Building a Code Translator with Haystack, FastAPI and Gradio | CodeSignal Learn
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intermediate
intermediate
Building a Code Translator with Haystack, FastAPI and Gradio
Artificial Intelligence
3 courses
67 practices
8 hours
Master the art of building an intelligent code translation system from scratch. In this course path, you'll develop a robust LLM-powered code translator using Haystack, expose it via a FastAPI backend, and craft an interactive Gradio UI—gaining hands-on skills in modern agentic AI engineering.
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Verified skills you'll gain
Badge for Autonomous Workflow Automation, Intermediate
INTERMEDIATE
Autonomous Workflow Automation
Badge for General Programming and Software Engineering, Intermediate
INTERMEDIATE
General Programming and Software Engineering
Tools you'll use
curl
FastAPI
Gradio
Haystack
OpenAI
Python
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Course 1
Laying the Foundations for Code Translation with Haystack
5 lessons
26 practices
In the first Course, you will develop the core translation pipeline using Haystack's NLP components with an underlying LLM. You will implement the translation routine along with dedicated routines to preprocess incoming code and postprocess the translated output, setting a strong foundation for further enhancements.
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Course 2
Exposing Your Code Translator with FastAPI
4 lessons
Course 3
Creating a User-Friendly Interface with Gradio
4 lessons
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Francisco Aguilar Meléndez
Data Scientist
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21 practices
This course teaches you how to expose your Haystack-powered code translation pipeline as a web service using FastAPI. You'll build a clean, maintainable API backend that makes your translation service accessible to other applications.
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20 practices
The final Course of this path culminates by developing an interactive Gradio interface that connects seamlessly to your backend API. You will build a polished UI that provides real-time feedback, interactive selection for language pairs—all coordinated with your backend API.
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