Source Job

US

  • Design, build, and ship end-to-end product features across frontend and backend systems.
  • Lead the development of complex, data-heavy user interfaces.
  • Build and evolve backend services and APIs that integrate with internal systems.

React TypeScript Python FastAPI Django

20 jobs similar to Senior Full-Stack Software Engineer

Jobs ranked by similarity.

US Canada

  • Design, develop, and maintain scalable web applications using JavaScript, TypeScript, React, and Next.js
  • Build and support backend services and APIs using Python
  • Develop, containerize, and deploy applications using Docker within complex infrastructure environments

Quantiphi is an award-winning Applied AI and Big Data software and services company, driven by a deep desire to solve transformational problems at the heart of businesses. Headquartered in Boston, with 4,000+ professionals across the globe, they foster a culture built on transparency, diversity, integrity, learning and growth.

$120,000–$160,000/yr
US

  • Build internal dashboards and tools that help media buyers and strategists manage client accounts more efficiently
  • Develop AI-powered features using large language models (LLMs) to automate creative analysis, campaign reporting, and workflow tasks
  • Create integrations with advertising platforms including Facebook Ads API, Google Ads API, and other marketing technology tools

Lilo Social is a full-funnel eCommerce growth agency that specializes in acquisition and retention for direct-to-consumer brands. With a team of over 50 professionals, they deliver best-in-class paid media, email marketing, and creative services to help brands scale profitably.

Global

  • Design, develop, and maintain server-side applications using Node.js, Go, or Python.
  • Build modern user interfaces with ReactJS.
  • Design and develop APIs following best practices.

Software Mind develops solutions that make an impact for companies around the globe. They build cross-functional engineering teams that take ownership and crave more, always on the lookout for talented people who bring passion and creativity to every project.

Global

  • Design, develop, and maintain scalable web applications and services across the full stack.
  • Build intuitive and responsive user interfaces using React.js with JavaScript/TypeScript.
  • Develop backend services and APIs using Python or Node.js, integrating with SQL/NoSQL databases and cloud services.

Sigma Software builds high-quality software for global companies, combining modern technologies with a culture of innovation. They are a skilled, collaborative team working on complex integrations and scalable systems in a fast-paced environment.

$172,279–$291,466/yr
Global

  • Partner with cross-functional teams to create innovative features and developer experiences with our APIs
  • Rapidly prototype and implement new product features from ideation to production
  • Collaborate closely with early access developers to deliver scalable and efficient API features

Quora's mission is to grow the world's collective intelligence, providing platforms like Quora and Poe for knowledge sharing and AI interaction. They foster a culture of transparency and collaboration within their global teams, encouraging idea-sharing and experimentation.

$130,000–$160,000/yr

  • Integrate user payment functionality and develop dashboards that manage personal and private user data.
  • Build automated workflows using custom LLMs to analyze and review customer data.
  • Work with external APIs to develop a marketplace where entrepreneurs can sell or market products directly on the platform, including observability and system health monitoring.

US Black Chambers Community Economic Development Corporation (USBC CEDC) supports the financial education and training needs of the U.S. Black Chambers, Inc. (USBC). They are committed to providing visionary leadership and advocacy in the realization of economic empowerment.

Costa Rica

  • Design, build, and maintain web applications across the stack.
  • Collaborate with cross-functional teams to ship high-quality software.
  • Develop RESTful APIs using Python and work with PostgreSQL databases.

We are a collaborative, fast-paced environment where engineers' ideas matter and build innovative features and exceptional client solutions. The company fosters innovation, teamwork, and the development of high-quality and client-focused solutions in the web application space.

US

  • Own and evolve Moxie’s frontend and backend architecture.
  • Act as a hands-on technical leader, working on the highest-impact problems.
  • Partner with product, design, and engineering leadership to translate business goals.

Moxie empowers ambitious aesthetic entrepreneurs to build profitable, independent practices. They are a global, remote-first team of more than 140 people, supporting hundreds of practices nationwide, with a purpose to unlock sustainable success for aesthetic entrepreneurs, at every stage of their journey.

$90,000–$120,000/yr
US

  • Build and maintain seamless user journeys.
  • Collaborate with our Head of Design to turn high-fidelity prototypes into responsive, accessible web experiences.
  • Work with the Head of Product to rapidly execute features that enhance the homeowner experience and platform capabilities.

Nada is an award-winning FinTech platform on a pioneering mission to unlock the $34 trillion in wealth trapped in homeowner equity. As the first platform to secure SEC qualification for this innovative asset class, they also empower investors to access the residential real estate market through their managed funds.

US Canada Unlimited PTO

  • Own and evolve Boulevard’s frontend architecture, guiding patterns for modularization, composition, and scalability across multiple product surfaces.
  • Lead the technical design of multi-team initiatives, ensuring frontend and backend systems are aligned, resilient, and extensible.
  • Define and steward architectural standards for frontend development (React, TypeScript, build systems, design systems, and performance).

