SAIL CH
@sailch
Senior Python full-stack engineer delivering scalable backend services, event-driven systems, and observable web apps.
What I'm looking for
I’m a Senior Python Full-Stack Engineer with 7+ years of experience architecting and delivering scalable backend services, distributed systems, and modern web applications across high-traffic production environments. I leverage deep Python expertise (Django, FastAPI, Flask) to design microservices, implement async pipelines with Celery/Redis, and optimize data-intensive workloads for throughput and reliability.
In my roles, I’ve built event-driven architectures with Kafka-style workflows, designed idempotent workers with retry/backoff strategies, and implemented caching layers that reduce database load at scale. I lead end-to-end cloud-native delivery on AWS with Docker/Kubernetes, infrastructure-as-code (Terraform/CloudFormation), and CI/CD automation—backed by production observability using Prometheus and Grafana.
Experience
Work history, roles, and key accomplishments
Senior Software Engineer
Verstela
Jun 2022 - Present (4 years)
Designed Python data pipelines processing millions of records daily, improving operational efficiency by 50%. Implemented Celery workflows with retry/backoff and idempotency, built Redis caching and PostgreSQL tuning to reduce database load by 60%, and automated deployments with Docker/AWS/Terraform to cut deployment time by 40%.
Software Engineer
Dealty
Mar 2019 - May 2022 (3 years 2 months)
Delivered end-to-end SaaS features using Python (Django/FastAPI) and React for thousands of daily active users. Implemented microservices and REST APIs (including Stripe/Twilio/Google Maps webhooks), offloaded heavy work to Celery to improve UI responsiveness by 70%, and optimized Redis caching and PostgreSQL migration/deployment strategies to reduce release time by 30%.
Software Engineer
QueueDr
Oct 2017 - Feb 2019 (1 year 4 months)
Built and maintained Flask-based APIs for healthcare scheduling systems, achieving 99.9% uptime. Developed scheduled automation for reminders and compliance workflows, implemented robust API contracts (validation, rate limiting), and set up Dockerized services with Prometheus/Grafana observability and resilience patterns like circuit breakers and graceful shutdown.
Education
Degrees, certifications, and relevant coursework
University of the Punjab
Master of Information Science, Information Science
Earned a Master of Information Science from the University of the Punjab.
Tech stack
Software and tools used professionally
GitHub
Kubernetes
Docker Compose
Jenkins
GitHub Actions
PostGIS
MySQL
PostgreSQL
MongoDB
Gmail
Node.js
Django
Tailwind CSS
Material-UI
Redis
Terraform
AWS CloudFormation
JavaScript
Google Maps
Kafka
RabbitMQ
Django REST framework
FastAPI
Grafana
Prometheus
GraphQL
gRPC
Elasticsearch
AWS Lambda
pytest
Twilio
NGINX
Gunicorn
SQL
PgBouncer
Bash
Task
Remote
Check
Availability
Location
Authorized to work in
Portfolio
github.com/qa-nemesisJob categories
Skills
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