Santanu Bhattacharya
Bangalore
Summary
Experienced technology professional with strong expertise in Python, FastAPI, and designing scalable cloud architectures on AWS. Skilled in building high-performance backend systems, developing secure REST APIs, and optimising application reliability. Proven ability to lead engineering teams, modernise systems, and deliver end-to-end solutions across dynamic environments. Known for adaptability, problem-solving, and driving technical excellence while ensuring efficiency and business impact.
Overview
2026
2026
years of professional experience
3
3
Certifications
Work History
Key Highlights
C3 Mentorship Program
- Designed and deployed a multi-tier AWS VPC with public/private subnets, IGW, NAT Gateway, and route tables for secure networking.
- Configured Security Groups and NACLs for fine-grained traffic control and access restriction.
- Launched private EC2 instances with NAT-based outbound and Bastion host SSH inbound access.
- Implemented Auto Scaling with ALB for high availability, dynamic load balancing, and cost optimization.
- Built and hosted a Flask REST API on EC2 integrated with RDS (MySQL) for backend data management.
- Configured AWS Storage Gateway (File Gateway) for hybrid cloud storage and on-premises S3 access.
- Automated entire VPC provisioning using AWS CloudFormation templates.
- Prepared documentation for architecture, deployment, and monitoring for operational reliability.
Lead Engineer
Anora Instrumentation Pvt Ltd
05.2021 - Current
- Designed and developed a Functional Testing Framework using Python, MySQL, and REST APIs, improving test execution speed by 40% and boosting team productivity by 30%.
- Managed communication with global clients across 3+ time zones, ensuring 100% requirement clarity and seamless delivery coordination.
- Reduced client operational overhead by 80% by implementing automated and advanced testing solutions adopted across multiple product lines.
- Increased software delivery efficiency by 70% through workflow automation, optimized database operations, and Python-based tooling.
- Drove Agile adoption across the team, improving sprint predictability by 50% and achieving consistent on-time delivery.
- Established architectural standards and code quality guidelines, reducing defects by 35% and accelerating onboarding for new engineers.
- Led a team to develop mobile ERP applications using React Native, JavaScript, and FastAPI, improving data accuracy by 90% and reducing manual work by 60% on the shop floor.
- Directed cross-functional teams to enhance instrumentation design workflows, reducing design cycle time by 25% and improving system reliability.
- Oversaw the implementation of quality control and validation protocols, reducing field issues by 40% and improving product reliability metrics.
- Mentored junior engineers, fostering skill development and knowledge transfer within the team.
Senior Project Lead
Quobotic Consultancy Pvt Ltd
01.2020 - 04.2021
- Led on-prem ERP migration projects to AWS Cloud, improving system uptime by 99.9%, enhancing scalability, and reducing infrastructure and maintenance costs by 35%.
- Directed development of a barcode-scanner–based mobile application integrated with the existing ERP system, increasing operational throughput by 50%, reducing manual errors by 70%, and contributing to a 20–25% rise in client revenue.
- Delivered high-performance “Uber-type” mobile applications for medical systems, enabling real-time service allocation and generating 2–3 new revenue streams, resulting in a 30% increase in service utilization.
- Engineered embedded and IoT solutions using Embedded C, integrating them with mobile interfaces that improved device usability by 60%, reduced response time by 40%, and extended the system’s market reach by 25%.
Project Lead
Score Information Technology Pvt Ltd
01.2007 - 01.2015
- Advanced from Junior Engineer to Project Lead within 10 months, demonstrating exceptional technical capability, rapid learning, and strong leadership potential.
- Led Asia’s largest RFID-based Access Control System, managing cross-functional teams and developing middleware for embedded Linux–based RFID and IRIS authentication systems. Integrated the platform with multiple industrial barriers to automate entry/exit and time-attendance tracking for 20,000+ employees, reducing manual workforce needs by 60% and significantly improving system performance and reliability.
- Architected and delivered a security monitoring solution for a major petroleum supplier by integrating Nextiva Video Analytics and tele-calling cards to create a custom IVRS system. Implemented across 144 high-security locations, the system reduced dependency on on-site security staff by 40% and increased operational efficiency and profit margins.
- Designed and developed an industrial-grade electricity optimization system using dynamic local power factor correction and real-time monitoring. This solution reduced electrical wastage by 18%, improved equipment health, and decreased overall operational costs for multiple industrial clients.
CEO, Co-Founder & Technical Architect
Ambitech
01.2003 - 01.2008
- Founded and led the company, managing end-to-end operations, client relationships, and product innovation, achieving year-over-year business growth of 25–30%.
- Developed a graphical automation tool for 8051 microcontrollers, enabling auto-generation of firmware for moving display boards and LED design systems, reducing development effort by 70% and cutting delivery timelines by 50%.
