Siddhant Raj · Senior Python / Go Backend Developer · 8+ yrs
SeniorAbout Siddhant
Siddhant Raj is a Senior Backend Engineer with 8+ years of experience in building high-performance, scalable backend systems. He has strong expertise in Python, Golang, and PHP, with a proven ability to deliver MVPs in fast-paced environments.
8+ years of commercial experience in
Skills(7)
Why hire Siddhant?
Delivered MVPs in fast-paced, high-pressure environments
Built scalable backend services using FastAPI and Golang
Optimized performance for real-time usage
Integrated AI models into backend systems
Senior backend title with AI + microservices + cloud breadth
FastAPI + AWS Docker + scalable APIs
Multiple AI workflow + analytics platforms
Project highlights(6)
AI-Powered Backend Platform – Senior Backend Engineer
Overview: Built an AI-powered backend platform for processing and delivering intelligent insights. Responsibilities: Developed APIs for AI model integration using Python and Golang, built scalable backend services using FastAPI and Golang for performance-critical modules, delivered MVP within tight deadlines, optimized performance for real-time usage, and integrated PHP-based services for lightweight backend utilities.
Key outcomes:
Live AI-integrated MVP with FastAPI + Golang performance-critical modules delivered under tight deadlines.
Scalable Microservices Backend System – Senior Backend Engineer
Overview: Developed microservices-based architecture for high-traffic applications. Responsibilities: Built modular backend services using Python and Golang, designed APIs for high-performance data processing, improved scalability and service reliability, and developed supporting services using PHP for rapid feature delivery.
Key outcomes:
Live microservices for high-traffic apps with modular Python + Golang services and PHP supporting layers.
AI Workflow Automation System – Senior Backend Engineer
Overview: Developed backend workflows for AI-based automation. Responsibilities: Integrated AI models into backend systems, built data processing pipelines using Python and Golang, optimized execution performance, and used PHP for building lightweight automation endpoints.
Key outcomes:
Live AI-integrated workflow automation pipelines on Python + Golang with PHP-served lightweight endpoints.
High-Performance API System – Senior Backend Engineer
Overview: Developed APIs handling large-scale requests with low latency. Responsibilities: Built REST APIs using FastAPI and Golang, optimized queries and caching mechanisms, improved response time significantly, and maintained PHP-based APIs for legacy integrations.
Key outcomes:
Live FastAPI + Golang APIs with Redis caching delivering significantly improved response times for large-scale requests.
Cloud-Based Backend Infrastructure – Senior Backend Engineer
Overview: Designed backend infrastructure on cloud platforms. Responsibilities: Deployed services on AWS using Docker, managed scalable backend systems using Python and Golang, built internal tools using PHP, and ensured reliability and high availability.
Key outcomes:
Live AWS + Docker deployments with high-availability Python + Golang backend systems.
Industry experience
Energy & Utilities
1 project- •AI-Powered Backend Platform— Senior Backend EngineerPython · Golang · PHP · FastAPI
At a Glance
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Typically responds within 4 business hours.
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Siddhant Raj
Sr Backend Engineer