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Industries
Industries We Serve
Cross-industry engineering experience across regulated and high-growth sectors.
All IndustriesSuccess Story
Real-Time Event Streaming Platform for Enterprise Workflows
Replacing complex WebSocket infrastructure with a scalable SSE architecture to deliver reliable real-time execution visibility.
Simpler architecture
with server-sent events replaced complex WebSocket infrastructure.
More reliable updates
with event streaming improved real-time execution visibility.
Technologies
Java
RabbitMQ
Server-sent events (SSE)
Expertise
Event-driven architecture (EDA)
Back-end engineering
Microservices
Client Overview
Daiichi Sankyo
Daiichi Sankyo is a global pharmaceutical company headquartered in Tokyo, Japan, with more than 125 years of scientific heritage. Formed in 2005, the company focuses on discovering, developing, and delivering innovative medicines that address unmet medical needs across oncology and cardiovascular care.
Through continuous investment in research, development, and advanced manufacturing, Daiichi Sankyo is committed to advancing science and improving patient outcomes worldwide.
Industries
Pharmaceuticals, healthcare
Headquarters
Tokyo, Japan
Company size
20,000+ employees
Challenges
Breaking Through Real-Time Visibility Limitations
Existing mechanisms struggled to consistently reflect backend state changes, resulting in degraded user experience and limited operational awareness.
Have a Similar Problem?
Let’s design a real-time architecture that delivers reliable visibility across your critical systems.
WebSocket complexity
The existing WebSocket-based solution introduced architectural complexity that made the real-time layer difficult to maintain and troubleshoot.
Connection reliability
Maintaining long-lived bidirectional WebSocket connections created stability issues and increased operational risk.
Delayed user updates
Users frequently experienced delayed or missed updates, reducing confidence in the system and hindering workflow transparency.
Scalability constraints
The real-time communication layer proved difficult to scale and stabilize as platform usage increased.
Have a Similar Problem?
Let’s design a real-time architecture that delivers reliable visibility across your critical systems.
Why They Chose Us
Trusted Real-Time Architecture Partner
Zoolatech was selected to design and implement a more reliable real-time communication approach while integrating seamlessly into the client’s engineering organization.
Distributed systems expertise
Zoolatech brings strong expertise in event-driven architectures and scalable backend systems, helping enterprises modernize complex real-time communication layers.
Seamless engineering integration
Our engineers integrate smoothly into client organizations, enabling close collaboration, faster decision-making, and consistent delivery within existing engineering teams.
Zoolatech is a senior-heavy engineering firm with Silicon Valley roots and a Miami HQ, specializing in legacy modernization, system re-architecture, and AI deployment to drive long-term, compounding value.
2017
Year Founded
600+
Employees
96%
Client Satisfaction
Workflow
Structured Implementation with Production Validation
The initiative followed an iterative engineering approach, starting with architecture validation and evolving into a production-ready real-time infrastructure.
Phase 1
Technical spike and proof of concept
Validated Server-Sent Events as a viable alternative to WebSockets for delivering real-time updates.
Phase 2
Architecture design
Defined the target architecture for the SSE-based real-time communication layer aligned with the existing backend ecosystem.
Phase 3
Backend implementation
Developed the SSE services responsible for delivering real-time execution and status updates.
Phase 4
Messaging integration
Integrated RabbitMQ to trigger event streaming and propagate backend process updates.
Phase 5
Production hardening and rollout
Stabilized and optimized the solution for reliability, scalability, and enterprise deployment.
Simplifying the real-time communication layer improved platform reliability, enhanced workflow transparency, and established a scalable architecture for future event-driven capabilities.
Solution
A Simplified Real-Time Streaming Architecture
Zoolatech delivered a real-time event streaming solution designed to simplify communication infrastructure while improving update reliability.
SSE-based event streaming
Implemented Server-Sent Events to deliver real-time server-to-client updates through standard HTTP connections.
Messaging-driven updates
Integrated RabbitMQ to trigger and distribute execution state changes across the platform.
Standardized real-time APIs
Defined consistent APIs for client applications to consume execution updates and future real-time features.
Results
Improved Stability and Real-Time Visibility
The new architecture significantly simplified the real-time layer while improving reliability and transparency across platform workflows.
Reliable execution visibility
Users gained consistent real-time insight into long-running backend processes.
Reduced architectural complexity
Replacing WebSockets simplified the real-time communication infrastructure.
Improved update stability
Event streaming ensured more predictable delivery of execution status changes.
Business Value
Building a Scalable Real-Time Foundation
The initiative established a long-term architecture that supports future real-time capabilities across the enterprise platform.
Sustainable system architecture
A simplified real-time communication layer reduces operational overhead and improves maintainability.
Future-ready event infrastructure
The event-driven foundation enables expansion of real-time features across the platform.
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