Mandeep Singh

Chief Technology Officer / Chief Architect
Delhi, IN.

About

Highly accomplished technology leader with over 15 years of experience in building scalable platforms and driving innovation across startups and enterprises. Proven expertise in AI, SaaS, and cloud-native architecture, including LLM integration, with a track record of delivering high-impact initiatives that achieved 8x ARR growth and transformed early-stage products into stable, enterprise-grade systems. Adept at aligning technical strategy with business goals and mentoring high-performing engineering teams to deliver exceptional results.

Work

Balluun
|

Software Architect (Contract)

Sunnyvale, CA, US

Summary

Led the architecture and modernization of backend systems, transitioning legacy components to a cloud-native, containerized infrastructure, while driving performance and reliability initiatives for a complex B2B ecosystem.

Highlights

Led the architecture and modernization of backend systems, transitioning legacy components to a cloud-native, containerized infrastructure.

Designed and maintained systems for real-time data processing, ensuring high throughput and low-latency performance across the platform.

Integrated diverse third-party APIs & services, enabling seamless interoperability within a complex B2B ecosystem.

Drove performance tuning, system hardening, and platform reliability initiatives to support evolving business and scaling requirements.

Devnagri AI
|

Enterprise Architect (Contract)

Noida, Uttar Pradesh, India

Summary

As Enterprise Solutions Architect, led the technical vision and architectural direction for Devnagri AI's platform, focusing on system scaling, AI infrastructure integration, and long-term product stability and performance.

Highlights

Architected a new system that expanded AI and LLM-driven translation capabilities, unlocking critical new use cases for the platform.

Integrated LLMOps and multilingual AI workflows to power real-time, intelligent translation delivery, enhancing service efficiency.

Collaborated closely with product, data, and leadership teams to strategically align technology with overarching business goals.

Designed a scalable, hybrid cloud architecture to support growing user demand and facilitate international expansion.

Played a key role in achieving an 8x increase in Annual Recurring Revenue (ARR) by optimizing system efficiency, backend performance, and service reliability.

Devnagri AI
|

Solutions Architect (Contract)

Noida, Uttar Pradesh, India

Summary

Led the architecture and development of scalable backend systems for Devnagri's early-stage translation platform, focusing on modularity and performance.

Highlights

Led the architecture and development of scalable backend systems to support Devnagri's early-stage translation platform, emphasizing modularity and performance.

Designed a context-aware infrastructure for multilingual websites, enabling accurate and efficient localization across diverse Indian languages.

Established the core system architecture that later enabled seamless integration of AI/LLM workflows and real-time translation capabilities.

Office Beacon LLC
|

UI/UX Architect

Ahmedabad, Gujarat, India

Summary

Redesigned core product interfaces and modernized front-end architecture across multiple business tools, improving usability and performance.

Highlights

Redesigned core product interfaces and modernized front-end architecture across multiple business tools, significantly enhancing user experience and system efficiency.

Streamlined critical user flows and improved overall usability, leading to more intuitive interactions and reduced support queries.

Collaborated cross-functionally with product and engineering teams to deliver polished, performance-optimized UI components.

99robots
|

Software Architect

Remote, United States, US

Summary

Designed and implemented backend systems for high-traffic marketing automation tools, focusing on data flow optimization, API integrations, and hybrid cloud infrastructure.

Highlights

Designed and implemented robust backend systems for high-traffic marketing automation tools, ensuring high performance and reliability.

Focused on optimizing data flow, API integrations, and hybrid cloud infrastructure to ensure stability, scalability, and rapid feature deployment across the marketing automation platform.

Contributed to accelerated feature delivery and enhanced system reliability for critical marketing operations.

ValueLabs
|

Solutions Architect

Hyderabad, Telangana, India

Summary

Refactored a five-year-old legacy system to improve performance, scalability, and multilingual support, delivering a cleaner, more maintainable architecture that reduced load times and simplified deployments.

Highlights

Refactored a five-year-old legacy system, significantly improving performance, scalability, and multilingual support.

