Source Job

US

  • Design, implement, and maintain high-quality systems using Python on the backend and React / Next.js on the frontend, with emphasis aligned to your strengths
  • Lead technical design and implementation of complex, cross-team initiatives from concept through delivery
  • Act as a technical lead, building deep system knowledge and helping teams navigate architectural trade-offs

Python React Next.js

20 jobs similar to Staff Software Engineer

Jobs ranked by similarity.

$155,000–$185,000/yr
US Unlimited PTO

  • Lead the technical vision and execution for complex, cross-product initiatives.
  • Be a principal contributor on scalable backend systems, distributed architecture, and real-time data platforms.
  • Influence technical strategy, champion engineering excellence, and drive high-impact delivery across multiple teams.

Impiricus is an AI-powered HCP Engagement Engine that transforms how life sciences companies support physicians. Named the #1 fastest growing company in North America in 2025, they ethically connect HCPs to pharma resources to reduce go-to-market costs.

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.

$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 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.

5w PTO

  • Own the design, implementation, and evolution of complex product areas and backend systems.
  • Build and maintain user-facing interfaces and backend services/APIs as required by the product.
  • Lead by example in code reviews, uphold and evolve shared engineering standards, and drive improvements to the quality, structure, and maintainability of the codebase over time.

NexGen Cloud is building a next-generation GPU cloud infrastructure. They are a scale-up by design, moving fast, solving complex problems and building technology that has real-world impact, with a team of curious, driven people who care deeply about quality, ownership and collaboration.

$123,755–$152,355/yr
Canada

  • Develop/maintain/extend PartnerStack’s Vue.JS frontend and Python backend software systems.
  • Lead technical projects and be the go-to resource for the team.
  • Partner with leadership in Design and Product Management to drive constant improvements to overall product strategy

PartnerStack is a B2B partnerships network, with over 500+ companies using their platform to generate and sustain revenue. They have a high-impact and cross-team collaboration culture, empowering their teams to achieve success together.

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.

Mainstay is a market intelligence platform for managing homes in the single family rental industry. As an AI native company founded within Opendoor in 2024, they turn complex data into clarity and recently raised a Series A round led by Khosla Ventures.

Global

  • Lead multi-sprint initiatives, especially in user-facing surfaces
  • Improve system quality and dev experience by building durable abstractions
  • Drive technical direction within your team, contributing to architecture

Onebrief provides collaboration and AI-powered workflow software designed specifically for military staffs, making them faster, smarter, and more efficient. The company values ownership and excellence and operates as an all-remote company with a team spanning veterans and technologists; valued at $2.15B.

$80,570–$106,378/yr
Canada

  • Partner with product, data, and engineering leaders to design intuitive solutions for complex matching and identity problems.
  • Design and build backend services that support real-time and batch matching workflows.
  • Develop and maintain user-facing web interfaces that enable inspection, investigation, and human-in-the-loop workflows.

Wiser Solutions is the global leader in omnichannel retail intelligence, empowering over 750 global brands and retailers to gain a decisive advantage at every consumer decision point. Every day, Wiser collects and analyzes billions of online and in-store data points with 98% accuracy, offering a single trusted source of insights into pricing dynamics, promotional effectiveness, competitive activity, and retail execution.

Europe

  • Design, develop, and maintain full-stack web applications, ensuring high performance, scalability, and security
  • Implement new features and enhancements in a well-tested, maintainable, and efficient way
  • Collaborate with product managers and UX designers to create intuitive, responsive, and accessible interfaces

Exadel is an AI-first global tech company with 25+ years of engineering leadership. We have 2,000+ team members and 500+ active projects powering Fortune 500 clients, and our people are ambitious, collaborative, and constantly evolving.

North America

  • Work across the stack to build and maintain performant, scalable systems.
  • Collaborate with engineers and product managers to deliver technically robust and user-focused features.
  • Write maintainable, performant code to build reliable features that drive product value and user satisfaction.

Vantage is the first unified platform purpose-built for retail media orchestration, empowering enterprise retailers to seamlessly activate onsite, offsite, and in-store advertising. With a global presence in North America and Asia-Pacific, Vantage enables retailers to launch and grow their media networks through scalable technology and automated workflows.

