Principal Software Engineer

Role Overview:

We are looking for a highly skilled Principal Software Engineer / Software Engineering Manager to join our engineering team and build scalable fintech products from scratch. This is a hands-on Individual Contributor (IC) role with ownership of architecture, development, scalability, and security, while also mentoring a small engineering team.

The ideal candidate should have extensive experience building high-throughput, low-latency financial applications, preferably in the fintech, banking, or payments domain. Candidates with strong expertise in Java & Spring Boot or Node.js (Golang is an added advantage) will be considered.

Key Responsibilities:

- Own the complete Software Development Life Cycle (SDLC) for mission-critical fintech and payment platforms.

- Design and develop scalable, secure, and high-performance applications from scratch.

- Build systems capable of handling high-volume, low-latency transactions.

- Design robust microservices and distributed system architectures.

- Take complete ownership of software architecture, coding, deployment, and production support.

- Work closely with business stakeholders to understand requirements and translate them into technical solutions.

- Mentor and guide a small engineering team while remaining a hands-on contributor.

- Conduct code reviews and ensure engineering best practices.

- Identify, troubleshoot, and remediate security vulnerabilities.

- Drive performance optimization, scalability improvements, and system reliability.

- Collaborate with cross-functional teams to deliver high-quality products within timelines.

Technical Skills:

1. Primary Skills:

- Java

- Spring Boot

- Node.js

2. Good to Have:

- Golang

- React.js

3. Cloud & Infrastructure:

- AWS (EC2, S3, Lambda, Load Balancer, Serverless)

- Kubernetes

- Docker

4. Databases:

- PostgreSQL

- MongoDB

5. Messaging & Distributed Systems:

- Apache Kafka

- Microservices Architecture

- Distributed Systems

6. Additional Skills:

- Software Architecture

- SDLC

- Agile/Scrum

- Security Vulnerability Management

- Performance Optimization

Required Experience:

- 9+ years of software engineering experience.

- Strong experience building products from scratch in a startup or product environment.

- Hands-on expertise in Java & Spring Boot and/or Node.js.

- Experience developing scalable, high-throughput, low-latency applications.

- Strong understanding of payment systems, fintech, core banking, or UPI platforms is highly preferred.

- Experience designing microservices and distributed systems.

- Hands-on experience with AWS cloud services.

- Experience working with PostgreSQL and/or MongoDB.

- Experience leading or mentoring small engineering teams.

- Ability to work independently while taking complete product ownership.

Preferred Background:

- Product-based companies or high-growth startups.

- FinTech, Banking, Payments, Financial Services, or Digital Payments domain.

- Experience building secure, scalable, enterprise-grade applications.

Desired Traits:

- Strong problem-solving and analytical skills.

- Passion for building products from scratch.

- Ownership mindset with excellent execution skills.

- Collaborative, humble, and proactive approach.

- Comfortable working in a fast-paced startup environment.

Skills

Java, Spring Boot, Node.js, Distributed Systems, Microservices Architecture, Cloud Infrastructure, AWS, Cloud Services, Engineering Management