend applications using React.
  • Implement 3D visualization and data-driven UI experiences using Three.js.

Slingshot Aerospace's mission is to make space safer and more secure for everyone. They are a team of builders, thinkers, and problem-solvers who move fast and believe the best ideas can come from anywhere.

India

  • Independently guide the technical direction and implementation from conceptualization to deployment.
  • Evaluate trade-offs between correctness, robustness, performance, and customer impact.
  • Create and lead the team's technical documentation and repository management practices.

3Pillar is dedicated to engineering solutions that challenge conventional norms. They are an elite team of visionaries shaping the tech landscape for clients and setting global standards.

US

  • Ensure the technical feasibility of UI/UX designs
  • Contribute to the development and support of a modern React web application
  • Build reusable code, components, and libraries for future use

Our client is a leader in software development. They foster collaborative development teams to create innovative solutions.

  • Define the long-term architectural roadmap for our web client and frontend platform, ensuring it aligns with global business objectives.
  • Lead design investigations and prototype complex system integrations to resolve technical uncertainties and de-risk major platform initiatives.
  • Establish and uphold high standards for software craftsmanship, performance optimization, and architectural consistency across multiple teams.

Kinaxis is a global leader in modern supply chain orchestration, powering complex global supply chains, and supporting the people who manage them. With over 2000 employees around the world, they are trusted by renowned global brands to provide the agility and predictability needed to navigate today’s volatility and disruption.

$4,400–$4,900/mo

  • Design and build high-quality, maintainable user interfaces using JavaScript/TypeScript and React.
  • Develop and maintain Python-based backend APIs that support frontend workflows and product capabilities.
  • Translate business rules, pricing logic, and data dependencies into intuitive user experiences and reliable API integrations.

OpenX is focused on unleashing the full economic potential of digital media companies. They build digital advertising markets and technologies designed to deliver optimal value to publishers and advertisers. At OpenX, they have built a uniquely experienced team.

$107,000–$130,000/yr
US 4w PTO

  • Deliver against commitments with a focus on quality and communicate blockers proactively.
  • Diagnose and resolve technical issues, leveraging debugging tools to maintain application reliability.
  • Participate actively in Agile ceremonies and workflows, contributing to iterative delivery.

Bloomerang champions the power and potential of nonprofits, igniting next-level impact with the team and technology built for purpose. They are home to some of the most innovative and skilled individuals in the workforce today with a mission-driven culture built on core values.

$114,800–$160,000/yr
US Canada 4w PTO

  • Own the technical vision and direction for your domain, ensuring the team builds scalable and maintainable solutions.
  • Diagnose and resolve complex technical bottlenecks to maintain the performance of SaaS applications.
  • Mentor junior and mid-level engineers to foster deeper technical skills and an ownership mindset.

Bloomerang provides a giving platform and support to help nonprofits raise and retain more. They foster a mission-driven culture built on the values of Simplify, Care, and Act and strive to empower nonprofits to achieve maximum impact.

$157,000–$193,000/yr
US

  • Design, build, and operate cloud-native applications with an emphasis on reliability.
  • Embed automated testing, observability, and operational ownership into feature delivery.
  • Collaborate with product engineering teams to champion event-driven best practices.

Topstep provides training and insights to both new and experienced traders, facilitating payout requests. They foster a collaborative culture with open communication and offer various perks to support employee well-being and professional growth.

Canada

  • Ship full-stack features in C# .NET and React that meet the company’s quality, performance, and UX standards.
  • Translate user needs into delightful experiences that solve real problems, in close partnership with Product and Design.
  • Deliver data layers (PostgreSQL and MongoDB) that perform reliably at scale, with models and queries built to support large datasets.

ShareGate is the leading Microsoft 365 migration and governance platform, trusted by over 100,000 IT pros for its unmatched simplicity. ShareGate is developed by Workleap Technologies, a Montréal‑based software company, where challenges fuel our creativity, fast-paced environments keep us sharp, and pushing boundaries is just part of how we operate.

US Canada Mexico Brazil

  • Design, develop, and maintain modern web applications using React.js, TypeScript, and Node.js.
  • Build scalable backend services, APIs, and serverless applications using AWS technologies.
  • Collaborate with cross-functional teams to translate business and technical requirements into scalable solutions.

Serverless Guru LLC helps companies build modern cloud-native applications. They foster a collaborative, innovative, and engineering-focused culture.

LATAM

  • Build and maintain React components and content blocks for customer-facing web experiences.
  • Develop and optimize server-side rendering and static site generation workflows using Next.js or similar frameworks.
  • Implement and maintain integrations with backend services through REST APIs and GraphQL.

