Source Job

US

  • Skilled at writing backend Python in a production environment
  • Strong understanding of the fundamentals behind AI agents and implementation best practices
  • Strong communication skills, with both technical and non-technical stakeholders

Python AI React LangChain LangGraph

20 jobs similar to Backend Engineer

Jobs ranked by similarity.

Global

  • Design and build full-stack applications combining modern frontend technologies with Python-based backend services
  • Develop intuitive user interfaces and high-quality user experiences using React, JavaScript, and HTML
  • Prototype and deliver AI-powered applications leveraging large language models

Smart Working connects skilled professionals with global teams and products for full-time, long-term roles. They aim to match people in roles where they truly belong and value growth and well-being, empowering them to grow both personally and professionally.

Global

  • Design, develop, and deploy AI agents for real-world use cases
  • Build end-to-end solutions across frontend and backend systems
  • Integrate AI models and tools into applications and workflows

Smart Working connects skilled professionals with outstanding global teams and products for full-time, long-term roles. They break down geographic barriers and help you discover meaningful work with teams that invest in your success, where you’re empowered to grow personally and professionally.

LATAM

  • Design and implement complex AI agents and multi-agent workflows using frameworks like LangChain or LangGraph.
  • Build and maintain scalable, high-performance backend services using Python to support AI-driven features.
  • Develop and optimize Retrieval-Augmented Generation (RAG) pipelines to provide agents with accurate, context-aware information.

We are a Managed Nearshore Teams provider headquartered in Austin, specializing in building and embedding high-performing software development teams. Our model allows you to work on international challenges, collaborate with diverse teams, and grow your career while being part of a company that values expertise, creativity, and impact.

Europe

  • Development of specialized AI Agents and implementation of advanced RAG architectures.
  • Creating MCP connectors and servers to extend the capabilities of models on databases and APIs.
  • Optimizing prompts and ensuring that the output of the models is structured, validated, and ready for frontend consumption.

They are a technology-driven company. They offer a remote-friendly work environment with flexibility.

Europe US UK

  • Build and maintain web applications using React (TypeScript preferred).
  • Develop backend services/APIs using Python (FastAPI/Flask/Django).
  • Work effectively with AI coding tools: Use AI for scaffolding, refactoring, test generation, and debugging.

Altamira is a software development outsourcing company that provides solutions impacting clients’ growth and productivity. They aim to provide cost-efficient solutions without compromising quality and service delivery teams currently span Slovakia, Ukraine, and the Middle East.

Americas Canada Ireland Netherlands UK

  • Lead the backend architecture for GitLab Duo Chat across the GitLab DevSecOps platform.
  • Integrate new generative AI models and providers into GitLab Duo Chat to expand capabilities and improve response quality.
  • Improve debugging, observability, and test coverage for AI-powered chat workflows to increase reliability at scale.

GitLab is the intelligent orchestration platform for DevSecOps, enabling organizations to increase developer productivity, improve operational efficiency, reduce security and compliance risk, and accelerate digital transformation. With over 50 million registered users and more than 50% of the Fortune 100 trusting GitLab, our high-performance culture is driven by our values and continuous knowledge exchange, enabling team members to reach their full potential while collaborating with industry leaders to solve complex problems.

$75–$90/hr
US

  • Embed with strategic enterprise customers to rapidly diagnose critical business challenges, map data landscapes, and co-design AI solutions on-site.
  • Lead end-to-end solution design and delivery of agentic AI workflows, RAG pipelines, knowledge graphs, and real-time decision-making applications.
  • Serve as the primary technical owner across the full project lifecycle: scoping, architecture, build, deployment, and post-launch optimization.

Cayuse is an industry leading DataCenter. The company is an Equal Opportunity Employer where all employment decisions are based on merit, qualifications, skills, and abilities.

Latin America

  • Design, build, and deploy AI-powered features and applications rapidly.
  • Integrate LLMs and AI models into existing products, handling the full stack.
  • Build robust APIs and backend services to power AI features.

Clara is the fastest-growing company in Latin America, providing solutions for businesses to manage payments. They have over 20,000 customers and are backed by top investors, fostering a fast-paced, supportive environment across the Americas.

Europe

  • Ship full-stack features end-to-end, owning the full lifecycle from conception to production with minimal oversight.
  • Build and maintain the infrastructure powering Fastino's services, keeping systems reliable and performant as we scale.
  • Work directly with AI researchers to bring new model capabilities into the product, moving fast without sacrificing quality.

Fastino is building the next generation of LLMs, developing specialized, efficient AI. The team, with alumni from Google Research, Apple, Stanford, and Cambridge, has raised $25M and is backed by leading investors including Microsoft and Github CEO Thomas Dohmke.

