Source Job

Canada Unlimited PTO

  • Design and develop scalable backend services for AI-powered product capabilities.
  • Build and optimize retrieval pipelines, search infrastructure, and cloud-native services.
  • Collaborate with cross-functional teams to deliver customer-focused solutions.

Python Backend Development APIs Distributed Systems Databases

20 jobs similar to Senior Back End Developer

Jobs ranked by similarity.

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.

Canada

  • Design, build, and maintain scalable backend systems, APIs, and distributed services supporting growth initiatives.
  • Own complex projects from design to deployment, ensuring high quality, scalability, and operational excellence.
  • Collaborate with product, data, and engineering teams to translate business goals into robust technical solutions.

Our partner is a technology company that builds a backend platform powering user acquisition, engagement, and lifecycle growth. They foster a remote-first culture and prioritize engineering excellence, collaboration, and ownership.

US 12w maternity 12w paternity

  • Design and develop scalable backend services and APIs for the Customer Data Platform and AI ecosystem.
  • Build secure, high-performance service layers on top of PostgreSQL, Snowflake, and other enterprise data platforms.
  • Partner with Data Engineering and ML Ops teams to support model serving, data products, and operational data systems.

National Debt Relief is a leading debt settlement organization that helps consumers overcome overwhelming debt. They have helped over 450,000 people settle over $10 billion of debt and foster a team-oriented environment with growth opportunities and employee mentorship programs.

Canada Unlimited PTO

  • Design and implement scalable, secure, and high-performance backend systems and APIs supporting AI-driven security and pentesting.
  • Collaborate with product, frontend, and infrastructure teams to define system architecture and translate requirements into robust technical solutions.
  • Optimize application performance, scalability, and security across distributed and cloud-native environments.

The company is a partner of Jobgether, specializing in AI-driven cybersecurity and vulnerability detection. It is a highly technical, fast-paced environment focused on solving complex scalability and security challenges at enterprise scale.

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.

India

  • Lead the design and evolution of highly scalable backend platforms.
  • Combine hands-on engineering expertise with architectural leadership.
  • Mentor engineering teams and establish engineering standards.

Our partner is a technology company building scalable backend platforms. They are a growing organization with a focus on engineering excellence and collaboration.

Canada

  • Design, develop, and deploy production-grade AI-powered backend systems.
  • Integrate large language models and machine learning models into scalable architectures.
  • Optimize system performance and implement strong testing practices.

Our partner company is building advanced AI-powered systems to create meaningful customer value. The team operates in a high-autonomy, fast-moving environment focused on production-ready AI solutions.

$130,000–$155,000/yr
United States Canada

  • Design, develop, and deploy highly scalable backend services using Python.
  • Collaborate with cross-functional teams to translate business requirements into technical solutions.
  • Optimize application performance and mentor junior engineers to ensure code quality and team growth.

Left Field Labs is a creative technology agency that builds transformative digital experiences for ambitious brands like Google, Amazon, and Meta. Since 2008, we've delivered end-to-end digital transformation services, fostering a culture of innovation and collaboration in a remote-first environment.

$212,500–$255,000/yr
US Unlimited PTO

  • Architect and evolve scalable backend systems using Python and modern technologies.
  • Build distributed, data-intensive systems with high performance and operational excellence.
  • Collaborate with product, data, and machine learning teams to integrate AI/ML capabilities.

This partner company builds large-scale, data-intensive systems for next-generation digital experiences. It fosters a collaborative, remote-first culture focused on innovation, performance, and long-term impact.

Global

  • Design, develop, and maintain RESTful APIs and microservices using Python and cloud technologies on AWS.
  • Integrate third-party solutions like Pindrop and support contact center transformation initiatives including Amazon Connect.
  • Implement CI/CD pipelines, set up monitoring and observability, and contribute to infrastructure automation using CloudFormation and Terraform.

Miratech is a global IT services and consulting company that helps visionaries change the world by supporting digital transformation for large enterprises and startups. The company retains nearly 1,000 full-time professionals, operates in 25 countries, and has a culture of Relentless Performance with a 99% project success rate since 1989.

