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20 jobs similar to Senior Backend Engineer (Python)

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Europe Unlimited PTO

  • Architect, design, and build backend systems that transform our internal AI technology into a scalable, market-ready product.
  • Design and optimize APIs, database schemas, and data processing workflows that seamlessly integrate with our AI/ML pipelines.
  • Collaborate with the Product, Data, and Engineering teams to define technical requirements and deliver features that enhance our users’ experience and overall system performance.

Sword Health is shifting healthcare from human-first to AI-first through its AI Care platform. Sword Health has 1,000+ enterprise clients and has raised more than $500 million from leading investors.

US Unlimited PTO

Work with a cross-functional team to define and validate new features. Implement microservice endpoints using Python or Java. Write unit tests and participate in code reviews.

Canopy is a fast-growing SaaS company in South Jordan, Utah building simple, efficient software for accounting firms.

US 4w PTO

  • Design and build API endpoints for client integrations.
  • Improve database and query performance.
  • Integrate with a wide range of third-party services.

Kalepa's state-of-the-art AI Copilot platform empowers underwriters to make smarter, faster, and more accurate decisions in the commercial insurance industry.

US Europe

  • Design, develop, and maintain clean code, ensuring top-tier performance and reliability.
  • Take full ownership of the software development lifecycle, ensuring seamless delivery and operation.
  • Design, build, test, and deploy a highly scalable and resilient system architecture.

Epistemix empowers organizations to make smarter decisions by simulating real-world outcomes using synthetic populations.

  • Design, develop, and maintain scalable backend services and APIs, ensuring high performance, security, and reliability.
  • Build and optimize data pipelines to ingest, store, and serve large-scale datasets, including video and ML training data.
  • Balance rapid development of MVPs and POCs for user research with building robust, long-term backend foundations.

Frontera is reimagining how children with autism and other behavioral health needs get the care they deserve. They bring together clinicians, technologists, and autism specialists to build AI tools that help care teams work smarter and spend more time with the children and families who need them most.

$60,000–$90,000/yr
Latin America

Spearhead backend coding of new features, guiding the Product team on complexity and tradeoffs. Collaborate with a cross-functional team to offer architectural guidance and support future growth. Leverage experience with enterprise applications to tailor solutions to meet corporate customer needs.

Proton is leading the charge in revolutionizing the wholesale distribution industry with AI-powered sales software that anticipates customer needs.

  • Design and build scalable backend systems for clinical trial recruitment platform.
  • Drive technical decisions and set technical direction for areas of ownership.
  • Maintain healthcare compliance standards (HIPAA) and implement security best practices across systems.

Trial Library is a mission-driven health technology company dedicated to improving health equity in cancer care by expanding access to precision medicine.

Latin America

Contribute to the full lifecycle of modern web applications, from front-end development to cloud-ready backend services. Build intuitive, high-quality user interfaces using React, TypeScript, HTML, CSS, and component libraries. Write server-side logic using JavaScript/TypeScript on Node.js, including data processing and application logic.

At EX Squared LATAM, we collaborate with innovative digital teams to build cutting-edge products and high-performing engineering environments.

Latin America

Join a rapidly growing team at Bluelight Consulting. Contribute to challenging and meaningful projects, developing high-quality applications. Collaborate with modern technologies and work alongside some of the best professionals in the industry.

Bluelight Consulting is a leading software consultancy dedicated to designing and developing innovative technology that enhances users' lives.

US

  • Lead hands-on development of robust, scalable, and secure RESTful and event-driven APIs using FastAPI and OpenAPI 3.0+.
  • Own backend architecture and technical execution, serving as a primary contributor to the codebase.
  • Establish and enforce best practices for API design, versioning, documentation, and maintainability.

Truelogic is a leading provider of nearshore staff augmentation services headquartered in New York. Their team of 600+ highly skilled tech professionals, based in Latin America, drives digital disruption by partnering with U.S. companies on their most impactful projects.

Europe

  • Drive the design, evolving and ensuring the long-term health and scalability of our core systems.
  • Create high-level and detailed architectural designs for new features and write high-quality, performant Python APIs.
  • Drive and own technical architecture discussions and decisions for the platform.

Veeva Systems is a mission-driven organization and pioneer in industry cloud, helping life sciences companies bring therapies to patients faster.

Europe US Canada

  • Design, implement, and maintain backend services and APIs to support applications.
  • Build and optimize data storage solutions using Postgres, ClickHouse and Elasticsearch to ensure high performance and scalability.
  • Collaborate with cross-functional teams to deliver end-to-end solutions.

Cresta is on a mission to turn every customer conversation into a competitive advantage by unlocking the true potential of the contact center.

Canada Unlimited PTO

  • Design and build backend services that support event ingestion, identity stitching, profile creation, and downstream activation.
  • Develop SDKs, packages, and reusable components to support instrumentation, governance, and developer experience.
  • Build internal tools and fullstack workflow surfaces that help teams understand, use, and trust the data flowing through their systems.

Fullscript is an industry-leading health technology company on a mission to help people get better by providing a platform for practitioners to access products.

  • Design and optimize PostgreSQL + pgvector data models for high-volume, low-latency operations.
  • Architect secure, production-grade backend engines that integrate with LLMs and agent frameworks.
  • Implement system hardening, including authentication (RBAC), encryption, and secure API patterns.

Coderio designs and delivers scalable digital solutions for global companies with a product-oriented mindset and a strong technical foundation.

  • Design, develop, and maintain full-stack features using Python on the backend and React with TypeScript on the frontend.
  • Build and evolve backend APIs and services to support complex workflows and integrations.
  • Contribute to system architecture, ensuring scalability, security, and maintainability.

Our client builds digital platforms for local governments, helping modernize public-sector operations with secure, scalable web applications.

  • Develop and maintain robust, scalable backend systems using Node.js (Express and NestJS).
  • Collaborate with engineers, designers, and product managers to drive projects forward.
  • Tune and optimize database queries for maximum efficiency and performance.

ClickUp is an AI workspace, unifying tasks, docs, chat, calendar, and enterprise search, all supercharged by context-driven AI.

$104,000–$156,000/hr

  • Design, build, and optimize high-performance systems in Python supporting AI data pipelines and evaluation workflows
  • Develop full-stack tooling and backend services for large-scale data annotation , validation, and quality control
  • Improve reliability, performance, and safety across existing Python codebases

Alignerr connects top technical experts with leading AI labs to build, evaluate, and improve next-generation models. They work on real production systems and high-impact research workflows across data, tooling, and infrastructure.

  • Design, develop, and maintain RESTful APIs and microservices using Python.
  • Design and deploy cloud-native applications using AWS services including EC2, Lambda, S3, RDS, DynamoDB, and API Gateway, and IAM.
  • Implement and maintain CI/CD pipelines using GitHub Actions, GitLab CI, or AWS CodePipeline.

Miratech is a global IT services and consulting company that brings together enterprise and start-up innovation, supporting digital transformation for large enterprises. With nearly 1000 full-time professionals, they maintain a values-driven culture of relentless performance, achieving over 99% project success, and experience an annual growth rate exceeding 25%.

US

  • Design, develop, and maintain scalable backend services and APIs, ensuring high performance, security, and reliability.
  • Build and optimize data pipelines to ingest, store, and serve large-scale datasets, including video and ML training data.
  • Own and evolve the foundational data model that powers the entire Frontera platform.

Frontera is reimagining how children with autism and other behavioral health needs get the care they deserve. They bring together clinicians, technologists, and autism specialists to build cutting-edge AI tools that help care teams, expanding access to high-quality services for families everywhere.