- Built multiple MLM applications for partner companies, generating a steady revenue increase of 30–40% and expanding the organization’s digital product portfolio.
Delivered 8051-based industrial firmware for major clients enhancing system performance and reducing industrial downtime by 35%. - Manufactured and deployed a wide range of LED-based information display boards along with custom interface software, creating a high-margin product line that contributed 40% of total annual revenue.
- Successfully served top-tier clients such as Tata Steel, IBP, Indian Railways, SBI, and multiple government institutions, achieving a 95% client satisfaction and repeat-business rate.
- Developed and executed strategic initiatives that strengthened market presence, increasing customer base by 50% and opening new business verticals.
- Led cross-functional teams across engineering, manufacturing, and operations, improving workflow efficiency by 30%, reducing defects by 25%, and accelerating delivery timelines.
Embedded Systems Consultant
Freelance Embedded Systems Consultant
01.2001 - 01.2003
- Collaborated with Digital Power Corporation to design and develop microcontroller-based devices.
- Conducted technical workshops on 8051 microcontroller programming at universities across Northeast India.
- Attended industry conferences, performing promotional and educational duties for company.
Project Manager
Netcom
01.2000 - 01.2001
- Designed and developed PISBA for West Bengal Government hospitals, a PSTN-based WAN system enabling real-time information sharing across 40+ hospital locations. Built both the embedded system and GUI application, improving information visibility and response time by 60%.
- Operated as the sole software division, ensuring high client satisfaction and technical delivery standards.
- Coordinated cross-functional teams to ensure alignment on project objectives.
Co-Founder & Technical Lead
Core Microsystems
01.1998 - 01.1999
- Established a 10-member team, specializing in Software and healthcare solutions.
- Led the design and deployment of medical applications for departments such as oncology, cardiology, and orthopedics.
- Delivered high-performance software solutions ahead of market trends using VC++ and MS Access.
- Provided strategic direction for product development, resulting in high-quality offerings that resonated with customers'' needs and preferences.
Education
Diploma - Computer Science
NIIT
Kolkata, India03-1997
Bachelor of Science (B. Sc.) - Mathematics
Bangabasi Morning College, Calcutta University
Kolkata, India01.1997
Skills
- AWS Cloud Solutions
- Cloud Competencies: AWS Cloud Services (VPC, EC2, S3, RDS, EBS, EFS, ELB, ASG, DynamoDB, Lambda, CloudFormation)
- Python & API Development
- Project Management
- Leadership & Team Management
- Software Architecture & Design
- Database Management
- Cloud Computing
- Client Relations
- Industrial Automation & IoT
- Agile & Lean Project Management
- Programming Proficiency: Python, C, C, Embedded C, VBA, Java (Android), HTML, and JavaScript
- Database Management: MySQL, MS SQL Server, and Oracle (Advanced)
- Operating Systems: Windows and Linux environments
- Methodological Frameworks: Agile/Scrum, Lean Principles
Accomplishments
- Developed innovative tools for automated firmware generation, reducing development time by 60–70% and improving delivery consistency across multiple projects.
- Achieved the Maximum Read Range Award at I2IT, optimizing RFID performance using only environmental and configuration improvements, without hardware changes.
- Received an award for excellence in the Nextiva Video Analytics Project, delivering a high-accuracy surveillance and alerting system that enhanced security efficiency by 40% across deployed sites.
Certification
- AWS Certified Solution Architect Associate, 2021
- Python Programming, Cisco, 2021
- RFID Systems, I2IT
- Microsoft Certified Professional on VC++ and VB6
Community Service & Volunteer Work
Anti-Corruption India, Public Relations Officer, India, 2014, Present, Assist individuals with legal challenges and promote anti-corruption practices., Advocate for ethical governance, raise community awareness, and support anti-corruption initiatives.
Languages
English
Bilingual or Proficient (C2)
Hindi
Advanced (C1)
Timeline
Lead Engineer
Anora Instrumentation Pvt Ltd
05.2021 - Current
Senior Project Lead
Quobotic Consultancy Pvt Ltd
01.2020 - 04.2021
Project Lead
Score Information Technology Pvt Ltd
01.2007 - 01.2015
CEO, Co-Founder & Technical Architect
Ambitech
01.2003 - 01.2008
Embedded Systems Consultant
Freelance Embedded Systems Consultant
01.2001 - 01.2003
Project Manager
Netcom
01.2000 - 01.2001
Co-Founder & Technical Lead
Core Microsystems
01.1998 - 01.1999
Bachelor of Science (B. Sc.) - Mathematics
Bangabasi Morning College, Calcutta University
Diploma - Computer Science
NIIT
Key Highlights
C3 Mentorship Program