Professional Summary

Backend Software Engineer with 4+ years of experience architecting high-concurrency systems and real-time platforms serving millions of users. Proven track record in technical leadership and delivering scalable, distributed solutions in Go and Python. Open to relocation with visa sponsorship.

Work Experience

AryaHamrah - 2025-Present

• Stack: Go, Redis, ClickHouse, MongoDB, Docker

Payment Gateway

• Architected a high-concurrency payment gateway in Go, ensuring transaction safety via Redis distributed locking and idempotency. Implemented a modular adapter architecture for seamless multi-provider integration.

Audit Log Service

• Built a tamper-evident audit log service in Go with HMAC-SHA256 hash chains per user, a Redis Streams → ClickHouse high-throughput ingestion pipeline, and an emergency mode with disk monitoring and automatic log rotation.

Meter Data Management System

• Developed a Go backend that collects meter data and runs a multi-tier billing engine to automatically generate detailed PDF invoices.

Top - 2023-2025

• Stack: Python, FastAPI, Go, ClickHouse, Redis, RabbitMQ, WebSocket, PostgreSQL

B2C Tourism Platform

• Designed and built a large-scale tourism platform (3M+ users, 9+ B2B partners) with multi-gateway payment orchestration and asynchronous, cached processing to reduce latency and database load.

Real-Time User Analytics System

• Built a high-throughput analytics system with a visual Journey Builder to automate personalized user flows, engagement triggers, and A/B tests; powered by FastAPI, ClickHouse, and RabbitMQ.

Messaging System

• Built a priority-managed messaging system (SMS & Push) using Redis Streams for efficient, real-time message queuing.

Real-Time Taxi POS Backend

• Developed a WebSocket-powered system for real-time POS payments and live location streaming.

AI-Powered Supermarket Agent

• Built an automated shopping assistant for WhatsApp, enabling users to place orders via voice or text, with the AI handling product search, cart management, and order creation.

Atishahr - 2022-2023

• Stack: Python, FastAPI, PostgreSQL

SIB Ticket System

• Optimized a key reporting endpoint, achieving a 20x performance improvement and eliminating slowdowns under high load.
• Contributed to the project’s second version using FastAPI, implementing asynchronous features to handle increased system load.

Mehr Pars - 2021-2022

• Stack: Python, FastAPI, PostgreSQL

Organizational Resource Management System

• Engineered a data migration solution, enabling seamless transitions from legacy project management systems to the Rainesh platform.

Comprehensive Warehouse System

• Developed a load-simulating reverse proxy module for a large-scale warehouse system, simulating backend conditions under high load to improve frontend stability.

Open Source

• Muxr, A Go WebSocket multiplexing library for efficient real-time communications.
• IP, A Go TCP server that returns the client’s IP and country in multiple formats.
• PriceBot, A Go Telegram bot providing real-time currency exchange rates, gold prices, and cryptocurrency values.
• Social Token Experiment, A minimalist ERC-20 social token on Polygon, designed as an experiment in on-chain communication (Solidity).
• PyBotNet, An educational security-research framework in Python for exploring remote-control patterns via Telegram.

Technical Skills

• Languages: Go, Python, Solidity
• Frameworks & Protocols: FastAPI, Gin, REST, WebSocket
• Databases & Caching: PostgreSQL, MongoDB, ClickHouse, Redis
• Messaging & Streaming: RabbitMQ, Redis Streams
• Architecture: Distributed systems, microservices, event-driven design, high concurrency, idempotency
• DevOps: Linux, Docker, Git, CI/CD
• Security: JWT, OWASP best practices

Soft Skills

• Leadership & Collaboration: Led a 3-member engineering team, guiding system design and code reviews while cultivating collaboration through mentoring and documentation.

Education

• Bachelor of Science in Civil Engineering

Languages

• English: Professional Working Proficiency