Boulevard provides the first and only client experience platform for appointment-based, self-care businesses, empowering customers to give their clients more of the magical moments that matter most. The company values diverse backgrounds and celebrates being open about who they are and what they do, believing in equal opportunity for all.

$140,000–$190,000/yr
US

  • Develop and enhance our React and NextJS website, building new features, optimizing existing functionality, and ensuring high performance.
  • Partner with backend engineers working in PHP and Clojure to design cohesive end-to-end features.
  • Lead projects of varying complexity, driving them from inception to delivery, collaborating closely with Product Managers and fellow engineers.

Splash Financial helps people with debt by refinancing loans through a network of credit union and bank partners. They have refinanced over $6 Billion in loans and raised over $135 million from investors; they operate like a startup — fast-paced, nimble, and full of heart.

$125,000–$145,000/yr
US

  • Building out new and enhancing existing internal tools, consumer facing websites & newsletter experiences
  • Collaborating with Product Managers, Product Designers and other engineers to plan, design and implement business requirements
  • Proposing and implementing new tools and technologies to accomplish product objectives

Morning Brew Inc. mixes what you need to know with its unique brand of wit to attract, and build real relationships with, the next generation of business leaders. The Morning Brew team is clever, creative, and growing fast.

Europe

  • Take ownership of complex frontend features end-to-end.
  • Push the boundaries of what’s possible with modern frontend technologies and build pixel-perfect, visually refined UI.
  • Collaborate closely with Product, Design, and Backend teams to translate ideas into elegant, performant user interfaces.

They are an exciting and challenging work environment with real impact and ownership. They are one of Europe’s fastest-growing Series A startups.

$150,000–$180,000/yr
Latin America

  • Design and build cloud-native APIs, services, and front-end experiences.
  • Contribute to key architectural decisions and lead mid-sized engineering projects.
  • Collaborate with cross-functional teams to deliver AI-powered workflows and product experiences.

Luxury Presence is a digital platform revolutionizing the real estate industry. They empower real estate professionals to grow their business and deliver exceptional client service. Founded in 2016, Luxury Presence has grown to a global team and has been ranked on the Inc. 5000 fastest-growing companies list three years in a row.

Global

  • You will work with product and UX design teams to implement and launch core features for the Slush Wallet.
  • Collaborate closely with product and design teams to translate product vision into reality.
  • Stay up-to-date with the latest frontend trends and technologies, and participate in technical discussions.

Mysten Labs is creating foundational infrastructure to accelerate the adoption of decentralized protocols based on blockchain technologies. The company raised a $300M Series B round from top Silicon Valley led venture funds and is building the future of web3.

$143,800–$210,900/yr
US 6w PTO

  • Design and develop web applications using modern frontend frameworks like Svelte
  • Build intuitive and user-friendly interfaces that delight users
  • Develop and maintain backend APIs using tools like FastAPI

Gray Swan protects organizations from emerging AI security threats by building real-time threat detection, automated validation, and adaptive defenses for AI labs and enterprises. They are a team of approximately 25 well-funded people and growing fast and value autonomy, responsibility, and moving fast.

US

  • Lead the design and development of core platform features using Python.
  • Build scalable, reliable backend services, integrating with a cloud-based architecture.
  • Implement front-end features and help manage a growing React project in TypeScript.

Agiloft is a global leader in data-first contract lifecycle management (CLM) software, helping organizations manage the end-to-end contract process. They are a growing and vibrant company at the forefront of the market, with nearly 100% customer satisfaction and a commitment to a diverse and inclusive workplace.

$230,000–$270,000/yr
US Unlimited PTO 12w maternity

  • Design, build and launch new multi-product features and improve the overall quality of SmarterDx’s apps
  • Design, build and launch reusable frontend components that are fully featured, responsive, and accessible to improve the overall quality of SmarterDx’s apps
  • Collaborate across disciplines to understand our users and iterate on new ideas

SmarterDx, a Smarter Technologies company, builds clinical AI that is transforming how hospitals translate care into payment. Founded by physicians in 2020, their platform connects clinical context with revenue intelligence. SmarterDx has a fast-moving, high-impact environment where you can focus on what matters with smart, supportive, and mission-driven colleagues.

$180,000–$200,000/yr
US

  • Ship end-to-end features across our Next.js frontend and Python API backend.
  • Design and build systems for media creation: asset ingestion, processing, preview generation, rendering/export, and AI-assisted workflows.
  • Own technical outcomes : take ambiguous requirements and turn them into scalable, maintainable implementations.

They are building a modern, browser-based media creation suite designed for rapid iteration in an AI-driven world. This is a startup environment with a small team, high ownership, and fast shipping that is shifting paradigms.

US Unlimited PTO

  • Lead complex projects with multiple stakeholders and engineers to enable our business and team to scale
  • Evolve our frontend build system: bundlers, static analysis, caching, package management, and monorepo tooling
  • Develop and scale our frontend testing strategy (unit, integration, visual regression, and E2E)

Vanta's mission is to help businesses earn and prove trust by enabling companies to improve and prove their security with ease. They have a kind and talented team, and while some have prior security experience, many have been successful without it.