Source Job

$131,186–$180,381/yr
US

  • Lead, define, and develop full-stack software systems for large-scale safety research and evaluation platforms.
  • Implement service boundaries, data model evolution, and integration patterns across platforms.
  • Set technical direction, mentor junior engineers, and foster a collaborative work environment.

React Python PostgreSQL API Design AI Coding Tools

20 jobs similar to Lead Software Engineer

Jobs ranked by similarity.

$126,279–$157,849/yr
US Unlimited PTO 12w maternity 12w paternity

  • Lead complex consulting engagements from discovery to production, building high-quality, maintainable software collaboratively.
  • Mentor colleagues and share knowledge, while actively seeking and giving feedback to foster a culture of continuous learning.
  • Drive architecture and design discussions, balancing technical considerations with product and user needs.

8th Light is a technology solutions consultancy that partners with organizations from startups to large companies. They foster an open, collaborative culture with continuous education and mentorship.

$150,000–$190,000/yr
US Unlimited PTO

  • Lead design and architecture of scalable backend services and modern full-stack applications using Python and React/Next.js.
  • Drive technical leadership across complex initiatives, mentoring engineers and establishing engineering best practices.
  • Partner with Product, Design, and Data teams to deliver AI-powered solutions that advance healthcare engagement and patient outcomes.

Impiricus is the first AI-powered HCP Engagement Engine that ethically connects life sciences companies to physicians. Named the #1 fastest growing company by Deloitte in 2025, we are a fast-growing company guided by a council of over 2,000 HCP advisors.

$130,000–$170,000/yr
US Unlimited PTO

  • Design, build, and maintain full-stack applications using React and Python with PostgreSQL.
  • Build and deploy scalable cloud infrastructure on AWS using Terraform and CI/CD pipelines.
  • Practice Test-Driven Development and apply Spec-Driven AI Development to accelerate delivery.

Incisive is building a better model for restorative dentistry by partnering with independent dental practices. They have over 600 doctors nationwide, retain over 95% year over year, and are growing fast.

$128,700–$153,400/yr
US 6w PTO

  • Influence: Makes an impact on the whole team, not just on specific parts of it.
  • Technology: Researches, creates proofs of concept, and introduces new technologies.
  • System: Owns the technical design, development, maintenance, and operational responsibilities for one or more projects or products.
  • People: Mentors others to accelerate their career-growth and encourages them to participate.

Bellese is a mission-driven Digital Services Company pioneering innovative technology solutions in civic healthcare. With a focus on service design, the company aims to improve public health outcomes and includes a team dedicated to the QMARS program at CMS.

India

  • Translate ambiguous stakeholder requirements into structured solutions, user flows, and deliverables.
  • Build and ship end-to-end features across backend and frontend with full ownership and rapid prototyping.
  • Collaborate autonomously in a low-process environment, balancing speed with long-term quality.

Smart Working connects skilled professionals with global teams for full-time, long-term remote roles. They are a remote-first company with a community-driven culture, rated highly on Glassdoor.

Global

  • Participate in the full development lifecycle of Coop: design, implementation, testing, documentation, and release.
  • Implement new features prioritized by community feedback, emerging challenges in online safety, and ROOST's roadmap.
  • Engage with the ROOST community across GitHub, Discord, and Working Group meetings with kindness and professionalism.

ROOST builds open source safety infrastructure for the AI era. It is a community-backed organization with dedicated technical teams and leading experts, focusing on scalable and resilient safety tools.

India

  • Build end-to-end features from database to UI across the customer-facing web app, APIs, and integrations.
  • Drive requirements from ambiguous asks to concrete specs and shipped outcomes in tight feedback loops.
  • Use AI tools like Claude Code for efficient execution and own the quality bar for every PR.

CertifID protects large real estate transactions from fraud by operating at the intersection of identity, payments, and fraud prevention, serving title, escrow, and lending markets. With 1.46 million transactions protected in 2025, they have a growing, product-focused engineering team.

$160,000–$180,000/yr
Global Unlimited PTO

  • Drive self-serve product offerings to bring prospective customers into our products and grow new revenue.
  • Design and update systems using good design patterns on both frontend and backend for extensibility and evolution.
  • Ensure data integrity and reliability of frontend surfaces and application stacks.

People Data Labs is a provider of people and company data, integrating thousands of compliantly sourced datasets into a developer-friendly source of truth. The company values extreme ownership and teamwork, focusing on building data products for data teams and independent developers.

$190,000–$240,000/yr
Global

  • Own the technical vision for your domain systems, ensuring sound architecture and evolution.
  • Partner with a Technical Product Manager to break initiatives into projects and write high-level technical requirements.
  • Set and maintain technical standards across the engineering organization through peer review and collaboration.

Counterpart is a technology company building software for the insurance industry. The company is remote-first, values inclusivity, and fosters a culture of collaboration and technical excellence.

$170,000–$180,000/yr
US

  • Lead technical discovery, scoping, and execution of complex features in collaboration with cross-functional teams.
  • Own features end-to-end, breaking down large initiatives into actionable engineering milestones.
  • Champion high engineering standards through thorough code reviews, architectural discussions, and mentorship.

Vida is a virtual, personalized obesity care provider that uses evidence-based treatment to help patients manage obesity and related conditions. The company employs a diverse team of healthcare professionals and is trusted by Fortune 100 companies, major national payers, and large providers.

