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Legacy Refactor & Java Framework Development for Sinch

Services Covered:

Custom Software Development
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Industry
Industry

Mapping & Navigation

Duration
Durationinfo-circle

39 months

Budget
Budget

1M - 10M

Start Date
Start Date

1 July 2017

Team Size
Team Size

30+

Engagement Model
Engagement Model

Nearshore

Project Capability Score (PCS)

gauge meter
79/100
Good

Project Capability Score (PCS) estimates how capable j-labs software specialists is of successfully delivering a project like this, based on its past experience, track record, and ability to handle similar work. Learn more about PCS

Client

Sinch

mapStockholm, Sweden

Project Summary

j-labs provided custom software development to a cloud communications company (Sinch), refactoring legacy PHP backend components and building a new Java framework with a React frontend while using Java and Kotlin on the backend. The vendor supplied backend Java and frontend React/JavaScript developers, integrating into the client's teams and participating in daily standups. The client reports high satisfaction, strong communication, and transparency.

Key Challenges

  • Refactor legacy PHP backend components
  • Build a new Java framework with a React frontend and Java/Kotlin backend

Project Deliverables

  • Refactored legacy PHP components
  • New Java framework
  • React frontend UI
  • R&D, testing and integration work

Project Solution

j-labs supplied backend Java developers and frontend React and JavaScript developers, worked on refactoring legacy PHP backend components, and built a new Java framework while supporting React-based frontend development. They were integrated into the client's teams (running standups and participating in refinement), contributed to R&D, testing, and integration work, and collaborated closely with the client's delivery managers. The engagement began via an acquisition and the vendor provided long-term staffing and delivery support.

Project Outcome

  • High satisfaction with the expertise provided
  • Monthly steering committee oversight and strong communication between parties
  • Responsive, hardworking team in the same time zone as the client that adapts to needs

Platforms

  • WebWeb

Tech Stack

  • React.jsReact.js
  • JavaJava
  • KotlinKotlin
  • PHPPHP
  • JavaScriptJavaScript

Client Endorsement

Overall Review Rating

4.5star

Timeliness

Cost Rating

Willing to Refer

Quality of Deliverables

“The partner is satisfied with the high level of expertise and overall engagement. j-labs software specialists implements a seamless project management style and consistently meets expectations. Transparency and flexibility are hallmarks of their high-quality work.”

Peter Dearman

Director of Engineering SMS

Note: This endorsement is based on publicly available client feedback from external review sources.

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