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Backend Developer Senior - Java

MUTT DATA

Role overview

Qualifications

  • Strong experience developing services in Java
  • Proven experience designing and implementing microservices architectures
  • Practical experience applying hexagonal architecture (or similar layered architecture patterns)
  • Ability to design modular systems with proper abstraction and code reuse

Responsibilities

  • Design, develop, and maintain backend services in Java
  • Contribute to architectural decisions and help define technical standards
  • Build and evolve microservices-based architectures
  • Apply hexagonal architecture principles (or equivalent approaches with clear separation of concerns)

Key facts

Hard skills

Other skills

  • Teamwork
  • Problem Solving

About the company

MUTT DATA logo

MUTT DATA

Artificial Intelligence & Machine Learning Services

Mutt Data is a technology company that helps startups and big companies build and implement Machine Learning solutions that drive real business results. Whether you work in finance, insurance, advertising, telcos, on-demand services or e-commerce, our solutions will help you get ahead of your competition with the latest technologies, techniques and best practices We Are Astronomer & Amazon Consulting Partners. We Are #DataNerds.

Company details

Company typeScaleup
IndustryArtificial Intelligence & Machine Learning Services
Company size51 - 200

Links

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Job description

🚀Join Our Data Products and Machine Learning Development Remote Startup!🚀

Mutt Data is a dynamic startup committed to crafting innovative systems using cutting-edge Big Data and Machine Learning technologies.

We're looking for a Backend Developer Senior  to join our team and help design and build robust, scalable backend services as part of an AI-driven solutions initiative for one of the largest e-commerce and fintech platforms in Latin America. If you consider yourself a data nerd like us, we'd love to connect! 🐶🚀 


🚀 What We Do
  • Leveraging our expertise, we build modern Machine Learning systems for demand planning and budget forecasting.
  • Developing scalable data infrastructures, we enhance high-level decision-making, tailored to each client.
  • Offering comprehensive Data Engineering and custom AI solutions, we optimize cloud-based systems.
  • Using Generative AI, we help e-commerce platforms and retailers create higher-quality ads, faster.
  • Building deep learning models, we enhance visual recognition and automation for various industries, improving product categorization, quality control, and information retrieval.
  • Developing recommendation models, we personalize user experiences in e-commerce, streaming, and digital platforms, driving engagement and conversions.

    • 🌟 Our Partnerships
  • Amazon Web Services
  • Astronomer
  • Databricks

    • 🌟 Our Values
  • 📊 We are Data Nerds
  • 🤗 We are Open Team Players
  • 🚀 We Take Ownership
  • 🌟 We Have a Positive Mindset
    •   🔍 Curious about what we’re up to? Check out our case studies and dive into our blog post to learn more about our culture and the exciting projects we’re working on! 🚀
    Responsibilities 🤓
  • Design, develop, and maintain backend services in Java.
  • Contribute to architectural decisions and help define technical standards.
  • Build and evolve microservices-based architectures.
  • Apply hexagonal architecture principles (or equivalent approaches with clear separation of concerns).
  • Design reusable, well-abstracted components.
  • Conduct thorough code reviews, promoting high-quality standards and best practices.
  • Collaborate within a team focused on AI-driven solutions. 

    • Required Skills 💻
  • Strong experience developing services in Java.
  • Proven experience designing and implementing microservices architectures.
  • Practical experience applying hexagonal architecture (or similar layered architecture patterns).
  • Ability to design modular systems with proper abstraction and code reuse.
  • Willingness to work in an AI-oriented team environment.
  • Experience working with AI-assisted development (active use of tools such as GitHub Copilot, Claude Code, or similar tools as part of your daily workflow).
  • Open mindset toward integrating AI tools into the development lifecycle.
  • Comfortable adapting to new AI-driven workflows and development dynamics. 

    • Nice to have 💻
  • Knowledje of or hands-on experiencie with AI agents. 

    • 🎁 Perks
  • 🌍 Remote-first culture – work from anywhere!
  • 🚀 In-Company English Lessons.
  • 💪 Wellhub or sports club stipend to stay active
  • 🚀 AWS, DBT, Google Cloud, Azure & Databricks certifications fully covered
  • 🍕 Food credits via Pedidos Ya – because great work deserves great food.
  • 🎂 Birthday off + an extra vacation week (Mutt Week! 🏖️)
  • 🤝 Referral bonuses – help us grow the team & get rewarded!
  • ✈️🏝️ Annual Mutters' Trip – an unforgettable getaway with the team!
  • 👶 Monthly Childcare Reimbursement  – Because supporting families matters too
    •

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    MR

    Marcus Rivera

    Chief Revenue Officer

    m.rivera@company.com
    linkedin.com/in/marcusrivera
    Unlocked after you apply
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