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Shiv K.
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Shiv K.

Backend Developer | Python, FastAPI and Hasura Expert

I made the software at NASA 🚀 faster - your project doesn't stand a chance at staying slow in my hands! ( github.com/nasa/ncompare/pull/264 ) I am an expert Back-end Developer specializing in FastAPI and Hasura, along with PostgreSQL, MySQL, and MongoDB. My contributions to open-source code include NASA software, Tensorflow, Meshtastic, and Python. My job is to turn your awesome ideas into reality as quickly as possible while keeping the backend perfect and the end product stable. I help people build their dream services and solve the problems they encounter with state-of-the-art solutions. Over the last 12 years, I have acquired extensive experience using a variety of languages to craft beautiful back-end systems, along with providing novel solutions, speed optimization, and cloud architecture, ensuring that it can scale globally. I have led the back-end development of ReskyuMe, PaGaLGuY, Easio, and Airbnb amongst many others. An extremely high level of reliability and responsibility is my guarantee, which is evident from all of my reviews being rated 5 stars! I have a deep knowledge of different architectures like x86 and ARM, which allows me to fully understand how different CPUs work, how memory is accessed, and how SIMD/vectorization can be exploited to speed up services. Technologies I use: ✅Languages: C, C++, Python, HTML, CSS, JavaScript ✅Frameworks: FastAPI, Hasura ✅Server Interfaces: REST, GraphQL, Websockets ✅DB Interfaces: SQLAlchemy, SQLModel, PyMongo ✅SQL DBs: PostgreSQL, MySQL, and other SQL-based DBs ✅NoSQL DBs: MongoDB, Cassandra, ScyllaDB ✅Version Control: Git & Mercurial ✅DevOps: Traefik, Nginx, Docker, Kubernetes, Apache, AWS, Google Cloud Platform, Microsoft Azure, Digital Ocean, GitHub Actions ✅Project Management: ClickUp, Trello, Github ✅Operating Sytems: Windows, Linux (Ubuntu, Debian, CentOS, etc.), macOS ✅Cloud Platforms: Amazon Web Services, Google Cloud Platform, Microsoft Azure, DigitalOcean, Linode, Hostinger, et al ✅Cloud Services: Cloudflare ✅LLMs: ChatGPT and self-hosted ones Vast knowledge of: ✅Software design and development ✅Different hardware platforms: x86 and ARM ✅Parallel processing: SIMD and Vectorization ✅Cloud Architecture, CI/CD ✅SQL query construction ✅NoSQL query construction ✅Object-Oriented Programming ✅Speed optimization ✅Usability ✅Security

🇵🇱Warsaw, Poland$150/hr100% JSS5.00 (66)Since Nov 2018

Earnings and projects

MRR
$386

Last 6 months ÷ 6

World#88,351 / 412k
🇵🇱Country#610 / 2,852
Revenue, last 30 days
$0

Last 6 months: $2.3k

Total earnings
$121k

Billed in all: $126k

World#31,161 / 412k
🇵🇱Country#418 / 2,852
Per project
$2.1k

$331 in the last 6 months

World#73,499 / 412k
🇵🇱Country#685 / 2,852
Projects, last 6 months
7

Across 11 contracts

0% fixed100% hourly
World#28,826 / 412k
🇵🇱Country#211 / 2,852
Projects in all
57

Across 98 contracts

29% fixed71% hourly
World#53,504 / 412k
🇵🇱Country#384 / 2,852

Earnings, last 30 days

$126kNothing earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$122k$124k$126k$128kOct 8Oct 23Nov 7

Skill rankings: Top 14% in Object-Oriented Programming

Ranked by MRR among everyone on Upwork with the skill.

  1. #8Multithreaded, Parallel, & Distributed Programming Language32 freelancers · 🇵🇱 #1Top 25%
  2. #21SQLAlchemy143 freelancers · 🇵🇱 #3Top 15%
  3. #61Object-Oriented Programming438 freelancers · 🇵🇱 #1Top 14%
  4. #68Database Optimization229 freelancers · 🇵🇱 #2Top 30%
  5. #80Cloud Engineering344 freelancers · 🇵🇱 #3Top 23%
  6. #175Cloudflare636 freelancers · 🇵🇱 #3Top 28%
  7. #206Cloud Architecture966 freelancers · 🇵🇱 #7Top 21%
  8. #269Performance Optimization1,100 freelancers · 🇵🇱 #4Top 24%