nazmul@shuvro:~/career $

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Nazmul Hoque Khan

Senior Software Engineer | AI/ML & Cloud-Native Backend Architect | 9+ Years Experience

Scaling SaaS, Generative AI, MLOps | EU-Compliant via Estonian e-Residency

⏰ 25,000+ Hours Hands-On

🏢 9+ Years Experience

🌍 EU & US Authorized

⬆️ 99.9% Uptime Delivered

$ cat contact.json

📧 Email shuvro.dhrubo@gmail.com 📱 Phone +8801521483714 💼 LinkedIn linkedin.com/in/shuvroio 🐙 GitHub github.com/shuvro 🌐 Portfolio shuvro.io 🕊️ Company sparrow.so 📅 Schedule cal.com/nazmul 𝕏 X/Twitter x.com/shuvroio 💬 WhatsApp wa.me/8801521483714 ✈️ Telegram t.me/Xolopreneur

$ cat summary.md

What I Do

Building AI-powered Backend Systems & Agentic Architectures

I design and deploy high-availability platforms that blend cutting-edge AI with robust, scalable backend infrastructure for startups and enterprises.

🧠 LLMs

🔍 RAG

🔌 MCP

⚙️ Scalable APIs

Work Style

🌍 Remote 🤝 B2B 💼 Freelance 📅 Long-term

Legal & Compliance

🇪🇺

Estonian e-Residency EU-registered company

✓ VAT Compliant ✓ GDPR Ready

🇺🇸

US LLC US-registered entity

✓ W-8BEN Ready ✓ B2B Invoicing

No sponsorship required — smooth B2B collaboration worldwide

$ ls -la skills/

🤖

AI & Agentic Systems

23 technologies

Orchestration

LangChain LangGraph AutoGen Semantic Kernel CrewAI Multi-agent

RAG & Vector

RAG Corrective RAG PGVector Pinecone Chroma MCP

LLM Providers

OpenAI Anthropic Gemini Cohere Llama HuggingFace DeepSeek

Tooling

Prompt Engineering Workflow Automation Langfuse LangSmith

⚡

Backend & Languages

15 technologies

Languages

Python Java Node.js TypeScript PHP

Frameworks

Spring Boot FastAPI Django Flask Express Celery

APIs

REST GraphQL gRPC Swagger/OpenAPI

☁️

Cloud & DevOps

18 technologies

AWS

EC2 S3 Lambda API Gateway

GCP

GKE Cloud Functions Cloud Run

Containers & Orchestration

Docker Kubernetes Nomad NixOS

CI/CD & IaC

Terraform Ansible GitHub Actions CircleCI Jenkins

🗄️

Databases & Storage

7 technologies

Relational

PostgreSQL MySQL

NoSQL & Cache

MongoDB Redis Firebase

Search & Analytics

ElasticSearch BigQuery

📨

Messaging & Architecture

6 technologies

Message Queues

RabbitMQ Kafka Google Pub/Sub

Patterns

Microservices Event-Driven Serverless

🎨

Frontend

7 technologies

React Ecosystem

React Redux Next.js

Vue Ecosystem

Vue.js Nuxt.js

Styling & Extensions

Tailwind CSS Chrome Extensions

$ grep -r "achievements" ./

🚀

Led design and deployment of agentic RAG and MCP-based backends for millions of requests with 99.9% uptime

🤖

Developed multi-agent orchestration frameworks for dynamic task delegation and self-healing AI pipelines

📈

Integrated LLMs for intelligent recommendations, boosting engagement by 35%

⚡

Built secure, scalable APIs reducing integration times by 40%

💰

Migrated legacy systems to cloud-native (AWS/GCP), cutting costs by 30%

🔍

Optimized Elasticsearch for 50% faster queries and higher conversion rates

$ git log --oneline experience/

Founder & Principal Engineer

Sparrow Intelligence

Present 🇺🇸 United States

Building AI-native backend platforms for teams that need reliability, clarity, and scale — not demos. We tackle large codebases, fragmented documentation, and complex data flows.

LLMs RAG Agentic Systems Python Node.js FastAPI Spring Boot AWS GCP Docker Kubernetes

AI-powered systems for international teams Legacy → cloud-native modernization Agentic AI workflows Organization-wide knowledge systems

Open to: selective B2B partnerships and long-term engineering collaborations

Senior Backend Engineer & AI Backend Lead

Anaqua RightHub Acquired

Sep 2023 → Dec 2025 🇺🇸 Boston, MA

Led the entire AI backend from scratch — pioneering generative AI integrations, autonomous AI agents, and enterprise-grade AI systems.

50% faster search

99.9% uptime

OpenAI Anthropic LangChain RAG CAG MCP Spring Boot FastAPI PostgreSQL PGVector Docker Kubernetes React TypeScript

Built autonomous AI agents with real-time data + planning algorithms Designed vector-based RAG systems for enterprise knowledge Context-Aware Generation (CAG) with prompt chaining & session memory

Senior Software Engineer

Last Call Media

May 2021 → Feb 2024 🇺🇸 Massachusetts

Built scalable, high-performance applications with cutting-edge technologies and best practices.

