Piyush Rai

Co-Founder

Bangalore Urban, Karnataka, India6 yrs 7 mos experience

Most Likely To SwitchAI ML Practitioner

Key Highlights

Architected scalable SaaS solutions for 10,000+ customers.
Led AI integration initiatives from concept to production.
Mentored junior developers, fostering a culture of excellence.

Stackforce AI infers this person is a SaaS-focused Full-Stack Engineer with strong AI integration expertise.

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Skills

Core Skills

Technical LeadershipSoftware ArchitectureAi IntegrationFull-stack DevelopmentSoftware DevelopmentWeb Development

Other Skills

3rd Party IntegrationsAPI DevelopmentAWSAWS CodeCommitAgile MethodologiesAmazon Web Services (AWS)AngularArtificial Intelligence (AI)BasecampC (Programming Language)CI/CDCSS3Cascading Style Sheets (CSS)Code ReviewContent Creation

About

A results-driven Senior Software Development Engineer with 6+ years of experience building scalable, high-performance applications and leading technical initiatives. Currently at CSG, I architect enterprise SaaS solutions while driving innovation through AI integration. I'm also the founder of askpiyush.com, where I explore cutting-edge AI applications. 🚀 What I Do: As a Senior SDE, I bridge the gap between complex technical challenges and business impact. My expertise spans: ✅ Technical Leadership: Architecting scalable full-stack applications, leading R&D initiatives, and driving engineering best practices ✅ Backend Excellence: Building robust Node.js/Express APIs with focus on performance, security, and maintainability ✅ Frontend Mastery: Crafting responsive, performant UIs with React and Angular, optimized for scale ✅ AI Innovation: Integrating LLMs and intelligent automation into production workflows, from PoC to deployment ✅ Team Development: Mentoring engineers, conducting code reviews, and fostering a culture of continuous improvement 📊 Recent Impact: - Led development of SaaS module serving 10,000+ customers - Improved app performance by 35% through strategic optimizations - Mentored 6 developers and managed delivery of 2+ concurrent projects - Drove AI/ML integration initiatives from concept to production 💡 I'm passionate about solving complex problems with elegant, scalable solutions. If you're working on challenging problems in SaaS, AI, or full-stack engineering, let's connect. 🔗 Portfolio & Technical Writing: https://www.askpiyush.com

Experience

Csg

2 roles

Senior Software Development Engineer (SDE-3)

Promoted

Sep 2025 – Present · 6 mos · Remote

Promoted to Senior SDE in recognition of technical excellence, leadership impact, and consistent delivery of high-value projects.
🎯 Technical Leadership & Architecture:
Leading architectural decisions for enterprise-scale SaaS applications serving 10,000+ active customers across global markets
Driving R&D initiatives in AI/ML integration, successfully moving LLM-powered features from PoC to production pipeline
Architecting microservices-based solutions using Node.js, ensuring 99.9% uptime and horizontal scalability
Establishing technical standards and best practices across engineering teams
📈 Impact & Performance:
Engineered performance optimizations that reduced frontend load time by 35%, directly improving user experience and retention
Led cross-functional team delivering 2+ concurrent projects with zero production incidents
Implemented CI/CD best practices using GitHub Actions, reducing deployment time by 40%
Designed and delivered scalable REST APIs handling millions of requests daily
👥 People Leadership & Mentorship:
Mentoring 6 junior developers through code reviews, pair programming, and technical guidance
Conducting technical interviews and contributing to hiring decisions for engineering team growth
Leading sprint planning, backlog grooming, and stakeholder communications
Fostering a culture of continuous learning and engineering excellence
🔧 Tech Stack & Tools:
Frontend: React, Angular, TypeScript, JavaScript, RxJS, NgRx
Backend: Node.js, Express.js, REST APIs, Microservices
AI/ML: LLM APIs, OpenAI integration, Prompt Engineering
Testing: Jest, Cypress, Test-Driven Development (TDD)
Cloud & DevOps: AWS, Docker, CI/CD Pipelines, GitHub Actions
Tools: Git, GitHub, Jira, Webpack, SonarQube

Technical LeadershipSoftware ArchitectureMicroservicesAI IntegrationNode.jsReact+3

Software Development Engineer II

Oct 2021 – Sep 2025 · 3 yrs 11 mos · Remote

Delivered high-impact full-stack solutions for enterprise SaaS platform, focusing on scalability, performance, and user experience.
Core Achievements:
Built and deployed scalable SaaS module from ground up, now serving 10,000+ customers generating significant revenue
Improved application performance through data-driven optimizations and code refactoring
Integrated LLM-powered features for intelligent workflow automation (PoC stage)
Collaborated with product, design, and QA teams to deliver customer-centric features
Contributed to codebase modernization and technical debt reduction initiatives
Managed sprint delivery and ensured timely project releases
Technical Contributions:
Developed responsive frontend interfaces using React and Angular
Built scalable backend APIs using Node.js and Express
Implemented state management solutions using NgRx and RxJS
Wrote comprehensive test suites using Jest and Cypress
Optimized application performance and reduced load times by 35%
Technologies Used:
MERN Stack (MongoDB, Express, React, Node.js), Angular, TypeScript, JavaScript, REST APIs, NgRx, RxJS, AWS, Git, GitHub, Jira, Webpack, Jest, Cypress

Full-Stack DevelopmentNode.jsReactAngularAWSGit+2

Wildnet technologies

2 roles

Software Engineer

Jan 2020 – Oct 2021 · 1 yr 9 mos

Responsibilities:
My role & responsibilities were to understand our company product's requirements and plan, develop, maintain and deploy the project, help testers to test the particular application, and help and co-operate with other team members. I have knowledge and experience of:-
1-) Independently managed a full project lifecycle, from requirement gathering to deployment, including direct client interaction., and also implemented various applications from scratch.
2-) Successfully integrated FastSpring and Chargeover subscription and billing APIs.
3-) Choosing the best technologies and Javascript frameworks to be used.
4-) Ensured application security and maintainability by implementing best coding practices.
5-) Improved performance of applications.
6-) Improved website quality and performance by 39% by leveraging Lighthouse and Sonarqube for code optimization..
7-) I used the technologies Node.js for API development and Angular 6 to 12, Angular Material for Front-end development.
Skills: Full-Stack Development · TypeScript · Angular · JavaScript, NGRX, Node.js, Express, Mongoose Cypress, Jest

Full-Stack DevelopmentNode.jsAngularJavaScript

Software Trainee

Aug 2019 – Jan 2020 · 5 mos

1. Experience in Web Application development using Python and Django Framework.
2. Experience in designing the UI page using HTML5, CSS3 and making them responsive.
3. Hands-on experience with Javascript Angular 2+ Framework.
4. Expertise in client-side scripting languages such as JavaScript and Angular 2+
5. Involved in Unit Testing.

Web DevelopmentPythonDjangoHTML5CSS3

Askpiyush.com

Founder

Aug 2019 – Present · 6 yrs 7 mos · Remote

What does it take to build modern AI-powered applications? askpiyush.com is my portfolio, designed to answer that question. It's an interactive space where you can explore my projects, understand my development process, and see my technical expertise in action. Have a question about my work or skills? This is the place to find the answer.