EMEA

  • Design and maintain FastAPI backend services powering the data collection and delivery pipeline
  • Build and iterate React interfaces for internal teams, contributors, and clients
  • Architect AI-powered pipelines for quality assurance, classification, and dataset delivery

Pragmatike is recruiting for an early-stage startup that's building a distributed AI data infrastructure platform. They provide real-world training data to AI companies through a global network of contributors and focus on building scalable, AI-native pipelines.

$160,000–$190,000/yr
US Unlimited PTO

  • Design, build, and deploy production AI agents and multi-agent orchestration systems.
  • Architect RAG pipelines with vector search and knowledge base management for AI-driven support.
  • Build production microservices and APIs serving as orchestration layers for AI agent systems.

Greenlight is a family fintech company helping parents raise financially smart kids. They serve over 6 million parents and kids with their banking app, aiming to ensure every child has the opportunity to become financially healthy and happy.

US

  • Assist in developing backend services and APIs primarily using Python within a microservices-based architecture.
  • Contribute to building web applications and dashboards using modern frontend frameworks such as React.
  • Help integrate AI and LLM-powered features into product workflows, including experimentation with prompts and backend integrations.

Impiricus is the first and only AI-powered HCP Engagement Engine, created to transform how life sciences companies support physicians. In 2025, Deloitte named Impiricus the #1 fastest-growing company in North America for their prestigious Fast 500 list.

US

  • Lead Rula’s applied AI investments as they scale.
  • Own technical direction for high-impact AI products and work across teams to turn big ideas into shipped systems.
  • Help raise the bar for how they build, evaluate, and operate AI in production.

Rula strives to create a world where mental health is no longer stigmatized and provides quality, evidence-based care. They are a remote-first company that is dedicated to treating the whole person, not just the symptoms, and making a positive impact in the field of mental healthcare.

$160,000–$200,000/yr
US

  • Build multi-node AI agents.
  • Solve complex litigation.
  • Ship Python/React systems to production.

We are an AI-native legaltech startup shipping Python/React systems to production. We are building multi-node AI agents to solve complex litigation.

Global

  • Collaborate with product management and stakeholders to deliver SaaS solutions.
  • Design, develop, and maintain backend services using Python and FastAPI for agentic workflows.
  • Contribute to developing multi-agent systems and integrate agents with third-party tools.

Granicus is dedicated to transforming the Govtech industry by uniting governments and constituents through technology. They offer cloud-based solutions for communications, website design, meeting management, and digital services, empowering stronger relationships between government and residents. The company has 5,500 federal, state, and local government agency customers.

AI Engineer

M3 USA
US

  • Build AI-powered systems to automate and improve workflows.
  • Work closely with business teams to understand processes and pain points.
  • Use AI coding agents to build software more rapidly than traditional methods.

M3 USA delivers digital solutions to healthcare, life sciences, and pharmaceutical industries. They focus on physician communities globally and have a dynamic, innovative work environment.

Europe

  • Design, develop, and deploy intelligent AI Agents using Python-based frameworks.
  • Architect and implement robust Retrieval-Augmented Generation (RAG) pipelines from scratch.
  • Integrate LLMs into public sector and healthcare applications while ensuring high accuracy and reliability.

Deutsche Telekom IT Solutions, a subsidiary of the Deutsche Telekom Group, is Hungary’s most attractive employer in 2025. The company provides a wide portfolio of IT and telecommunications services with more than 5300 employees, serving hundreds of large customers, corporations in Germany and in other European countries.

Europe

  • Build AI-powered features and agentic workflows
  • Integrate AI into real products and business processes
  • Contribute to AI-Driven Development practices across projects

They are looking for an AI Developer who doesn’t enjoy doing the same work twice, building AI-powered features and agentic workflows integrating AI into real products and business processes. The company values flexibility and adaptability.

US

  • Design and implement production-grade RAG pipelines and agentic workflows using Python.
  • Evaluate new models and prototype approaches for SBIR/government deliverables.
  • Document architectures and contribute to technical reports for contract deliverables.

Unstructured is focused on transforming unstructured data into a format usable by LLMs. Their Public Sector team works on high-impact contracts and seek to bridge the gap between custom builds and a scalable product roadmap.

Global

  • Design and develop an AI-powered productivity analytics platform.
  • Build scalable LLM pipelines and create a meta-workflow system.
  • Develop system-level prompt engineering and build an evaluation framework for AI output quality control.

Appflame is a Ukrainian product-driven tech company committed to building world-class products. They have 500+ team members and offices in Kyiv, London, Limassol, and a co-working hub in Warsaw; they value bold, driven people who are passionate about building real products.