Canada

  • Define technical strategy for your team on a year-long scale, tying it to critical business projects.
  • Collaborate across teams in product development, ensuring technical sustainability and managing trade-offs.
  • Foster a culture of quality and ownership through code review standards, design advocacy, and mentorship.

Affirm is a financial technology company that offers buy now, pay later services without hidden fees. They are a remote-first company with a global engineering team, focused on honest and friendly credit.

$114,300–$139,700/yr
UK

  • Design, develop, test, monitor and maintain backend services for our systems.
  • Build clean, efficient, and well-documented APIs for web and mobile applications.
  • Write high-quality, maintainable code with a focus on reliability, scalability, and performance.

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

Unlimited PTO

  • Design, develop and maintain services written in Go and Python powering ExtraHop's products.
  • Lead and participate actively in agile development processes, code reviews, and technical strategy discussions.
  • Provide technical leadership to junior team members and foster a culture of excellence and collaborative problem solving.

ExtraHop is a cybersecurity company that provides Network Detection and Response (NDR) solutions to protect enterprises from cyber threats. With a culture rooted in values like leading with purpose and acting with integrity, the company has been empowering connected enterprises since 2007.

LATAM

  • Design, develop, and maintain scalable backend applications using Python, and build RESTful APIs and backend services.
  • Collaborate on frontend development using React, and design cloud-native solutions leveraging AWS services.
  • Optimize application performance, reliability, and security, and participate in architecture discussions and Agile ceremonies.

AccelOne provides custom software development and design services for companies across the U.S. and Latin America, built on core principles of transparency, communication, and accountability. They deliver high-quality, scalable solutions for clients and have a collaborative, people-first culture that values innovation and technical excellence.

$90,000–$120,000/yr
US Unlimited PTO

  • Own backend features end-to-end from discovery to rollout.
  • Design and evolve distributed systems with performance and scalability.
  • Build and maintain APIs and data pipelines for analytics and machine learning.

Traackr is a global SaaS company providing a data-driven influencer marketing platform. The company is remote-first with offices in multiple countries and a culture based on trust, diversity, value, ownership, and mutual success.

Canada

  • Define and drive the technical direction of backend systems, leading architecture discussions and translating product requirements into scalable solutions.
  • Build, maintain, and improve backend platforms that power content discovery, personalization, reading, and listening experiences.
  • Drive cross-functional technical execution and promote a culture of technical excellence and collaboration.

Everand is a digital content platform that enables discovery and engagement with ebooks, audiobooks, and more. The company has a global audience and fosters a collaborative remote-first culture.

Europe

  • Design and build scalable backend services using Python, AWS, and Kubernetes to improve developer productivity.
  • Lead technical initiatives across the engineering organization with 7–10 years of experience.
  • Work on production AI/LLM applications and microservices architecture in a fully remote European team.

Codeminders develops cutting-edge software solutions for high-tech companies, focusing on AI, mobile apps, video conferencing, and cloud computing. They collaborate with world-class engineers from the US and Ukraine and uphold strong ethical standards with no business ties to Russia or Belarus.

$180,000–$200,000/yr
US

  • Design and build scalable backend services and APIs.
  • Develop integrations with healthcare and financial systems.
  • Build reliable, observable data ingestion and processing pipelines.

This healthcare AI startup builds products that help providers navigate reimbursement landscapes using machine learning and AI. It has assembled an exceptional technical team and is fast-growing.

  • Design and build scalable backend services for high-volume financial transactions and rewards platforms.
  • Own full feature delivery across core systems including payments, rewards, account services, and partner integrations.
  • Collaborate with frontend and mobile engineers to support end-to-end feature development.

HMBL is a talent partner and executive search solution that partners with innovative tech companies. The company values transparency, overcommunication, and continuous improvement, leveraging AI to acquire top technical talent.

$170,000–$180,000/yr
United States

  • Lead architectural design and technical strategy for backend systems and microservices.
  • Design robust versioned REST APIs powering cross-platform web and mobile applications.
  • Evolve database models and cloud infrastructure on GCP using Terraform, Docker, and Kubernetes.

Vida is a virtual, personalized obesity care provider that uses evidence-based treatment to help patients manage obesity and related conditions. Trusted by Fortune 100 companies and major payers, Vida fosters a diverse and inclusive culture focused on innovation and employee growth.