ZTABS delivers professional legacy app modernization for Indianapolis businesses — including incremental modernization, business logic preservation, data migration. Serving SaaS & MarTech, Health Tech & Pharma, Motorsports & Sports Tech companies in Indianapolis, IN.

ZTABS provides legacy app modernization services in Indianapolis, IN — including incremental modernization, business logic preservation, data migration, and more. We work with Indianapolis businesses across SaaS & MarTech, Health Tech & Pharma, Motorsports & Sports Tech using technologies like Next.js, React, Node.js.Get a free consultation →
Our legacy app modernization team delivers a full range of capabilities tailored to Indianapolis's SaaS & MarTech and Health Tech & Pharma sectors:
Modernize one module at a time — reducing risk, delivering value early, and keeping the business running throughout.
We extract and document the business rules embedded in legacy code so nothing gets lost in the new system.
Migrate from legacy databases (Access, FoxPro, SQL Server) to modern PostgreSQL or cloud-managed databases.
Build modern REST or GraphQL APIs that let the new system talk to legacy components during the transition period.
Create comprehensive test suites that verify the new system behaves identically to the old one for every critical workflow.
Deploy the modernized application on AWS, Azure, or Vercel with CI/CD pipelines, monitoring, and auto-scaling.
Each phase includes clear deliverables and Indianapolis stakeholder reviews. See our full process →
Indianapolis (a growing tech center with strong SaaS and health tech presence, population 880,000) is home to thriving SaaS & MarTech, Health Tech & Pharma, Motorsports & Sports Tech sectors — each with distinctlegacy app modernization needs. Indianapolis is a hub for marketing technology and SaaS, creating demand for customer engagement platforms, analytics tools, and CRM integrations. Eli Lilly's presence drives pharma tech demand. The motorsports industry (Indianapolis Motor Speedway) creates unique opportunities for real-time telemetry and performance analytics platforms.
Indianapolis has built a strong tech scene around SaaS, health tech, and marketing technology. Companies like Salesforce (major hub), Angie's List, and ExactTarget (now Salesforce Marketing Cloud) have shaped the city's identity. The health tech sector is growing rapidly, driven by major health systems and pharma companies like Eli Lilly.
One of the lowest costs of doing business among major US metros, a central location ideal for national distribution, and strong talent from Purdue, Indiana University, and Rose-Hulman. The state actively invests in tech growth through the Indiana Economic Development Corporation.
Each of Indianapolis's core sectors has specific legacy app modernization requirements. We build solutions tailored to these industry needs:
We work with Indianapolis's saas & martech companies on custom legacy app modernization — from regulatory compliance to workflow automation and data integration tailored to how saas & martech operates in Indiana.
We work with Indianapolis's health tech & pharma companies on custom legacy app modernization — from regulatory compliance to workflow automation and data integration tailored to how health tech & pharma operates in Indiana.
We work with Indianapolis's motorsports & sports tech companies on custom legacy app modernization — from regulatory compliance to workflow automation and data integration tailored to how motorsports & sports tech operates in Indiana.
We work with Indianapolis's agriculture & agtech companies on custom legacy app modernization — from regulatory compliance to workflow automation and data integration tailored to how agriculture & agtech operates in Indiana.
Our distributed engineering team delivers the same quality and responsiveness as a local partner. One of the lowest costs of doing business among major US metros, a central location ideal for national distribution, and strong talent from Purdue, Indiana University, and Rose-Hulman. The state actively invests in tech growth through the Indiana Economic Development Corporation.
Our legacy app modernization team operates on Eastern Time (ET)-aligned schedules, with sprints, standups, and code reviews during Indianapolis business hours. We adjust our availability so your team gets same-day responses and real-time collaboration, not overnight delays.
A senior legacy app modernization project lead manages your engagement end-to-end. They understand Indianapolis's business landscape and SaaS & MarTech sector requirements, own your backlog, and ensure every two-week sprint delivers working features against your commercial goals.
Every Indianapolis client gets daily async updates on legacy app modernization milestones, weekly demos of working features, and shared project boards. We prioritize overcommunication so your team always knows the status, blockers, and what ships next.
We have delivered legacy app modernization for Indianapolis's core industries — SaaS & MarTech, Health Tech & Pharma, Motorsports & Sports Tech — and understand the compliance, integration, and performance requirements each sector demands. HIPAA-compliant architecture is standard for our healthcare clients.
880,000
City Population
4
Key Industries
Eastern Time
Time Zone
Common questions about legacy app modernization for Indianapolis businesses
We offer end-to-end legacy app modernization for Indianapolis businesses: incremental modernization, business logic preservation, data migration, api layer design. We use technologies like Next.js, React, Node.js to build solutions tailored to Indianapolis's key industries — SaaS & MarTech, Health Tech & Pharma, Motorsports & Sports Tech.
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Legacy App ModernizationLearn more about our legacy app modernization services nationwide.
Next.jsNext.js transforms web applications into high-performance, SEO-friendly platforms that drive user engagement and boost conversion rates. Leverage its capabilities to streamline your development process and accelerate time-to-market, ensuring your business stays ahead of the competition.
ReactHarness the power of React to accelerate your development process, enhance user experiences, and drive ROI. With its component-based architecture, React allows businesses to build dynamic applications that are both scalable and maintainable, ensuring long-term success in a competitive landscape.
Partner with ZTABS for expert legacy app modernization in Indianapolis. Get a free consultation today.