Sumit Kumar

VP of Engineering

Noida, Uttar Pradesh, India21 yrs 8 mos experience
Highly Stable

Key Highlights

  • 20 years of diverse engineering leadership experience.
  • Proven track record in SaaS and E-commerce transformations.
  • Expert in leading cross-functional teams and strategic initiatives.
Stackforce AI infers this person is a SaaS and E-commerce engineering leader with extensive experience in team management and strategic execution.

Contact

Skills

Core Skills

Engineering ManagementSoftware As A Service (saas)Problem SolvingSoftware DeploymentSoftware DevelopmentTeam ManagementProgrammingInnovationOem Management

Other Skills

Amazon Web Services (AWS)Start-upsTeam LeadershipCross-functional Team LeadershipDirector levelProcess Improvement ProjectsStrategic VisionSpring BootInfrastructureEngineering LeadershipStrategyE-CommerceUnixJ2ME DevelopmentPlaybook

About

Highly adaptable engineering leader with 20 years of experience spanning diverse product industries, including Electronic Design Automation, Print & Publishing, and the dynamic E-commerce/Rental/Mobile app space. 15 years of experience within the startup ecosystem including SaaS expertise, reporting directly to the Vice President of Engineering, demonstrating a proven ability to lead cross-functional teams, develop and execute strategic plans, optimize processes, and align engineering initiatives with overarching business objectives.

Experience

21 yrs 8 mos
Total Experience
3 yrs 9 mos
Average Tenure
1 yr 2 mos
Current Experience

Routespring, inc.

Senior Director of Engineering

Feb 2025Present · 1 yr 2 mos · Noida, Uttar Pradesh, India · On-site

Software DevelopmentAmazon Web Services (AWS)Start-upsTeam ManagementTeam LeadershipCross-functional Team Leadership+12

Caastle

4 roles

Director Of Engineering

Promoted

Dec 2020Present · 5 yrs 4 mos

  • A key contributor to the growth of CaaStle (formerly known as Gwynniebee) since inception, driving significant expansion of the GB brand, revenue diversification, and international market penetration. These efforts resulted in substantial revenue growth from $65K to $18M and supported a portfolio of over 40 clients.
  • Led and mentored engineering teams of 30+ members across multiple functions, cultivating future leaders and technical experts.
  • Transforming the entire Subscription system to a Platform.
  • Drove a successful migration of customer subscriptions from Braintree to Stripe, recovering over $2M in deposited funds.
  • Led critical business continuity projects during the COVID-19 pandemic, implementing a "pause" subscription feature to minimize cancellations. This rapid, minimally disruptive solution successfully encouraged customer pauses over cancellations.
  • Reduced reliance on NetSuite by re-architecting internal systems, significantly decreasing record footprint into NetSuite, resulting in a significant reduction to NS licensing costs.
  • Adding Caastle’s revenue streams by building CommerceHub dropship integration for borrow rental.
  • Spearheaded effort to add a channel for dropship integration via ModernDropship (formerly Convictional) to meet business objectives for reducing onboarding time for a partner. It resulted in an overall reduced onboarding time by 75%, making it the default onboarding methodology for retailers.
  • Spearheaded effort for onboarding Elyse Walker to the platform, which was a pilot integration on P180 (partner Organisation with Caastle), enabling inventory monetization for brands/retailers.
  • Spearheaded effort to extend platform support for Footwear & Jewellery borrow rental.
  • Led cross-functional projects involving diverse stakeholders, including Product, PMO, Reporting, Accounting, Engineering, Customer Service, Merchandising, Marketing, Warehouse, and third-party vendors.
Start-upsTeam ManagementUnixTeam LeadershipSoftware DeploymentSoftware as a Service (SaaS)+2

Senior Engineering Manager

Mar 2019Dec 2020 · 1 yr 9 mos

Start-upsProgrammingTeam ManagementUnixTeam LeadershipSoftware Deployment+2

Engineering Manager

Feb 2018Mar 2019 · 1 yr 1 mo

Start-upsProgrammingTeam ManagementUnixTeam LeadershipSoftware Deployment+2

Principal Software Engineer

Oct 2012Feb 2018 · 5 yrs 4 mos

Start-upsProgrammingUnixSoftware DeploymentSoftware as a Service (SaaS)Strategy

Spice labs

Team Lead

Aug 2009Oct 2012 · 3 yrs 2 mos · Noida Area, India · On-site

  • Developed "Mitr," a mobile application development platform featuring Java-like APIs and an integrated emulator for simplified application creation and testing. This platform enabled simultaneous deployment to Symbian, BlackBerry, and J2ME handsets.
  • Developed a multi-platform (Symbian, BlackBerry, J2ME) application development platform, incorporating many features and functionalities. Leveraging this platform, we launched:
  • > 20+ applications on the Nokia OVI Store
  • > 30+ on BlackBerry App World
  • > Achieved an aggregate download count of ~40 million.
  • > Additionally, developed and deployed an enterprise application for India Bulls.
  • Innovated, developed, and implemented a Patented child-lock feature for the Symbian platform, enhancing application safety & creating a new market segment for kid-friendly applications for Spice Labs.
  • Integrated social media functionality, including BlackBerry Messenger (BBM) support, into the platform. This enabled the launch of cross-platform multiplayer games.
  • Integrated many third-party advertising SDKs into the platform to enhance monetization capabilities.
  • Within a week, rapidly acquired Qt development skills and designed/developed the award-winning "Kiddo" application, which earned 3rd place at the Nokia Hackathon London 2010.
  • Established development and release infrastructure to streamline and speed up application development.
  • Served as the primary point of contact with the BlackBerry Developer Relations team and other developer communities for product evaluations and integrations.
  • Represented Spice Labs at mobile hackathons and industry events.
Start-upsProgrammingTeam ManagementSoftware DeploymentJ2ME DevelopmentInnovation+5

Adobe

MTS

May 2006Aug 2009 · 3 yrs 3 mos · Noida, Uttar Pradesh, India · On-site

  • Provided customized development and maintenance support for HP and Epson printers across a range of products.
  • Collaborated regularly with OEMs to understand requirements, prioritize tasks, and provide progress updates.
OEM ManagementProgrammingUnixSoftware Deployment

Mentor graphics

Member Technical Staff

Dec 2004May 2006 · 1 yr 5 mos · Noida, Uttar Pradesh, India · On-site

  • Developed APIs enabling users to populate a netlist database. Integrated a place and route algorithm for component placement, utilizing various interfaces. These widely supported libraries are compatible with multiple platforms, compilers, and Mentor tools.
  • Enhanced the tool with features such as undo/redo, significantly improving user experience.
  • Optimized and maintained the build process across multiple compilers (32-bit/64-bit) and operating systems.
ProgrammingUnixTcl-TkProblem Solving

Ibm global services

Software enginner

Aug 2004Nov 2004 · 3 mos · Kolkata, West Bengal, India · On-site

Programming

Stmicroelectronics

Intern

May 2004Jun 2004 · 1 mo · Noida Area, India · On-site

  • Trainee under Rajeev Srivastav in CMG-DVD Group.
  • Work includes presenting multiple hardware design options for DVD player analog chips.
  • Secured a pre-placement offer from STMicroelectronics Noida post completion of internship.
Unix

Education

Indian Institute of Technology (Banaras Hindu University), Varanasi

B.Tech — Electronics

Jul 2000May 2004

Vidyut Parishad Inter College, Panki, Kanpur

Jan 1993Jan 1999

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