Principal Engineer - Database Engineering (Query Optimization)

Projects Overview

Date Posted: 15-Jul-2026
Job Type: Full Time
Job Exp: 1 Year
Salary: ₹15000 / MONTH
Location: MUMBAI
Education Req: Bachelor's (Preferred)

Job description

Job type

Full-time

Shift and schedule

Day shift
Monday to Friday

Location

Karnataka

Benefits

Pulled from the full job description

Health insurance
Paid time off
Paid sick time
Provident Fund
Work from home
Flexible schedule

Full job description

Principal Engineer - Database Engineering (Query Optimization)

Introduction:

Join AkashX, a pioneering startup redefining modern data infrastructure and architecture with a cost-performance-first approach! At AkashX, we're at the forefront of the data revolution, dedicated to crafting the ultimate data and applications platform. Our proactive problem-solving culture empowers every team member to innovate, leaving a lasting impact through their work in a collaborative environment. At the heart of our data ecosystem lies the Database Engineering team, driving the development of a cutting-edge query engine crucial for processing extensive and diverse datasets. We're committed to pioneering state-of-the-art query optimizations, implementing industry-leading query execution techniques, and constructing an exceptionally efficient, high-performing, and scalable database system.

Responsibilities:

Lead the design, development, and maintenance of a highly distributed and high-performing database system, focusing on the Query Optimizer.
Engage in technical, design, and product discussions within the team, providing leadership and expertise.
Consistently deliver complex projects while maintaining high-quality standards.
Mentor and guide junior engineers within the team to foster their growth and development.
Author engaging blog posts, technical articles/papers, and present findings at conferences and meetups.
Actively participate in online forums, discussion boards, and provide expert insights to answer customer questions.

Qualifications:

8+ years of software engineering experience.
Solid understanding of query processing internals, database architecture, and distributed systems.
Proficiency in object-oriented programming, SQL semantics, and optimization techniques.
Exceptional problem-solving abilities and excellent interpersonal communication skills.
Experience contributing to open-source database projects is highly valued.
PhD or research experience in databases or distributed systems is advantageous.
Demonstrated engagement in the database community through publications, technical presentations, and/or active involvement in related forums or groups.

Bonus Points for Experience in:

Query Optimizer: heuristic-based query rewrites, cost-based optimizations, cardinality estimations, plan stability, interleaved query optimization based on runtime feedback.
Designing and implementing cloud-scale distributed database system internals.

Why be a Principal Engineer for Database Engineering at AkashX?

Collaborate with a stellar team comprising industry veterans and emerging talents, shaping the cutting-edge data management system beloved by customers.
Take ownership of your career growth, as this role encourages you to evolve as a technical leader.
Learn and contribute at scale as you deliver critical components of a highly distributed, robust, and secure enterprise SaaS platform, serving thousands of customers and processing over a billion complex queries daily.