Backend Developer Senior - Java

Mutt Data · Argentina · posted today ago

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About this role

🚀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

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.