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I will fix slow sql queries and database bottlenecks
Backend Developer, SQL, API and Database Optimization Expert
Senior Backend Engineer with 10+ years of experience building scalable APIs and backend systems using Node.js (NestJS/Express) and Laravel.
I specialize in subscription billing (Stripe, Chargebee, WH...
About this Gig
Are your APIs or database queries running slow?
I will optimize your SQL queries, stored procedures, indexes, and backend database operations to improve response time and reduce server load.
What I can optimize:
PostgreSQL queries
MySQL queries
Stored Procedures
API response time
Slow joins & nested queries
Missing indexes
High CPU usage queries
Large dataset handling
Query execution plans
Backend performance bottlenecks
Tech Stack:
PostgreSQL
MySQL
Node.js
NestJS
Laravel
Redis
What youll get:
Faster response times
Optimized SQL queries
Reduced DB load
Clean and scalable solutions
Performance recommendations
Please message me before placing an order for proper analysis.
Platform:
Elasticsearch
•
Firebase
•
MongoDB
•
PostgreSQL
Expertise:
Normalization
•
SQL
•
Performance
•
Query optimization
FAQ
Which databases do you optimize?
I mainly work with PostgreSQL and MySQL, including complex queries, indexes, stored procedures, and API-related database bottlenecks.
Can you optimize API response time as well?
Yes, I can identify slow database operations affecting APIs and optimize backend performance for faster response times.
Do you work with large datasets?
Yes, I have experience optimizing queries and database operations for high-volume production systems.
What do you need from me to start?
Usually query samples, database structure, execution plans, API response timings, or temporary access to the development environment.
Will you explain the optimization changes?
Yes, I provide clear explanations of the bottlenecks and the improvements made.
Can you work on live production issues?
Yes, but I highly recommend having a staging or backup environment before applying major optimizations.
Do you optimize stored procedures and functions?
Yes, I can optimize stored procedures, functions, joins, indexes, and execution plans.
