Senior SQL Engineer

About the Role

We’re looking for a

hands-on SQL Engineer

with deep experience in

Athena

and

PrestoSQL

to join a high-performance data team. You’ll be responsible for writing, optimizing, and maintaining large-scale SQL queries and data models that support analytical and reporting workflows across distributed data systems. This role is

purely technical

— ideal for someone who loves diving into queries, tuning performance, and transforming raw data into reliable, production-ready outputs.

Key Responsibilities

Write and optimize complex SQL queries for large datasets in

AWS Athena

and

PrestoSQL

• . Design, maintain, and improve data models (fact / dimension structures, partitioning, data integrity checks). Build and manage data outputs in

CSV, Excel, or other analytical formats

query tuning and cost optimization

for S3-based storage environments. Monitor query performance, troubleshoot data issues, and ensure accuracy and consistency. Required Skills & Experience

3–6 years

of hands-on SQL development experience (advanced query design, joins, CTEs, window functions). Mandatory :

Proven, production-level experience with

Athena

and

PrestoSQL

data warehouses, data lakes, and S3-based querying. Solid understanding of

data modeling concepts

(star schema, partitioning, data lineage). Experience building and validating analytical datasets and exports (CSV, Excel, BI feeds). Comfortable working in

fast-paced, remote, data-driven environments

Familiarity with

AWS Glue, Redshift, or Trino

Python

or lightweight ETL scripting. Exposure to BI tools like

Power BI

Tableau

, or

Looker

Hard-working, detail-oriented, and self-driven. Thrives in a fast-moving, independent, and fully remote setup. Communicates clearly and works proactively with distributed teams.