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Deltafour V2 — Building a Secure, Scalable SaaS Platform for Industrial Operations: Case Study

Powering Safety, Compliance, and Digital Efficiency in Manufacturing

In the ever-evolving landscape of manufacturing and industrial operations, digitization is no longer optional—it’s a competitive necessity. That’s where Deltafour V2 comes in. This powerful SaaS platform, developed in close partnership with DEIENAMI, helps enterprises in sectors like oil & gas, mining, chemicals, and power utilities digitize and secure their mission-critical workflows such as Lockout/Tagout (LOTO), permit-to-work, incident tracking, and safety approvals.

Our client approached us to re-engineer the product from the ground up—building Deltafour V2 as a multi-tenant, secure, mobile-friendly solution designed for real-time performance, regulatory compliance, and long-term scalability.


The Challenge

The client needed to modernize an aging, monolithic platform and evolve it into a cloud-first product capable of:

  • Serving enterprise customers with highly sensitive operational data
  • Offering real-time interactions for field and safety operations
  • Enforcing strict security practices aligned with ISO/IEC 27001 standards
  • Providing native mobile app support for factory floors and remote sites
  • Ensuring data isolation between tenants, preventing any leakage or overlap
  • Offering cloud-native performance and uptime with autoscaling and observability

Our Approach

We partnered from architecture planning to full-scale delivery, acting as the client’s extended engineering arm. This included:

  • Designing a microservices-based backend using Python and asynchronous programming (FastAPI + AsyncIO)
  • Using PostgreSQL for relational integrity and DynamoDB for distributed, high-speed transactional logging
  • Building a multi-tenant SaaS engine to support customer-specific configuration and isolation
  • Dockerizing the infrastructure for consistent deployment across environments
  • Developing a React-based web frontend and native mobile apps (Kotlin for Android, Swift for iOS)
  • Implementing an ISO 27001-aligned security model, including encryption, access controls, and audit logging
  • Enabling CI/CD, monitoring, and post-launch support with DevOps best practices

Technology Stack & Rationale

LayerTechnologyWhy It Was Chosen
BackendPython (FastAPI, AsyncIO)High performance with reactive, non-blocking IO for real-time use cases
DatabasePostgreSQL + DynamoDBRelational data integrity + high-throughput logging & tracking
FrontendReactModular, scalable, and fast user experience for dashboard and reporting
MobileKotlin & SwiftNative performance and offline capability for field use
InfrastructureDocker, AWS (ECS, S3, CloudWatch)Containerized deployments and cloud-native scalability
SecurityJWT, RBAC, AES-256, TLSSecure user sessions, encrypted data, ISO 27001 practices
DevOpsCI/CD, Prometheus, Cloud backupsOperational resilience, rollback support, system health observability

Enterprise-Grade Security & Compliance

Deltafour V2 was engineered with security-first principles baked into every layer, following ISO 27001 guidelines for information security management:

  • Data at Rest: Encrypted using AES-256 across PostgreSQL, DynamoDB, and file storage (S3)
  • Data in Transit: All communications secured with TLS 1.2+ protocols
  • User Roles & Access Controls: Fine-grained RBAC with audit trails and role escalation logic
  • Tenant Isolation: Every tenant’s data is logically and programmatically separated
  • Activity Logging: Immutable logs stored and backed up for incident analysis and compliance
  • Third-Party Pen Testing: Integration points tested for vulnerabilities pre-launch

Mobile-First Field Operations

Industrial workers don’t operate in offices—they’re in dynamic, often connectivity-constrained environments. To support this, we built native Android and iOS apps with:

  • Offline Mode with Sync-on-Connect
  • QR/NFC-based LOTO execution
  • Push notifications for safety alerts
  • Real-time permit approvals & visual dashboards

This helped eliminate paperwork and improved safety workflows by making mobile the primary interface.


SaaS Features Delivered

Deltafour V2 is a full-featured multi-tenant SaaS product, offering:

  • Role-based dashboards for Admins, Safety Officers, and Operators
  • Real-time LOTO and permit issuance, execution, and closure
  • Incident and hazard reporting with photographic evidence
  • Document management (SOPs, checklists, certifications)
  • Client-specific configurations for safety protocols and reporting formats
  • Multi-language, region-ready UI with secure login flows

Product Engineering Partnership

At DEIENAMI, we didn’t just build and leave. We committed to:

  • MVP to Production in phased sprints
  • Ongoing product roadmap consultation
  • Post-launch SLA support, feature updates, and security patches
  • CI/CD integration for rapid deployment cycles
  • QA automation & observability, enabling high-quality continuous releases

Our approach helped the client launch faster, adapt to customer feedback, and scale without reengineering their core systems.


Results & Impact

Time to Market: Fast-tracked MVP delivery and client onboarding
Scalability: Platform now supports manufacturing clients across India and the Middle East
Security: Passed ISO audits and third-party pen testing
Performance: Sub-second latency in real-time permit workflows
Growth: Reduced operational bottlenecks and improved adoption in high-risk zones


Why Choose DEIENAMI?

We are not just coders—we are your product engineering team. We specialize in:

  • Scalable SaaS product development
  • Industrial & manufacturing digital transformation
  • Secure cloud-native architectures
  • Mobile, web, and API-first development strategies
  • Long-term post-launch support and DevOps

Ready to Build Your Industry SaaS Platform?

If you’re looking to create a secure, scalable SaaS platform for operations, safety, compliance, or field management, DEIENAMI is your trusted partner. We bring the architecture, the team, and the mindset to deliver real results.

📩 Let’s talk about your vision.

Rahul Raj
Rahul Raj
https://deienami.com

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