Modernize Legacy Systems Without Disrupting Your Business

We help enterprises transform aging platforms into modern, cloud ready systems reducing technical debt, improving performance, and enabling AI and data integration.

The Challenge

Modernization is not a software update. It is the removal of your biggest growth bottlenecks.

Legacy platforms rarely fail all at once. They slow down gradually, cost more to maintain every year, and become harder to integrate with the modern tools your business needs to grow. The real risk is not a sudden outage but the opportunity cost of staying still while competitors build on modern foundations.
We take an incremental, risk-managed approach to modernization, starting with a structured assessment that identifies the highest-value targets, quantifies the cost of inaction, and designs a phased migration plan that keeps your business running throughout. We do not recommend big-bang rewrites. We modernize systematically, one component at a time, so your platform evolves without disruption.

40%

Infrastructure cost reduction through multi cloud re platforming

20+

Legacy enterprise platforms successfully modernized and scaled

Zero Downtime

Migration strategies for production systems

Our Platform Modernization Services

Legacy Application Assessment

Monolith to Microservices Migration

Database Modernization & Migration

API First Architecture Transformation

Cloud Re Platforming

Progressive Migration with Zero Downtime Strategies

Real results for real clients

Multi Store Inventory & Sales Management System

Retailers operating across multiple locations faced blind spots in stock levels and end-of-day reconciliation delays. The platform unifies inventory and sales data streams, giving operations teams a single source of truth in near real time.

C2B E-Commerce Platform for Secondhand Goods

The secondhand goods market suffered from fragmented workflows, high transaction risk, and unreliable fulfillment. This end-to-end C2B platform consolidates pricing, logistics, and payment to create a seamless seller-to-business experience.

Online Live Streaming Platform

Content creators and audiences demanded a high-performance streaming experience with secure monetization and minimal latency. The platform delivers real-time video, in-stream transactions, and AR-enhanced interaction at scale.

how it works

Assessment

Legacy audit, technical debt mapping, modernization roadmap

Architecture Design

Target state architecture, service decomposition, migration plan

Phased Migration

Incremental extraction with parallel running and validation

Cutover & Stabilization

Zero downtime cutover, post migration tuning, monitoring

Decommission & Optimize

Legacy retirement, documentation, ongoing optimization

FrontieerJapan合同会社の大谷と申します。中東・南アジア圏での貿易と、スリランカメインでのITオフショア開発環境を日本企業に提供する事業を行っております。

一番初めは自社HPと弊社クライアントの輸出商品用の海外向けLPを作成する委託先を探すため、自身のスリランカ在住の友人から紹介を受けたのが当時フリーランスで現SoftSora CEOのNilanでした。依頼側の意図した内容の制作に加えて、良い提案を頂きながらリアルタイムに進められた良い印象があります。. Read More

Mr. Otani

Frontieer Japan LLC

CERTIFICATIONS & COMPLIANCE

Ready to Assess Your Modernization Path?

Tell us about your challenge. We’ll respond within one business day with relevant experience and initial technical insights.

This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.