Source Job

$156,000–$205,000/yr
US

  • Lead the design and implementation of complex software systems and integrations.
  • Develop scalable, maintainable, and secure software solutions with a focus on performance.
  • Mentor and coach junior and mid-level engineers through code reviews and design discussions.

Python REST APIs SQL AWS Distributed Systems

20 jobs similar to Senior Software Engineer (Python Expert)

Jobs ranked by similarity.

$149,670–$149,670/yr
Global 5w PTO

  • Lead technical delivery for new product categories with a hands-on approach.
  • Design systems for ambiguous, undefined categories and integrate with complex internal services.
  • Partner with commercial stakeholders and mentor engineers to raise technical standards.

Tem is rebuilding the energy transaction infrastructure to make it transparent and fair. They are a Series B company with $75M funding, serving thousands of customers and billions in transaction value.

US Unlimited PTO

  • Design and build scalable backend systems, APIs, and data pipelines
  • Own services end-to-end from architecture, development, deployment, to operation
  • Mentor junior engineers and contribute to a strong engineering culture

We transform vulnerability intelligence by helping security teams act faster with more confidence. We have a transparent, collaborative culture with a small, smart, and supportive team built on over two decades of cybersecurity experience.

UK

  • Build Production-Grade Systems: Design and implement scalable Python services powering AI-driven workflows.
  • Own Delivery End-to-End: Take ownership of features from design through to production.
  • Shape AI Agentic Systems: Build intelligent workflows using LLMs and agentic architectures.

We build production-ready AI agentic systems that reshape how financial institutions operate. We are a rapidly growing FinTech backed by major investors, recognized as Fintech of the Year for two consecutive years, with a team of experienced engineers and PhD-level AI specialists.

Global

  • Own the end-to-end technical vision for the Integration team, from concept to long-term evolution.
  • Partner with cross-functional stakeholders to translate ambiguous product goals into concrete technical strategy and execution plans.
  • Contribute production code, setting the standard for design quality, code quality, and operational rigor.

Horizon3.ai is a fast-growing remote cybersecurity company that builds the NodeZero autonomous pentesting platform. The team consists of former special operations and startup engineers who foster a culture of respect, collaboration, ownership, and results.

US

  • Design, develop, test, and maintain scalable software applications using Elixir and Python.
  • Take ownership of projects from concept through deployment and ongoing support.
  • Mentor engineers and contribute to engineering best practices and code quality.

Avandra Imaging unlocks clinical data to overcome medical challenges, bringing hope and breakthroughs that transform patient lives. With a national footprint of over 5,000 customer integrations and a market share of approximately 70%, they are building a values-driven culture focused on innovation and collaboration.

US

  • Translate SPI and system-level requirements into technical designs and production implementations.
  • Build and maintain Python-based services and AWS data pipelines supporting metrics and validation workflows.
  • Work closely with requirements, systems, and validation teams to ensure accurate implementation of safety and performance metrics.

Torc develops Level 4 autonomous semi-truck software to transform how freight moves across the world. They are a focused team dedicated to building safe, scalable autonomy for the trucking industry.

Global

  • Design, build, and maintain APIs, services, and systems, debug production issues across the stack, and own the end-to-end implementation of real-time data handling.
  • Collaborate closely with Business, Product, and Data Science teams to solve customer pain points at scale and build features customers actually use.
  • Make architecture trade-offs explicit, instrument what you build, find real bottlenecks, and pick fixes that survive the next 10× of growth.

Portcast is a venture-backed logistics technology startup building a real-time transportation visibility platform for global supply chains. Founded in 2018, the company is backed by leading technology investors and has a team of software engineers, data scientists, and logistics experts focused on making supply chains decisively actionable.

US Canada

  • Design and build backend services that power core business workflows.
  • Own projects end-to-end from early design through production and iteration.
  • Make thoughtful tradeoffs between speed, scalability, and maintainability.

Short Story is an award-winning, technology-powered retailer dedicated to petite women 5'4" and under. It is a fast-growing startup backed by leading investors, with a culture that thrives on data insights, exceptional commitment to fit, and urgency.

$160,000–$200,000/yr
US

  • Drive planning, scoping, and delivery of complex implementations, managing customer timelines and ensuring launch readiness.
  • Lead technical discovery calls, translate ambiguous requirements into scoped stories, and build trust with stakeholders.
  • Code hands-on in Python, JavaScript, and SQL to debug integrations and build custom solutions.

Federato is an AI-native platform transforming insurance underwriting by automating workflows and optimizing portfolio decisions. Founded by industry veterans, the company is well-funded by investors behind Salesforce and Zoom, fostering a fast-paced, learning-oriented culture.

Canada

  • Design, develop, and launch backend systems at scale using Python or Kotlin, ensuring high availability and performance.
  • Collaborate with product management, design, and analytics to articulate technical constraints and make data-driven decisions.
  • Foster a culture of quality and ownership through code reviews, tech talks, and mentoring team members.

