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Himanshu Khandelwal

Backend Developer with 8+ years of experience building scalable systems in Python. Skilled in RESTful APIs, microservices, and distributed architecture. Experienced with containerized deployments on AWS and integrating ML pipelines into production. Passionate about backend engineering, system design, and applying AI/NLP to optimize data-driven solutions.
  • Role

    Software Developer

  • Years of Experience

    9 years

Skillsets

  • Celery
  • REST
  • NLP
  • Microservices
  • Machine Learning
  • GraphQL
  • Data Processing
  • CDK
  • AWS
  • asyncio
  • Terraform
  • Redis
  • PostgreSQL
  • Jira
  • Git
  • Python - 8.0 Years
  • Boto3
  • MongoDB
  • Flask
  • Django
  • Python
  • MongoDB
  • Flask
  • Django
  • Python
  • Multithreading
  • Flask
  • Django - 3 Years
  • Docker - 5.0 Years

Professional Summary

9Years
  • Feb, 2022 - Present4 yr

    Software Developer (Python Developer)

    Diligent
  • Oct, 2019 - Dec, 20212 yr 2 months

    Engineer (Python Developer)

    Indigene
  • Dec, 2016 - Sep, 20192 yr 9 months

    Project Engineer (Data Science)

    Wipro (HOLMES AI Platform)

Applications & Tools Known

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    AWS

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    Docker

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    Terraform

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    CDK

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    GitHub

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    Jira

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    Redis

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    Celery

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    PostgreSQL

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    MongoDB

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    CloudWatch

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    API Gateway

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    AWS Lambda

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    Linux

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    GraphQL

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    Flask

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    Django

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    NumPy

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    Pandas

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    Hive

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    AWS API Gateway

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    Multithreading

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    Multiprocessing

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    REGEX

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    Lambda

Work History

9Years

Software Developer (Python Developer)

Diligent
Feb, 2022 - Present4 yr
    Designed scalable systems using OOP principles and modular architecture with patterns like Factory, Singleton, and Repository. Built a Python kernel with multi-runtime support for a robotics IDE having Jupyter Notebook and WebSocket using asyncio. Mentored junior developers and contributed to sprint planning and architectural decisions. Automated workflows using AWS Lambda and serverless scheduling. Deployed Dockerized applications with AWS ECS, leveraging infrastructure as code. Built and scaled the Equity Effect platform using Django, GraphQL, Redis, and Celery. Contributed to AI-driven insights with microservices for growth and performance prediction.

Engineer (Python Developer)

Indigene
Oct, 2019 - Dec, 20212 yr 2 months
    Developed scalable Flask REST APIs for document parsing, and image-to-text extraction. Optimized system performance with multithreading and multiprocessing to reduce I/O and CPU bottlenecks. Designed and deployed AWS-based infrastructure (EC2, S3, IAM) with CI/CD, monitoring, and Linux automation. Contributed to system design: API versioning, modular architecture, error handling, and async job orchestration with queues.

Project Engineer (Data Science)

Wipro (HOLMES AI Platform)
Dec, 2016 - Sep, 20192 yr 9 months
    Built custom NER model and NLP pipelines for screening and information extraction. Designed and deployed Django REST APIs and web scrapers to gather external data. Engineered ML models and Hive scripts for anomaly detection in financial transactions. Developed DEFT (Deep Extraction Framework Text) for POS-tagging, NER, and summarization APIs using Flask.

Achievements

  • Cleared University of Cambridge ESOL Examination Level B1
  • Cleared National Cadet Corps Air Wing
  • Training in Basic C++ language
  • Zonal Winner of Indias Biggest Networking Championship
  • Grand Finale of Indias Biggest Networking Championship IIT Delhi

Major Projects

2Projects

ML Classifiers

    Implemented logistic regression, SVM, decision trees, and random forests.

Deep Learning

    Developed LSTM and Bi-LSTM neural networks for sequence modelling.

Education

  • B.E. in Computer Science and Technology

    Institute of Technology and Management, Gwalior (2016)