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Desenvolvedor Back End (Infraestrutura de IA)

$20-100/hrRemoteFreelanceCODING

About the Role

E se o código que você escreve pudesse alimentar diretamente os sistemas de IA que moldam como milhões de pessoas interagem com a tecnologia? Estamos procurando Desenvolvedores Back End no Recife e em todo o Brasil para projetar, construir e otimizar sistemas server-side e APIs que impulsionam produtos de IA de ponta.

Esta é uma função de contrato totalmente remota e flexível. Seja você um engenheiro experiente buscando projetos significativos ou um desenvolvedor pronto para aplicar suas habilidades em infraestrutura de IA, esta é a sua chance de construir algo que realmente importa.

  • Organization: Alignerr
  • Type: Hourly Contract
  • Location: Remote
  • Commitment: 10–40 hours/week

What You'll Do

  • Design, develop, and maintain robust back end services, APIs, and data pipelines
  • Build scalable, high-performance server-side architecture to support AI training and inference workloads
  • Write clean, well-documented, and testable code following engineering best practices
  • Integrate with databases, message queues, cloud services, and third-party APIs
  • Optimize system performance, reliability, and scalability as usage grows
  • Collaborate asynchronously with distributed teams of engineers, researchers, and product leads
  • Troubleshoot production issues, conduct code reviews, and contribute to architectural decisions
  • Work independently on task-based and project-based assignments on your own schedule

Who You Are

  • Proficient in one or more back end languages — Python, Go, Java, Node.js, Rust, or similar
  • Solid understanding of RESTful API design, microservices architecture, and distributed systems
  • Experienced with relational and/or NoSQL databases (PostgreSQL, MongoDB, Redis, etc.)
  • Comfortable working with cloud platforms such as AWS, GCP, or Azure
  • Familiar with version control (Git), CI/CD pipelines, and containerization (Docker, Kubernetes)
  • Strong problem-solving skills and the ability to debug complex systems independently
  • Self-motivated, reliable, and effective when working asynchronously without close supervision
  • Clear communicator who can document decisions and collaborate across time zones

Nice to Have

  • Experience building infrastructure for machine learning or AI systems
  • Familiarity with data processing frameworks (Apache Kafka, Spark, Airflow, or similar)
  • Background in performance optimization, caching strategies, or high-throughput systems
  • Knowledge of authentication, authorization, and security best practices
  • Experience with serverless architectures or event-driven design patterns
  • Contributions to open-source projects or a strong portfolio of personal/professional work

Why Join Us

  • Work on cutting-edge AI infrastructure projects alongside leading research labs
  • Fully remote and flexible — set your own hours and work from anywhere
  • Freelance autonomy with access to meaningful, technically challenging work
  • Build systems at the intersection of software engineering and artificial intelligence
  • Collaborate with a global network of talented engineers and researchers
  • Potential for ongoing work and contract extension as new projects launch