TypeScript Node.js Python React Next.js Cypress MongoDB PostgreSQL AWS REST GraphQL

High-availability systems supporting thousands of users Robust API architectures for frontend-backend collaboration E2E testing with Cypress for complex workflows AWS cloud infrastructure for secure deployments

Senior Software Engineer

Flowrite Acquired by MailMerge

Jun 2022 → Aug 2023 🇫🇮 Helsinki, Finland

Europe's first LLM-powered email assistant. Led AI backend architecture during explosive growth.

10K→100K users

40-50% infra savings

99.9% uptime

OpenAI Cohere Gantry TypeScript FastAPI GraphQL gRPC Redis RabbitMQ Hasura BigQuery Nomad NixOS Terraform Chrome Extension Stripe

Built AI backend from scratch for rapid growth Mastered Nomad, Nix, Gantry for AI observability Cost-effective database solutions (AWS, Hetzner, MongoDB) Mentored junior engineers

Senior Backend Developer

The Virtulab EdTech

Jan 2021 → Jun 2022 🇬🇧 London, UK

Sole backend & DevOps lead — designed and deployed entire backend infrastructure from scratch for cloud-native EdTech platform.

GCP GKE App Engine BigQuery Cloud Armor Node.js Python Java 8 Express.js Flask Spring Boot WebRTC Wowza Agora.io RabbitMQ PostgreSQL MongoDB Firestore Docker GitHub Actions Angular 11 PingID MFA

Real-time streaming (WebRTC, RTMP) for video/audio/screenshare CI/CD pipelines with GitHub Actions Event-driven processing (RabbitMQ, Celery, Stomp) API gateways, load balancing, full observability

Full Stack Engineer

Pipelinepharma Pharma

May 2020 → Jun 2022 🇱🇹 Vilnius, Lithuania

Key driver of engineering innovation for pharmaceutical licensing marketplace in highly regulated domain.

React Redux Next.js TypeScript Node.js Django GraphQL Hasura PostgreSQL Docker AWS RDS S3 CircleCI

Node.js/TypeScript and Python/Django microservices GraphQL with Hasura for accelerated querying Containerized deployments on AWS Mentored junior engineers on clean code practices

Senior Software Engineer

Spiio AgTech IoT

May 2021 → Jun 2021 🇩🇰 Copenhagen

Accelerated development of precision agronomy IoT platform with real-time soil-sensor data and cloud analytics.

1,000+ sensors

40K/hr data points

Node.js Python Cote MQTT InfluxDB MongoDB RabbitMQ React Docker Kubernetes GCP

Enhanced pipelines for wireless soil sensor data Microservice patterns for scalable ingestion Front-end analytics for agronomy professionals

Senior Software Engineer

Drop Delivery Cannabis Tech

Aug 2020 → Jul 2021 🇺🇸 Los Angeles, CA

Built cannabis industry's leading delivery management platform — supporting rapid growth across 6 states.

$30M+ orders processed

228K+ deliveries

354% YoY growth

PHP 7 React jQuery MySQL PostgreSQL AWS EC2 S3 CloudFront CloudWatch

Backend for high-load e-commerce and logistics Scaled to tens of thousands of daily users Expanded to 6 states + 3 Canadian provinces

Python Developer

ActivePrime CRM/AI

Jun 2020 → Nov 2020 🇺🇸 Mountain View, CA

Enhanced legacy CRM integrations and AI-enabled CleanData platform for enterprise data quality.

Python Flask PyTest Pandas SQLite BDD Cucumber Vue.js Docker Salesforce Dynamics 365 Oracle NetSuite Siebel Sugar CRM

REST APIs for CRM plugins across 6 platforms Test-driven development with PyTest + BDD Dockerized environment-agnostic deployments

Javascript Developer

Sutraq Technologies FinTech

Mar 2020 → Aug 2020 🇦🇪 Dubai, UAE

Led design of comprehensive FinTech solution for SME finance and micro-savings.

99.9% uptime

Node.js Express MongoDB AWS EC2 S3 Lambda Docker React REST

Microservices for loan workflows (creation → disbursement) Micro-savings with real-time contribution tracking Role-based access control + encrypted communications

Software Developer

PurpleSlate

Jan 2020 → Jul 2020 🇺🇸 United States

Built core backend for Hadom — innovative platform connecting bars/restaurants.

50% faster deploys

Python Flask GraphQL Celery MongoDB DynamoDB Angular AWS Docker

Celery microservices for background tasks Interactive Angular dashboards Docker + CI/CD for rapid releases

Python Engineer

Crowdbotics HR Tech

Sep 2019 → Jul 2020 🇺🇸 Berkeley, CA

Built RecruitBot — AI-powered recruitment platform with ML-powered candidate matching from 600M+ profiles.

