Aishwarya Vaibhav

CTO

Ghaziabad, Uttar Pradesh, India8 yrs experience

Highly Stable

Key Highlights

Led teams of 30+ engineers in high-growth startups.
Scaled systems from 50k to 1M daily active users.
Expert in backend infrastructure and payments systems.

Stackforce AI infers this person is a Backend Development expert in Fintech and SaaS industries.

Contact

Skills

Core Skills

Backend DevelopmentPayments InfrastructureDatabase OptimizationInfrastructure TransformationMachine LearningInfrastructure ScalingProduct DevelopmentData Migration

Other Skills

API DevelopmentAWSBusiness DevelopmentBusiness StrategyCC (Programming Language)C++Cloud ComputingContinuous Integration and Continuous Delivery (CI/CD)DevOpsEnglishEnterprise SoftwareEntrepreneurshipEvent-driven ArchitectureExpress.js

About

Engineering leader with 7+ years building and scaling backend infrastructure at high-growth startups. Led teams of 30+ engineers and scaled systems from 0 to millions of daily active users. LEADERSHIP & SCALE • Coordinated 30 backend, mobile, web, and ML engineers at TrulyMadly, reporting directly to co-founder/CTO • Led team of 8 engineers at Novo through critical infrastructure migrations • Featured in investor pitch decks and handled technical due diligence during fundraising • Solo backend engineer at StepSetGo scaling from 50k → 1M daily active users INFRASTRUCTURE TRANSFORMATIONS • TrulyMadly: PHP monolith → Node.js microservices + AWS → GCP with Kubernetes • Novo: Node 8 → 18 migration across entire organization with zero downtime • StepSetGo: 1.2TB MongoDB → PostgreSQL migration while serving 1M users DOMAINS Payments infrastructure (Stripe, Razorpay, Cashfree) • Real-time systems (25k msgs/sec chat) • Data infrastructure (BigQuery, cross-cloud pipelines) • ML-powered matchmaking Open to Director/VP Engineering roles where I can combine technical depth with team leadership.

Experience

Novo

2 roles

Technical Lead

Promoted

Oct 2023 – Jun 2025 · 1 yr 8 mos

Led team of 8 backend engineers on critical infrastructure projects. Mentored engineers and coordinated with cross-functional teams on organization-wide migrations. Focused on payments infrastructure, database optimization, and system reliability.
ORGANIZATION-WIDE MIGRATION
Led Node 8 → Node 18 + Sequelize 3 → 6 migration across entire organization
Coordinated with all engineering pods and QA teams
Achieved zero downtime and no customer impact during migration
Created migration playbooks adopted by other teams
PAYMENTS INFRASTRUCTURE
Built Stripe ACH payment control system with configurable rule engine
Designed fault-tolerant task scheduler in PostgreSQL handling millions of jobs
Implemented payment reconciliation system ensuring financial accuracy
DATABASE OPTIMIZATION
Optimized database with 289M rows and 565GB storage
Reclaimed 388GB of storage (69% reduction) through strategic archival
Improved query performance by 40% through indexing strategy
TEAM LEADERSHIP
Mentored 8 engineers on system design and best practices
Conducted code reviews and architecture design sessions
Led technical interviews and hiring for backend roles

Node.jsSequelizePostgreSQLStripeDatabase OptimizationBackend Development+1

Senior Software Engineer

Jul 2022 – Nov 2023 · 1 yr 4 mos

Trulymadly - find your forever!

Senior Software Engineer

May 2021 – Jul 2022 · 1 yr 2 mos · Gurugram, Haryana, India · Hybrid

Led and coordinated 30 engineers (backend, Android, iOS, web, QA, ML teams) reporting directly to co-founder/CTO. Featured in investor pitch decks for fundraising and handled technical due diligence. Drove multiple organization-wide infrastructure transformations while maintaining product velocity.
CHAT INFRASTRUCTURE
Rewrote chat system scaling from 1k → 25k messages/second (25x improvement)
Architected real-time messaging infrastructure handling millions of daily users
Implemented WebSocket architecture with fallback mechanisms
INFRASTRUCTURE MIGRATION
Led complete migration: PHP monolith → Node.js microservices
Coordinated AWS → GCP migration with Kubernetes orchestration
Zero downtime during transition, maintained 99.9% uptime
MACHINE LEARNING & MATCHMAKING
Built ML models improving matchmaking conversion from 10% → 35% (3.5x lift)
Designed data warehouse architecture supporting ML pipelines
Collaborated with data science team on model deployment
TEAM COORDINATION
Coordinated sprint planning and technical decision-making across 30 engineers
Mentored junior engineers on backend architecture and best practices
Facilitated cross-team collaboration between backend, mobile, and ML teams

Node.jsAWSGCPWebSocketMachine LearningBackend Development+1

Stepsetgo

2 roles

Senior Software Engineer

Promoted

Oct 2020 – May 2021 · 7 mos

Solo backend engineer responsible for all backend infrastructure and product features during the company's hypergrowth phase. Scaled systems from 50k to 1M daily active users while building multiple major product features and coordinating with mobile teams and founders.
SCALE & PERFORMANCE
Scaled backend from 50k → 1M daily active users (20x growth)
Handled 25k API requests per second at peak
Maintained 99.9% uptime during rapid user growth
Implemented event-driven architecture with co-founders and DevOps
PRODUCT DEVELOPMENT
Built Bazaar: Complete in-app e-commerce platform
Built Challenges: Walking marathons and competitions system
Built real-time leaderboards for complete userbase with friend subset generation
Designed and launched configurable payment gateway (Razorpay + Cashfree) with dashboard controls
DATA MIGRATION
Executed critical MongoDB → PostgreSQL migration (1.2TB data with transformations)
Zero downtime during migration while serving 1M users
Improved query performance by 60% post-migration

MongoDBPostgreSQLAPI DevelopmentEvent-driven ArchitectureBackend DevelopmentInfrastructure Scaling

Full Stack Engineer

Sep 2019 – Oct 2020 · 1 yr 1 mo

Backend-focused full stack engineer during company's early growth phase. Built foundational backend infrastructure and core product features as the company scaled from inception to 50k users.
Developed core backend APIs and data models
Built user authentication and authorization systems
Implemented reward and gamification logic
Worked closely with founders on product architecture decisions

Crownit (goldvip)

Software Engineer

May 2018 – Sep 2019 · 1 yr 4 mos · Gurgaon, India

Backend engineer managing the admin portal (backbone of company operations). When all senior engineers left within 6 months, took ownership of the complete backend infrastructure as the sole backend engineer while keeping all systems operational.
CRISIS MANAGEMENT & OWNERSHIP
Became sole backend engineer after senior team departure
Maintained 100% uptime of critical admin portal during transition
Managed all production servers without dedicated DevOps support
Directly supported business operations and product teams
TECHNOLOGY MIGRATION
Led migration from PHP → Node.js while keeping systems running
Rebuilt core APIs and backend services in new stack
Ensured zero disruption to business operations during transition
INFRASTRUCTURE
Managed production servers and deployments
Handled database maintenance and optimization
Implemented monitoring and alerting systems
Served as primary technical point of contact for stakeholders