Delivered a cleaner, more maintainable architecture that reduced load times and simplified deployments, laying the foundation for long-term growth.

Established a robust architectural foundation that continues to power the platform 7 years later, demonstrating long-term impact and sustainability.

Fourtek IT Solutions Pvt Ltd
|

Engineering Manager

Noida, Uttar Pradesh, India

Summary

Led product expansion through new features and sub-products, modernizing legacy architecture, and upgrading the tech stack.

Highlights

Modernized legacy architecture and upgraded the tech stack, significantly improving system performance, scalability, and maintainability.

Led product expansion efforts, launching new features and sub-products that drove platform growth and improved customer engagement.

Designed and implemented scalable backend systems using hybrid cloud infrastructure to support enterprise-level service reliability.

Collaborated across teams and mentored developers, ensuring alignment between engineering output and business objectives.

HumanFirewall
|

Technical Lead

Gurugram, Haryana, India

Summary

Led rapid development and launch of HumanFirewall's first product version within 45 days, enabling early market validation and investor interest.

Highlights

Led the rapid development and successful launch of HumanFirewall's first product version within 45 days, accelerating early market validation and investor interest.

Architected a scalable hybrid cloud infrastructure and developed multiple spin-off tools, leveraging real-time user feedback to accelerate product roadmap execution.

Drove critical early-stage product development, establishing a robust technical foundation for future growth and market penetration.

LetsMD
|

Technical Lead

Delhi, Delhi, India

Summary

Led architectural strategy and agile development processes for a dynamic medical surgery discovery platform, ensuring system adaptability to frequent product vision changes and contributing to successful funding acquisition.

Highlights

Led architectural strategy and agile development processes for a dynamic medical surgery discovery platform.

Ensured system adaptability to frequent product vision changes, directly contributing to successful funding acquisition.

Implemented agile development processes, enhancing team efficiency and responsiveness to evolving product requirements.

ShipRocket
|

Technical Lead (Founding Team)

Delhi, Delhi, India

Summary

Designed and led the development of Shiprocket's core system architecture, enabling long-term scalability, modularity, and integration extensibility, and built the foundational backend for third-party logistics integrations.

Highlights

Designed and led the development of Shiprocket's core system architecture, enabling long-term scalability, modularity, and integration extensibility.

Built the foundational backend for third-party logistics integrations, powering one of India's most widely adopted eCommerce logistics platforms.

Drove the technical foundation for a platform that grew to become a leading eCommerce logistics solution in India.

TheSmartTrolley
|

Staff Engineer

Noida, Uttar Pradesh, India

Summary

Collaborated directly with founders to transform a raw concept into a working prototype within 21 days, helped build and lead the early engineering team, and scaled operations across Delhi NCR.

Highlights

Collaborated directly with founders to transform a raw concept into a working prototype within 21 days, along with supporting side applications.

Helped build and lead the early engineering team, scaling operations across Delhi NCR.

Prepared the platform for funding, establishing technical readiness for investment before market conditions shifted.

Envato Studio
|

Full Stack Engineer (Freelance)

Remote, Remote, US

Summary

Delivered end-to-end development for 40+ client projects, including SaaS platforms, enterprise tools, and custom web applications, building scalable, performance-optimized full-stack solutions with strong UI/UX.

Highlights

Delivered end-to-end development for over 40 client projects, including SaaS platforms, enterprise tools, and custom web applications.

Built scalable, performance-optimized full-stack solutions with strong UI/UX, tailored to diverse business and technical requirements.

Managed the full software development lifecycle from concept to deployment, ensuring client satisfaction and project success.

Elto.com (acquired by GoDaddy)
|

Solutions Engineer

Remote, Remote, US

Summary

Completed over 250 projects for a global client base, ranging from quick-turnaround fixes to full custom builds, specializing in WordPress development and hosting architecture.

Highlights

Completed over 250 projects across a global client base, ranging from quick-turnaround fixes to full custom builds.

Specialized in WordPress development and hosting architecture, delivering fast, reliable solutions that earned high client retention.

