Source Job

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.

Python React TypeScript Go

20 jobs similar to Sr. Application Engineer

Jobs ranked by similarity.

US Unlimited PTO

  • Design and prototype AI-assisted development techniques like code generation and test automation.
  • Partner with product and platform teams to integrate AI workflows into existing systems.
  • Mentor engineers on effective use of AI tools and contribute to technical strategy.

Hims & Hers is a leading health and wellness platform that provides personalized care from diagnosis to treatment delivery. As a public company traded on NYSE, they foster a remote-first culture with a focus on innovation and employee well-being.

$118,800–$135,000/yr
Portugal 5w PTO

  • Build and deploy AI-driven features using LLMs and recommender systems.
  • Contribute across the stack with React and Python, shipping user-facing code.
  • Work in a fast-paced iterative environment with design and product teams.

Euphoric builds AI-first employee benefits administration software for global employers. They are a fast-paced startup with a small, ambitious team and significant seed funding.

$100,000–$140,000/yr
US

  • Shape the product hands-on, partnering with Product to design and deliver core application components and critical services.
  • Build product capabilities end-to-end using Python, Next.js, and modern backend patterns, leveraging AI-assisted development tools.
  • Own technical readiness for production, including reliability, observability, performance tuning, and incident response preparedness.

CentralReach is a leading provider of autism and IDD care software for Applied Behavior Analysis (ABA), multidisciplinary therapy, and special education. Trusted by more than 200,000 users, we enable therapy providers, educators, and employers to scale the way they deliver ABA and related therapies.

$110,000–$110,000/yr
United States Unlimited PTO

  • Own problems end-to-end: drive requirements with stakeholders, leverage AI to build, and verify outcomes.
  • Write production-quality code across Python, Django, AWS, React, and PostgreSQL.
  • Iterate until the metric moves, owning adoption, monitoring, and support.

Counterpart is an insurtech platform reimagining management and professional liability for the modern workplace. We are a fully remote company backed by A-rated carriers, with a culture focused on autonomy, AI-driven development, and inclusive collaboration.

US

  • Develop and maintain full-stack application features across React frontends, Node.js services, databases, and cloud infrastructure.
  • Design intuitive, accessible user interfaces for complex workflows and data-rich applications while using AI-assisted tools.
  • Apply modern engineering practices including TDD, automated testing, CI/CD, and deliver frequent, incremental releases.

Jobgether is an AI-powered job matching platform that connects candidates with hiring companies. The company values efficiency, objectivity, and data privacy, operating in a fully remote environment with a focus on diversity and equal opportunity.

$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.

$126,700–$235,300/yr
US

  • Build full-stack applications with TypeScript, React, Python, and Go.
  • Collaborate with product, design, and customers to solve real-world problems.
  • Develop AI-powered developer tools and operate in mission-critical environments.

Istari Digital builds modern web applications, developer tools, and AI-powered workflows for aerospace and defense customers. Their remote team focuses on delivering secure, high-performance systems for mission-critical environments.

Netherlands

  • Clone, run, and debug AI-generated full-stack and frontend applications to validate functionality and identify issues.
  • Evaluate code quality, structure, readability, and adherence to engineering standards, documenting UI and logic inconsistencies.
  • Collaborate with engineers to refine code evaluation frameworks and contribute to reusable frontend components and internal tooling.

A partner company is seeking a Junior Full-Stack Engineer to work at the intersection of full-stack development and AI, focusing on improving AI systems that generate and evaluate code. They offer a fast-moving, experimental environment with strong learning and career growth potential, collaborating with experienced engineers and AI researchers.

US

  • Lead development of innovative systems using emerging technologies, focusing on AI infrastructure and full-stack web applications.
  • Build prototypes, integrate APIs, deploy to cloud platforms (AWS, Azure, GCP), and ensure cross-device compatibility.
  • Maintain high code quality through automated tests, documentation, and collaboration within a multidisciplinary team.

NBCUniversal is a leading media and entertainment company creating world-class content across film, television, and streaming, with global theme parks and news brands like NBC and Peacock. As a subsidiary of Comcast Corporation, it champions an inclusive culture and a workforce of thousands dedicated to delivering diverse content and community impact.

$165,000–$190,000/yr
US 14w maternity 8w paternity

  • Deliver impactful full-stack features that benefit Medicare brokers and beneficiaries.
  • Collaborate cross-functionally to provide constructive feedback on design mockups and product scope.
  • Identify and manage technical debt while building robust architectures to support platform scalability.

We are building healthcare tech for a system that desperately needs it, focusing on empowering independent Medicare advisors. We are a fast-growing startup with a talent-dense team, backed by notable investors, and recognized as one of Inc. Magazine's Best Workplaces of 2025.

Ireland

  • Build high-quality, scalable systems while using AI as a co-creator across the software development lifecycle.
  • Own end-to-end engineering initiatives, ensuring delivery readiness, production stability, and smooth execution.
  • Provide technical leadership and drive improvements using modern practices like DORA metrics and flow optimization.

Our partner is a company seeking a Software Craftsperson/Python/AI for a remote role based in Ireland. They emphasize an autonomous, consultative, and impact-driven engineering culture with strong expectations around ownership and technical excellence.

US

  • Design and build full-stack applications from concept to production.
  • Own the full SDLC: design, development, testing, deployment, and iteration.
  • Use AI tools to accelerate development, testing, and code quality.

Crosslake Technologies helps private equity investors and portfolio company leaders drive value creation through technology. The company operates with small, highly capable engineering pods and emphasizes core values of service, curiosity, credibility, commitment, and creativity.

  • 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.

$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.

UK

  • Design, develop, and maintain scalable applications using Python, Django, and AWS services.
  • Work across the full development lifecycle from concept to deployment in an Agile team.
  • Leverage AI tools like GitHub Copilot and Claude to accelerate delivery and enhance code quality.

CPI Card Group is a payment technology company and leading provider of credit, debit and prepaid solutions delivered physically, digitally and on-demand. They foster connections and build brands through innovative solutions including financial payment cards and SaaS instant issuance.

$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.

$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.

India

  • Lead design and development of scalable full-stack applications with cloud-native and AI technologies.
  • Build AI-enabled applications using large language models, retrieval-augmented generation, and autonomous execution patterns.
  • Collaborate with cross-functional teams to translate business needs into technical solutions and drive engineering best practices.

This role is listed on behalf of a partner company that builds advanced AI-powered enterprise applications transforming customer interactions. The company has a flexible-first work culture supporting remote arrangements and offers professional growth opportunities.

United States

  • Partner directly with customers to translate challenges into scalable AI solutions and lead technical discovery.
  • Design, build, and deploy AI applications using LLMs, cloud-native architectures, and CI/CD pipelines.
  • Mentor engineers and guide technical workstreams across multiple client engagements with strong ownership.

Jobgether is an AI-powered job matching platform connecting candidates with hiring companies. They use automated processes to evaluate applications and share shortlists with employers, emphasizing efficient, fair recruitment.

$90,000–$90,000/yr
Unlimited PTO

  • Develop high-quality software across the full stack, including React, Python/Ruby/Node, and SQL.
  • Collaborate with engineers, data scientists, and product managers, reviewing and debugging code.
  • Apply best practices, enforce design standards, and research software solutions.

Civis Analytics is a tech startup that builds software to solve complex problems for clients. The company values diversity of thought and offers tools and community for employees to do their best work.