Junior Backend Developer (AI)

TL;DR

Junior Backend Developer (AI/Backend): Building and maintaining scalable backend services and RESTful APIs with an accent on integrating machine learning models into real-world products. Focus on developing data pipelines, ensuring system reliability, and collaborating with cross-functional teams to deliver impactful software solutions.

Location: Lisbon, Portugal

Company

hirify.global is an innovation-driven technology company focused on digital solutions for clients across various sectors.

What you will do

• Develop and maintain scalable backend services and RESTful APIs for web and mobile applications.
• Collaborate with Data and Product teams to design and deliver robust software solutions.
• Support the integration of machine learning models into production systems.
• Work with data pipelines, including collection, processing, and transformation.
• Write clean, maintainable, and testable code while contributing to AI-driven feature prototyping.
• Monitor and improve the performance, scalability, and reliability of backend systems.

Requirements

• Basic knowledge of Java, Python, or C++.
• Understanding of Object-Oriented Programming (OOP) principles.
• Familiarity with REST APIs and backend development concepts.
• Basic knowledge of Machine Learning fundamentals, including supervised and unsupervised learning.
• Experience or academic exposure to relational databases (SQL) and version control (Git).
• Familiarity with backend frameworks such as Spring Boot.

Nice to have

• Interest or exposure to Generative AI (LLMs, RAG, LangChain).
• Understanding of ML model deployment, MLOps, and microservices architecture.
• Experience with cloud platforms like AWS, GCP, or Azure.
• Basic frontend knowledge including HTML, CSS, and JavaScript.

Culture & Benefits

• Opportunity to work on ground-breaking innovative projects.
• Environment focused on continuous learning and professional development.
• Exposure to cutting-edge technologies like Blockchain, AI, and IoT.
• Collaborative work culture across diverse international teams.
• Supportive work-life balance and focus on inclusivity.