Provided expert technical solutions and support, significantly contributing to client satisfaction and repeat business.

Envato Marketplace (CodeCanyon)
|

Product Creator (Marketplace Vendor)

Remote, Remote, US

Summary

Developed and launched PHP libraries and SaaS-style tools, optimized for easy integration and developer usability, achieving ~900 product sales.

Highlights

Developed and launched PHP libraries and SaaS-style tools, optimized for easy integration and developer usability.

Achieved approximately 900 product sales by delivering well-documented, production-ready code tailored to the needs of agencies and indie developers.

Managed the entire product lifecycle from ideation to market, demonstrating strong entrepreneurial and technical capabilities.

Fiverr
|

Full Stack Engineer

Remote, Remote, US

Summary

Delivered full-stack solutions spanning UI/UX fixes, backend enhancements, and complex system integrations for global clients, maintaining a consistent 5-star rating.

Highlights

Delivered full-stack solutions spanning UI/UX fixes, backend enhancements, and complex system integrations for global clients.

Maintained a consistent 5-star rating through fast delivery, clear communication, and reliable, production-ready results.

Successfully executed diverse projects, demonstrating versatility in addressing varied client requirements and technical challenges.

Volunteer

Smart India Hackathon
|

Applications Evaluator

Remote, National, India

Summary

Evaluated project ideas submitted by participants for the grand finale of Smart India Hackathon 2018, 2019 & 2021.

Highlights

Evaluated project ideas submitted by participants for the grand finale of Smart India Hackathon 2018, 2019 & 2021.

AngelHack
|

HACKcelerator Mentor

Remote, National, India

Summary

Mentored the Winning Hackathon Team throughout their HACKcelerator Program journey by providing Technical Mentorship and Startup Advice.

Highlights

Provided technical mentorship and startup advice to the winning Hackathon Team throughout their HACKcelerator Program journey.

Indian Council of Medical Research (ICMR)
|

Architecture Consultant

Remote, National, India

Summary

Provided architectural expertise to an engineering team, contributing to the development of a lending solution for Research Equipment & Machinery for ICMR Scientists.

Highlights

Provided architectural expertise to an engineering team, contributing to the development of a lending solution for Research Equipment & Machinery for ICMR Scientists.

DCB Bank Innovation Carnival
|

Team Mentor

Remote, National, India

Summary

Guided a team to build a POC Product in a matter of a few hours and led them to the 2nd Runner-up Position, eventually getting them in the Final Round of the Accelerator Program.

Highlights

Guided a team to build a POC Product within hours, leading them to achieve 2nd Runner-up Position and reach the Final Round of the Accelerator Program.

Education

Sikkim Manipal University - Distance Education
Gangtok, Sikkim, India

Bachelor of Business Administration (BBA)

Business Administration

Languages

English

Skills

Top Skills

Complex Problem Solving, Enterprise Architecture, Client Relationship Building, Software Lifecycle Management, Applications Of Artificial Intelligence, Infrastructure Optimization, Application Performance Optimization, Technical Project Leadership.

AI, ML & Language Technologies

Large Language Models (LLMs), Conversational AI, Generative AI, LLMOps, Natural Language Processing (NLP), Contextual AI, Prompt Engineering.

Programming, UI/UX, and Frameworks

PHP, Node.JS, Python, Golang, Laravel, Express, Vue.js, ReactJS, Angular, Symfony, Zend Framework, WordPress, SASS, LESS, DenoJS, ECMAScript, MongoDB, MySQL, MariaDB, Astronomy, Ghost, Socket, UI/UX Architecture, Tailwind CSS.

DevOps, Cloud & Infrastructure

Amazon Web Services (AWS), Google Cloud Services (GCP), Hybrid Cloud Computing, Azure, Docker, Jenkins, Varnish, Hashicorp Vault, CI/CD Pipelines, MLOps, Cloud-Native Architecture, GitHub Workflows, Workflow Automation, Infrastructure Scaling, On-Premise Readiness, Performance Monitoring, Failover Handling.