The company is focused on developing a Help Center application and related web platform initiatives. This is a contract position requiring 40 hours per week, aligned with specific time zones and business needs.

US

  • Collaborate with teams to design, develop, and support existing and new functionalities.
  • Write high-quality code following best practices for coding, compliance, security, and performance.
  • Contribute to software development, emphasizing architecture, design, quality, and implementation.

HungerRush is a leading provider of integrated restaurant technology solutions, offering the HungerRush 360 cloud POS system. They integrate digital ordering, delivery management, customer engagement, and payment processing for restaurants, focusing on AI to streamline development and improve decision-making.

$63,400–$82,420/yr
Europe

  • Ship production-ready code across the full stack, from API and data layer to UI.
  • Collaborate on the upcoming migration from Ember to React.
  • Diagnose and fix scaling, performance, and reliability issues on our platforms.

Uplisting, established in the UK in 2017, provides a platform for hosts and operators to streamline operations and unlock growth. As of 2023, Uplisting joined the AirDNA community with a mission to empower the next generation of short-term rental creators.

US Unlimited PTO

  • Design, code, test, and debug new software applications and enhance existing systems.
  • Collaborate with product managers, designers, and other engineers to define and ship new features.
  • Troubleshoot and resolve software defects and production issues, ensuring high-quality solutions.

Teal Health is dedicated to providing women with the tools, access, and resources needed for informed health decisions, beginning with cervical cancer screenings. The company has created the first FDA-authorized at-home cervical cancer screening, offering a comfortable and convenient alternative to in-office pap smears via its patented Teal Wand collection device and telehealth platform.

$125,000–$145,000/yr
US

  • Write secure, maintainable, production ready code that meets internal standards and industry best practices
  • Enhance and extend existing products including complex reporting queries, large dataset processing and Microsoft Graph or third party API integrations
  • Design and build scalable APIs that integrate with internal and external services

Patch My PC improves lives by providing a solution for IT and Security teams to automate, manage, deploy, and report on third-party updates. It is a fully remote company of 150 GIF-loving humans that supports over 10,000 customers and more than 30 million devices.

Europe

  • Design, develop, test and deploy new features using technologies such as React, Typescript, Playwright, Vitest and Buildkite.
  • Own your own code, respond to incidents and participate in on-call rotation and participate in root-cause-analysis for incidents.
  • Manage your work through the use of Github, Jira, and Twilio’s build/deploy systems.

Twilio is shaping the future of communications. They deliver innovative solutions to hundreds of thousands of businesses and empower millions of developers worldwide to craft personalized customer experiences. Twilio is dedicated to remote-first work, with a strong culture of connection and global inclusion.

$195,000–$257,000/yr
US

  • Partner with Product and Design to define, build, and evolve user experiences across the full stack.
  • Own and evolve both frontend and backend architecture to ensure scalability and performance.
  • Lead the design and implementation of complex frontend systems using React, TypeScript, and Next.js.

EarnIn builds products that deliver real-time financial flexibility. They are a fast-growing company with experienced leadership and world-class funding partners.

US

  • Lead the design and delivery of complex web initiatives from ideation and architectural design through rollout and iteration.
  • Drive improvements in user acquisition by optimizing browsing experiences and login flows.
  • Architect and implement scalable, high-performance frontend systems using React and Next.js.

Truelogic is a leading provider of nearshore staff augmentation services headquartered in New York delivering top-tier technology solutions to companies of all sizes. Its team of 600+ highly skilled tech professionals, based in Latin America, drives digital disruption by partnering with U.S. companies.

  • Design and develop scalable, maintainable web applications using .NET and Angular, ensuring modern and reusable front-end and back-end solutions.
  • Build and enhance backend services and integrations leveraging Java (preferred), Node.js, or Python to support enterprise-grade applications.
  • Participate in technical design and architecture discussions, contributing to decisions that shape long-term system scalability and performance.

NBCUniversal is one of the world's leading media and entertainment companies that creates world-class content, which we distribute across our portfolio of film, television, and streaming. We own and operate leading entertainment and news brands including NBC, NBC News, Telemundo and Peacock.

US Latam

  • Develop, test, debug, and maintain scalable application features aligned to ticket specifications and business requirements.
  • Contribute to Portal 2’s API-driven architecture using modern development patterns and cloud-native technologies.
  • Build maintainable backend services and frontend experiences that prioritize performance, reliability, and usability.

RYZ Labs is a startup studio founded in 2021 by two lifelong entrepreneurs. They focus on early-stage company creation, attracting bright talents to build industry-defining companies using cutting-edge cloud computing technologies to create scalable and resilient applications.