Staff Software Engineer

Zyoin Group; Bengaluru Urban; On-site; INR 3,000,000 - 6,000,000; Full time

Job summary

Zyoin Group in Bengaluru, India is seeking a Staff Backend Developer for a fintech startup setting up operations in India. You will architect, optimize, and scale complex backend systems from day one.

You should have 8+ years in production-grade backend, strong CS fundamentals, proficiency with Redis, PostgreSQL, ClickHouse, and experience in CI/CD and high-concurrency environments. Working with fintech data will be a plus.

Qualifications

• 8+ years of backend development in production.
• Experience scaling compute and I/O-intensive applications.
• Strong CS fundamentals and system design knowledge.
• Experience with concurrent requests at scale and performance optimization.
• Experience with Redis, PostgreSQL and ClickHouse.
• Fintech experience is a plus.
• Familiar with CI/CD practices.
• Excellent problem-solving and communication skills.

Responsibilities

• Architect and refine backend systems for efficiency, durability, and scale.
• Improve application performance for speed and scalability.
• Manage high concurrency and large data volumes with robust architectures.
• Collaborate with engineering and product teams to translate requirements into reliable systems.
• Ensure data integrity with Redis, PostgreSQL, and ClickHouse.
• Promote coding excellence, testing rigor, and deployment precision.

Skills

Backend development

Scalability

Concurrency

System design

Performance optimization

CI/CD

Data structures & algorithms

Communication skills

Education

Bachelor’s degree in Computer Science or Engineering

Tools

Redis

PostgreSQL

ClickHouse

Job description

We're looking for a Staff Backend Developer — Fintech startup setting up their operations in India.

Why Join?

Get an opportunity to be of the founding member of the team and develop product from scratch.

About Role and the work:

Inference Optimization

• Architect, refine, and elevate the capabilities of complex backend systems, with a laser focus on efficiency, durability, and scale.
• Elevate application performance, optimizing for speed, scalability, and resource allocation.
• Forge robust methodologies to manage high concurrency and vast data volumes, setting new industry benchmarks.
• Collaborate intimately with engineering and product peers to crystallize requirements into resilient, scalable architectures.
• Demonstrate proficiency with advanced storage solutions and databases like Redis, PostgreSQL, and ClickHouse, enhancing system integrity.
• Champion coding excellence, testing rigor, and deployment precision, driving best practices across the development lifecycle.

What We're Looking For:

You've built something that runs in production at a meaningful scale and you understand why it's fast.

Candidates from premium colleges/institutes preferred.

Requirements:

• Minimum of 8 years of experience in backend development in a production environment.
• Proven experience in scaling compute and I/O-intensive applications.
• Strong foundation in computer science, with a deep understanding of data structures, algorithms, and system design principles.
• Experience in handling concurrent requests at scale and optimizing large-scale systems for performance and reliability.
• Experience with database technologies such as Redis, PostgreSQL, and ClickHouse.
• Experience in the financial sector, particularly in developing fintech applications or systems, is a plus.
• Solid understanding of software development life cycle, continuous integration, and continuous delivery (CI/CD) practices.
• Excellent problem-solving abilities and strong communication skills.

Educational Requirement:

Bachelor's or Master's degree in Computer Science, Engineering, or a related field.