$155,400–$155,400/yr
Europe 5w PTO

  • Shape the technical direction of customer acquisition and success platforms.
  • Lead cross-functional engineering efforts spanning multiple teams and systems.
  • Design, code, and review critical components across backend, APIs, and frontend.

Tem is revolutionizing the energy market by providing a direct and decentralized platform for businesses to buy renewable energy. They have saved UK businesses and generators over £25 million since launching in 2021 and are backed by top-tier VCs like Atomico and Albion.

5w PTO

  • Enhance and support our lead generation products with new features and bug fixes.
  • Develop and maintain responsive, user-friendly web interfaces while optimizing performance, accessibility and cross-browser compatibility.
  • Develop and maintain back-end code to ensure functionality and reusability.

Informa TechTarget informs, influences and connects the world’s technology buyers and sellers, to accelerate growth from R&D to ROI. We’re a vibrant community of world-class practitioners – over 2000 colleagues strong – with offices in 19 locations around the world.

$187,000–$234,000/yr
US Unlimited PTO 11w maternity

  • Be a Technical Leader for the Planning and Recruiting team, serving as the subject matter expert for the Front End architecture.
  • Define how they ship, monitor, and scale client-side applications, while mentoring engineers to help them grow their careers.
  • Partner deeply with Product Managers and Designers to understand the 'why' behind the 'what', translating complex business needs into technical specifications.

Paradigm is rebuilding the clinical research ecosystem by enabling equitable access to trials for all patients. Their team hails from a broad range of disciplines and is committed to creating equitable access to clinical trials for any patient, anywhere.

  • Plan and deliver major features and architectural improvements across the Add-ons stack.
  • Partner with Engineering management to set Operations Engineering standards.
  • Mentor engineers, sharing knowledge and delegating responsibilities to help others grow.

Mozilla Corporation shapes the internet and makes privacy-minded brands like Firefox. They are a non-profit-backed technology company with over 225 million people around the world using their products each month, and they are focused on making the internet better for people.

US

  • Drive technical strategy and architectural decisions across multiple teams and stack layers
  • Solve ambiguous, cross-cutting problems that span dashboards, mobile, AI, and backend services
  • Define and champion spec-driven development practices organization-wide

SERHANT. is the most followed real estate brand in the world, calibrated for the marketplace of tomorrow, delivering proven results for buyers, sellers, and developers. SERHANT. revolutionizes the traditional brokerage model by innovating through media and content creation and is powered by a full-service in-house film studio as well as an amplification platform.

Canada

  • Deliver software to enable new customer initiatives and own the balance between time to launch, ability to pivot, and ability to scale.
  • Learn from our customers by shipping software and understanding the market environment.
  • Collaborate with coworkers in Product, Design, Data, and Operations.

Lime is the largest global shared micromobility business, operating in close to 30 countries across five continents with a mission to build a future where transportation is shared, affordable and carbon-free. Named a 2025 Time 100 Most Influential Company, Lime continues to set the pace for shared micromobility globally.

US

  • Design and build new features and enhance existing ones, iterating quickly to bring value to customers
  • Work closely with engineers, designers, and product leaders to define direction and deliver solutions
  • Participate in defining application architecture, particularly in frontend systems and patterns

Articulate Global, LLC, is the leading SaaS provider of creator platforms for online workplace training. With more than 118,000 customers in 170 countries, they are guided by a commitment to provide the best value to customers, do right by employees, and create an equitable, empowering workplace for all.

$130,000–$150,000/yr
US

  • Collaborate with cross-functional teams to design, develop, and maintain scalable software solutions.
  • Conduct thorough testing, troubleshooting, and performance optimization to ensure software robustness.
  • Stay updated on industry best practices, emerging technologies, and healthcare regulations to maintain compliance.

Oula delivers maternity care built around our patients, offering comprehensive support before, during, and after pregnancy. Since launching in 2021, they've expanded to include Preconception and Miscarriage Care, Pregnancy Care, Postpartum Support, and Gynecology. The team is composed of clinicians, innovators, operators, and technologists passionate about setting a new standard in maternity care.

Americas

  • Lead responses to critical incidents and customer-impacting events
  • Work directly with enterprise customers
  • Collaborate across engineering, product, and support to solve urgent problems

Zapier is a company that builds and uses automation to make work more efficient. They are a remote company leading the way in AI automation and have helped small businesses increase productivity and serve their customers better through integrations and workflow automations.