Harshalkumar Vitthal Aher
Digital and product strategy consultant with ~6 years of experience partnering with senior leaders to diagnose bottlenecks, design value-led strategies, and deliver large-scale digital and product initiatives across BFSI, public infrastructure, and proptech. Skilled in problem structuring, business cases, roadmap definition, and stakeholder alignment, achieving $11M+ revenue opportunities, major cycle-time reductions, and scalable cloud, data, and enterprise-platform foundations.
Work Experience:
5.10 Years
Industry:
Consulting | Technology
Function:
Consulting & Strategy | Data Science & Analytics | Product Management
Thoughtworks (A global technology consultancy providing software design and delivery, and consulting services) | Mumbai
- Senior Developer Consultant
Collaborated with senior stakeholders to diagnose business bottlenecks, shape solution strategies, and unlock multi-million-
dollar value across public infrastructure, financial services, and real-estate technology- Delivered Multi-Market Digital Modernization for Australia’s Leading Property Settlement Platform
- Led early-stage discovery and solution strategy for a world-leading digital property settlement platform, identifying friction in multi-party workflows and architecting a real-time notification engine estimated to unlock $11.1M in
annual revenue. - Designed a scalable cross-market validation microservice, improving data integrity by 95% and reducing transaction
rejections by 80% across AU and UK workflows. - Established Infrastructure-as-Code security and reliability baselines, including KMS encryption, secure parameterization, and automated CI/CD pipelines, to deliver 99.9% uptime across microservices.
- Collaborated with infrastructure and observability teams to implement core monitoring and alerting tools (SignalFx,
PagerDuty, AppDynamics), reducing non-production downtime by 20% and decreasing production issues by 20%. - Championed testing framework, reducing product defects by 50%, enhancing reliability, and accelerating project
timelines by two weeks. - Led mentorship efforts for a total of 12 team members, training a group of 10 on AWS best practices to improve cloud security and onboarding two new members on the tech stack to accelerate their productivity.
- Boosted Document API efficiency via JSON output, eliminating 20 hours/week manual extraction and streamlining workflows.
- Led early-stage discovery and solution strategy for a world-leading digital property settlement platform, identifying friction in multi-party workflows and architecting a real-time notification engine estimated to unlock $11.1M in
- Drove MVP-led digital asset development for a digital public infrastructure platform funded by Global Philanthropists
- Secured a major public-sector engagement by delivering a 2-week MVP for an automated billing system for a global
Digital Public Infrastructure (DPI) foundation, validating the solution through rapid user feedback. - Redesigned an end-to-end wage-management workflow, automating multi-tier approvals and banking integrations to
reduce wage disbursal timelines by 66% and improve operational efficiency.
- Secured a major public-sector engagement by delivering a 2-week MVP for an automated billing system for a global
- Enhanced efficiency and governance for a leading Indian NBFC, cutting technical debt and speeding up onboarding
- Accelerated revenue realization by $30K by leading inception workshops and bi-weekly stakeholder demos, reducing onboarding time by 15% and improving launch readiness.
- Institutionalized engineering governance and clean-code practices, reducing technical debt and defect density by 25%, enhancing maintainability and delivery credibility across modernization programs.
- Negotiated scope, timelines, and delivery expectations with senior stakeholder groups, eliminating scope creep and
optimizing team throughput through structured technical–business alignment. - Designed and implemented a voucher-generation system that segregated payments and accelerated client disbursals, improving efficiency by 30%, and built a printer module for rapid cheque printing on existing dot-matrix hardware, eliminating manual intervention and reducing labour by 90%.
- Delivered Multi-Market Digital Modernization for Australia’s Leading Property Settlement Platform
Tata Consultancy Services (A leading global IT services provider offering IT consulting, having a revenue of $29.1 billion and 600k+ employees globally) | Mumbai
Strengthened security, data, and billing ecosystems across public utilities and EdTech, driving multimillion-dollar risk reduction, accelerating payments, and elevating engineering governance for large-scale digital platforms.
- Public Utilities Billing Transformation
- Delivered a redesigned billing experience using consumption analytics and A/B testing, accelerating payment cycles and reducing service inquiries, driving an estimated $1.8M annual revenue uplift.
- Optimized ~2 TB of data using scripting, reducing development time and improving data accuracy.
- TCS iON – EdTech & Examination SaaS Ecosystem
- Strengthened enterprise-wide security posture, mitigating critical vulnerabilities and avoiding an estimated $1.5M
annually in potential breach-related losses. - Standardized security governance by creating a reusable fixes library and training teams across 15 product lines,
accelerating remediation and ensuring consistent secure-code adoption. - Reduced security defects by 70% by embedding SAST/DAST (Fortify, Acunetix) into early development cycles, shifting the organization from reactive patching to proactive assurance.
- Avoided $0.2M annually in remediation costs by embedding penetration testing and SDLC-integrated security checks.
- Strengthened enterprise-wide security posture, mitigating critical vulnerabilities and avoiding an estimated $1.5M
- Awarded ‘TCS Star of the Month’ for leading crisis management: solely driving defect resolution across five major releases within two weeks, ensuring governance and stable client deployments.
- B.E. (EXTC) – Ramrao Adik Institute of Technology, Mumbai
- AWS Certified Cloud Practitioner
- DY Patil T20 Tournament (2019): Directed large-scale logistics and operations for 1500+ attendees, coordinating
multi-vendor operations and ensuring seamless event execution. - TCS HackQuest (2019): Led program management and technical governance for 200+ participants, designing
readiness strategy to identify top cybersecurity talent. - Bhabha Atomic Research Centre (2018): Engineered a web-based interface to streamline data analysis and detector acquisition for internal projects.