600M+ profiles

60% faster hiring

Python Django DRF Scala Angular 7/8 Swagger MySQL MongoDB

Django/DRF backend services Migrated endpoints to Scala for performance Feature toggles for controlled rollout

Software Engineer

OPERR Technologies NEMT

Jul 2019 → Jun 2020 🇺🇸 New York

Built NYC's first licensed Dispatch Service Provider for non-emergency medical transportation (NEMT).

Spring Boot Spring Security Angular 6/7 jQuery MySQL MongoDB Redis Kafka Docker Ansible Jenkins Terraform Swagger

Real-time vehicle dispatch + GPS tracking Kafka event streams for high-throughput pipelines Redis caching for vehicle location snapshots Containerized with Docker + Ansible automation

Web Production @ FinanceBuzz

Launch Potato Media

Feb 2019 → Feb 2020 🇺🇸 Florida

Streamlined CMS for FinanceBuzz — major personal finance and lifestyle blog.

Python Django Docker CI/CD REST

Django CMS for dynamic content + SEO metadata RESTful APIs for analytics integration Zero-downtime CI/CD pipelines Optimized queries for high-traffic content

Software Engineer

Selvin Co

Sep 2018 → Jan 2020 🇺🇸 Minnesota

Built moneywise.com and multiple web apps with CraftCMS integration.

Vue.js React Nuxt.js Node.js CraftCMS Bulma Tailwind CSS MongoDB MySQL Docker

RESTful APIs with Node.js backend CraftCMS content management across projects Modular Vue/React/Nuxt components Unit + integration testing, CI/CD

JavaScript Web Extractor

Jeeng Ltd

Mar 2019 → Nov 2019 🌍 Remote

Built advanced web scraping solutions handling anti-bot measures and dynamic content.

80% less manual entry

JavaScript Vue.js Node.js Puppeteer MongoDB Docker

Headless browser automation (Puppeteer) Dynamic selectors for changing structures Rate limiting + retry mechanisms

Software Engineer

Workspace InfoTech Limited

Dec 2017 → Oct 2020 🇧🇩 Dhaka

Full-Stack Engineer delivering real estate apps, E-commerce ERPs, and CRM integrations for USA/Australia clients.

Spring Boot Flask Django Laravel Node.js React Angular PostgreSQL MySQL MongoDB AWS GCP Docker Salesforce Dynamics 365 JWT OAuth2 GraphQL

Multi-tenant real estate platform with geolocation search Modular E-commerce ERP (inventory, orders, multi-currency) CRM data migration (Salesforce, Dynamics 365) JWT/OAuth2 auth + comprehensive testing

Data Quality Analyst & Researcher

Data Research Company

Jul 2018 → Jul 2019 🇺🇸 Manhattan, NY

Built sophisticated data collection and validation systems from diverse online sources.

60% more throughput

40% less manual cleaning

Python Node.js Selenium Pandas Jupyter MongoDB PostgreSQL Tableau Docker

Web scrapers with OAuth/session authentication Data transformation pipelines Automated reporting with Pandas/Jupyter

Salesforce Developer & Consultant

Aztex Enterprises (AZX Sport)

Mar 2018 → Jan 2019 🇨🇦 Ontario

Bridged business requirements with Salesforce + Rootstock ERP integration.

50% faster sync

30% efficiency gain

Salesforce Apex Visualforce REST SOAP Java Spring Boot Rootstock ERP Docker

Custom Java + APEX middleware Salesforce workflows + triggers Eliminated key manual processes

Software Engineer

Intoiit Bangladesh Ltd

Mar 2016 → Dec 2017 🇧🇩 Dhaka

Built ERP and Hospital Management Systems for Bangladesh Army and enterprise clients.

60% less manual tasks

Java Spring Boot Spring Security CodeIgniter PHP PostgreSQL MongoDB Docker Jenkins jQuery

Kurmitola Golf Club ERP (memberships, reservations, payments) Rangpur CMH Hospital System (patients, pharmacy, scheduling) Bangladesh Army partnership Role-based access + CI/CD pipelines

$ echo $INDUSTRIES

Applied AI IP Law SaaS FinTech IoT AgTech E-commerce Cannabis Tech Pharma HR Tech Transportation (NEMT) Real Estate ERP CRM Data Analytics Healthcare EdTech Media & Publishing

$ cat education.log

🎓

Bachelor of Science in Computer Science and Engineering

American International University-Bangladesh

2013 - 2016

Focus: Computer Software Engineering

$ locale -a

🇬🇧 English Native / Bilingual

$ ./connect.sh

Ready to build something amazing together?

📅 Book a Meeting 📧 Send Email 💬 WhatsApp

Open to: selective B2B partnerships and long-term engineering collaborations.