$84,680–$94,170/yr
Canada Unlimited PTO

  • Build and ship end-to-end features, from RESTful APIs to responsive frontend components, using Python/Django and TypeScript/React.
  • Develop scalable backend services and create high-quality frontend experiences with reusable, performant UI components.
  • Champion code quality through clean, testable code and actively participate in code reviews to elevate the team.

Procurify is the AI-enhanced procurement and AP automation platform for mid-market organizations. We are a remote-first company with a big heart and a strong ambition to modernize business spend management.

US

  • Build and maintain vertical slices of business capability including React frontends, Node services, Prisma schemas, and AWS infrastructure.
  • Own the user experience for complex, policy-laden workflows, ensuring multi-step wizards and data-dense interfaces are simple and intuitive.
  • Operate in an always-green main branch environment, shipping small, reviewable changes to stakeholders constantly.

Redhorse Corporation is a solution-driven company delivering data insights and technology solutions to customers with missions critical to U.S. national interests. They are a team of thoughtful, skilled professionals who thrive as trusted partners building technology-agnostic solutions for difficult and important mission sets.

Europe US East Coast

  • Lead the Code Plane team, owning products like Batch Changes, Agentic Batch Changes, Code Monitors, Code Insights, and src CLI.
  • Set technical direction, drive roadmap from issue to shipped, and keep team unblocked while working with customers and cross-functional partners.
  • Use 8+ years of software engineering experience and hands-on AI expertise to shape dev tools for the agentic age of coding.

Sourcegraph is the world's most powerful code intelligence platform, providing Code Search, Deep Search, and MCP to help developers and agents navigate and operate on large codebases. Backed by a16z, Sequoia, and Redpoint, we operate as a globally distributed team that values high agency, direct communication, and a deep love for developers.

$112,420–$128,480/yr
Canada 4w PTO

  • Leading the design and development of full stack features for an AI-powered web application using Python, React, Redux, PostgreSQL, and AWS.
  • Defining the technical vision and architectural principles for AI/ML systems, driving innovation through research and prototyping.
  • Ensuring security, scalability, and observability best practices across cloud architecture while mentoring junior engineers.

PolicyMe is Canada's leading digital insurance solution, offering straightforward and affordable financial protection for families. Founded in 2018, the company has grown exponentially, selling over $10 billion in coverage, and operates with a remote-first culture attracting top talent across Canada.

US

  • Lead and mentor a team of software engineers, driving full-stack systems design and AI-enabled development.
  • Build intuitive front-end experiences with React and secure back-end services using Express.js and Prisma ORM.
  • Champion automated testing, code quality, and rapid prototyping while enforcing production-grade standards.

LMI is a digital solutions provider dedicated to accelerating government impact with innovation and speed. Headquartered in Tysons, Virginia, LMI serves defense, space, healthcare, and energy sectors with a focus on agility and collaboration.

US

  • Lead independent test and evaluation research programs in NLP and LLM safety to protect the public from AI system harms.
  • Develop competitive research proposals, secure funding, and serve as principal investigator for digital safety research programs.
  • Analyze experimental results, design research challenges, and host workshops at leading AI safety conferences.

UL Research Institutes is a nonprofit organization dedicated to advancing safety science research to create a more secure and sustainable world. With a global reach and a century of experience, they foster a collaborative and scientific culture to address critical safety issues.

Global Unlimited PTO

  • Design, develop, and maintain application features using Python and React/TypeScript.
  • Contribute to full-stack development including Go and AI-assisted tools.
  • Collaborate with the engineering team to ship production-quality code quickly.

CIQ builds enterprise infrastructure for high-performance computing, AI, and cloud-native orchestration. They are a company of builders and open source practitioners with a collaborative culture.

US

  • Lead frontend and fullstack implementation workstreams for carrier and enterprise partner integrations, owning architecture and delivery from kickoff through production.
  • Architect scalable UI layers and API integrations, setting reusable patterns for partner-facing surfaces across implementations.
  • Champion engineering excellence through comprehensive testing strategies, security-first thinking, and AI coding tool best practices.

Bestow is a leading vertical technology platform that modernizes life insurance by unifying the legacy value chain for carriers. Backed by investors like Goldman Sachs and trusted by major insurers, Bestow is powered by a team that moves with precision, purpose, and heart.

  • Design, build, and own user-facing features in React and TypeScript, setting the technical direction and quality bar for the frontend.
  • Use AI and agentic development tools like Claude to move quickly and establish best practices for AI-assisted development.
  • Dip into Go for backend services, collaborate with stakeholders, and contribute to product roadmaps.

Sardine is the leading agentic risk platform for fighting financial crime, unifying data to stop fraud and automate operations. With over 6 billion profiled devices, 800 million consumers, and 3 million businesses, Sardine is a rapidly growing company with a remote-first culture that values performance and flexibility.

$125,000–$145,000/yr
US

  • Build and ship product features across React, .NET Core/Python, and supporting infrastructure from design through operation.
  • Bring concrete tradeoffs to design discussions on performance, complexity, blast radius, and time-to-ship.
  • Operate what you build: instrument it, respond to alerts, and close the loop on issues that surface after release.

Ellevation develops software to help educators serve English Learners in K-12 school districts. The company partners with over 2,000 school districts and merged with Curriculum Associates in 2021, operating independently with a mission-driven, collaborative culture.