Affirm is reinventing credit to make it more honest and friendly, offering flexible buy now, pay later solutions without hidden fees. The Engineering team builds scalable, performant systems to power Affirm's mission, with a focus on reliability and innovation.

$175,000–$200,000/yr
US

  • Provide technical leadership for platform infrastructure and backend architecture as the company scales its marketplace.
  • Drive platform strategy, improve system reliability and developer productivity across engineering teams.
  • Build secure, scalable solutions that support long-term growth while mentoring engineers and establishing technical standards.

PadSplit operates a marketplace that helps people find affordable housing by renting rooms in shared homes. Founded with a mission to solve housing affordability, the company has grown to a significant size and fosters a collaborative, mission-driven culture focused on impact and inclusivity.

$60,000–$80,000/yr
Global 2w PTO

  • Design and maintain scalable, high-performance systems for massive data ingestion and high availability.
  • Build resilient API integrations and advance observability with comprehensive logging and monitoring.
  • Optimize software delivery through CI/CD pipelines and foster collaborative excellence through Agile practices.

Pagefreezer provides solutions for archiving online content to ensure compliance and enable litigation. The company has been recognized as one of Canada's top employers and fosters a values-led culture.

Global

  • Design, develop, and maintain Python-based backend microservices.
  • Build and integrate REST APIs, real-time voice pipelines, and third-party services.
  • Deploy and operate services on AWS, maintain CI/CD pipelines, and containerize with Docker.

Miratech is a global IT services and consulting company that helps visionaries change the world. The company retains nearly 1000 full-time professionals, operates across 5 continents, and has a culture of Relentless Performance with a 99% project success rate.

$127,500–$165,000/yr
Canada

  • Design, build, and improve backend and platform systems driving Midnite's core product.
  • Tackle complex platform problems across scalability, reliability, service isolation, and regional readiness.
  • Collaborate across time zones with a high-ownership engineering culture, driving independent delivery.

Midnite is a next-generation sports betting and gaming platform built for a new wave of players. With over 400,000 players, we are a high-performance team operating at pace with high ownership and constant iteration.

India

  • Design and develop robust software solutions using Python for scalable and secure platforms.
  • Collaborate with engineering teams to deploy and integrate systems, ensuring performance and reliability.
  • Analyze system architecture and recommend improvements to enhance scalability and efficiency.

Our partner is a technology company building innovative digital platforms. They offer a remote, global team environment with a focus on collaboration and professional growth.

India

  • Lead the technical design and implementation of backend services for inventory, order routing, warehouse operations, and client integrations.
  • Drive AI-enabled capabilities within workflows, integrating forecasting, anomaly detection, and automation features into production systems.
  • Provide technical guidance through code reviews, architecture discussions, mentoring, and knowledge sharing with other engineers.

Jobgether is an AI-powered job matching platform that connects candidates with hiring companies. The company uses automated processes to review applications and support recruitment, with a focus on objectivity and efficiency.

$184,558–$232,617/yr
US

  • Develop highly scalable and reliable data systems on AWS cloud platform for data-centric products.
  • Collaborate with Data Science teams to incorporate Machine Learning algorithms using Python and data engineering tools.
  • Lead and mentor team members, contribute to Agile cycles, and ensure timely delivery of documented software.

Experian is a global data and technology company that powers opportunities for people and businesses worldwide. With 22,500 employees across 32 countries, they foster a culture of innovation and data-driven solutions.

Canada Unlimited PTO

  • Design and build the backend services that power Operator, a system that helps engineering teams search company knowledge and surface design decisions.
  • Develop scalable retrieval pipelines, integrate structured and unstructured engineering data, and improve search quality and knowledge retrieval performance.
  • Collaborate with AI, Product, Design, and Engineering teams to deliver customer-facing capabilities and mentor teammates through code reviews and technical leadership.

CoLab is an AI platform that helps mechanical engineering teams bring life-changing products to market faster by driving stronger engineering decisions. It is a rapidly scaling company recognized on Deloitte's Fast 50 and Fast 500, and named a Canadian company to watch by The Globe and Mail and Financial Post.

$65,000–$85,000/yr
US

  • Spearhead custom technical solutions for client onboarding, designing sustainable data integrations beyond core product development.
  • Collaborate with the Implementations team to evaluate client data, define scope, and establish timelines and effort estimates.
  • Write robust, scalable code adhering to best practices, and create reusable tools to enhance operational efficiency.

TrueAccord, a wholly owned subsidiary of TrueML, transforms debt resolution using machine learning and a human-based approach to guide lenders and consumers toward financial health. With a world-class leadership team and proprietary predictive models, they serve millions of Americans annually.

Brazil

  • Design, develop, and maintain scalable backend services, APIs, and cloud-native applications using Python.
  • Build and optimize distributed systems, payment processing workflows, and backend infrastructure.
  • Mentor engineers through code reviews, technical guidance, and knowledge sharing.

The company develops AI-driven financial technology solutions for businesses globally. It offers a fully remote work environment with a collaborative and innovative engineering culture.