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Our Technology Stack: The Foundation for Your Digital Success

Leverage our expertise across the full stack to build robust, scalable, and future-ready applications.
We turn complex requirements into market-leading software.

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Abstract Technology Stack Visualization An abstract representation of interconnected technologies, data flows, and development cycles, symbolizing a robust and modern tech stack.
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Why Partner with Errna for Your Technology Needs?

In a world of endless technology choices, the right partner makes all the difference. We go beyond coding; we build strategic assets that drive business growth, mitigate risk, and deliver measurable ROI.

AI-Augmented Delivery

We integrate AI into our development lifecycle, from code generation to QA, accelerating timelines by up to 30% and enhancing code quality for more robust, efficient applications.

Vetted Global Talent

Access the top 5% of pre-vetted engineers, architects, and designers. Our rigorous selection process ensures you work with experts who have proven track records in their respective domains.

CMMI Level 5 Process Maturity

Our CMMI Level 5 appraisal signifies the highest level of process optimization. This translates to predictable delivery, consistent quality, and a proactive approach to risk management for your project.

Full IP Ownership & Security

Your intellectual property is yours, period. We ensure full IP transfer upon project completion and operate under strict NDAs within an ISO 27001 certified secure environment.

2-Week Risk-Free Trial

Experience our quality and process firsthand. Our 2-week paid trial allows you to evaluate our team's fit and performance with no long-term commitment, ensuring complete confidence.

20+ Years of Experience

Since 2003, we've successfully delivered over 3000 projects. This deep experience across industries allows us to anticipate challenges and architect solutions that stand the test of time.

Secure & Compliant by Design

With certifications like SOC 2 and ISO 27001, we build security and compliance into the core of your application, crucial for industries like FinTech, Healthcare, and Enterprise SaaS.

End-to-End Partnership

We are more than just developers; we are your strategic partners. From initial architecture and UI/UX design to deployment, maintenance, and scaling, we support you at every stage.

Blended-Shore Value

Our model combines the strategic oversight of onshore leadership with the efficiency of our global delivery centers, providing an optimal balance of cost, quality, and communication.

Our Comprehensive Technology Stack

We harness the power of modern, proven, and emerging technologies to build solutions that are not only powerful today but also scalable for tomorrow. Our expertise spans the entire software development ecosystem.

React
Angular
Vue.js
JavaScript
TypeScript
HTML5
CSS3
SASS
Bootstrap
Webpack
Node.js
Python
Java
PHP
.NET Core
Go
Ruby
Express.js
Django
Spring
Laravel
Swift (iOS)
Kotlin (Android)
React Native
Flutter
Xamarin
PostgreSQL
MySQL
MongoDB
Redis
SQL Server
Oracle
AWS
Azure
Google Cloud
Docker
Kubernetes
Terraform
Jenkins
Nginx
TensorFlow
PyTorch
OpenCV
Jupyter
Solidity
Ethereum
Web3.js
WordPress
Drupal
Magento
Shopify

Our AI-Augmented Development Process

We follow a structured, transparent, and agile methodology designed for efficiency and quality, enhanced by AI at every step to deliver superior results faster.

1. Discovery & Strategy

We start by deeply understanding your business goals, target users, and technical requirements. Our AI tools analyze market data to help refine the product strategy and feature prioritization.

2. UI/UX Design & Prototyping

Our design team creates intuitive, user-centric interfaces. We build interactive prototypes and use AI-powered user testing simulations to validate design choices before development begins.

3. Agile Development

Working in two-week sprints, our developers write clean, scalable code. AI-powered code assistants help improve consistency and catch potential issues early, while you get regular updates and demos.

4. Rigorous Quality Assurance

Our QA engineers perform comprehensive manual and automated testing. We leverage AI for intelligent test case generation and anomaly detection, ensuring a bug-free, high-performance application.

5. Deployment & DevOps

We manage the entire deployment process using modern CI/CD pipelines for seamless, automated releases. Our DevOps experts ensure your infrastructure is scalable, secure, and cost-optimized.

6. Ongoing Support & Evolution

Our partnership doesn't end at launch. We provide ongoing maintenance, support, and strategic guidance to help you scale your application and add new features as your business grows.

Proven Success in Action

We don't just talk about technology; we apply it to solve real-world business challenges. Explore how we've helped companies like yours achieve their goals.

FinTech Platform Modernization

Industry: Financial Technology

40%

Reduction in Latency

5x

Increase in Transaction Throughput

60%

Lower Cloud Infrastructure Costs

"Errna's team didn't just write code; they re-architected our future. Their expertise in microservices and cloud-native tech was a game-changer for our platform's performance and scalability."

- Alex Royce, CTO, FinSecure Capital

Client Overview

FinSecure Capital is a mid-sized wealth management firm struggling with a monolithic legacy platform. The system was slow, difficult to update, and couldn't handle peak trading volumes, leading to customer complaints and missed opportunities.

The Problem

The client needed to modernize their core trading and portfolio management platform without disrupting existing operations. The goal was to improve performance, enhance security, enable faster feature rollouts, and reduce their ballooning infrastructure costs.

Key Challenges:

  • Migrating a complex, monolithic application to a microservices architecture.
  • Ensuring zero-downtime during the transition.
  • Meeting strict financial industry compliance and security standards.
  • Integrating with multiple third-party financial data providers.

Our Solution:

We implemented a phased approach to decompose the monolith into scalable, independent microservices, deployed on a Kubernetes cluster in AWS.

  • Technology Used: Go for backend services, React for the frontend, PostgreSQL, Kafka for event streaming, Kubernetes, and Terraform for IaC.
  • Agile Pods: Deployed a dedicated pod of 6 engineers, including a solution architect and a DevOps specialist.
  • CI/CD Implementation: Built a robust CI/CD pipeline using Jenkins and ArgoCD for automated testing and deployment, reducing release cycles from months to days.
  • Security First: Integrated advanced security scanning tools into the pipeline and implemented a service mesh for secure inter-service communication.

HIPAA-Compliant Patient Portal

Industry: Healthcare

99.9%

Uptime Achieved

30%

Increase in Patient Engagement

100%

HIPAA Compliance Score

"The patient portal Errna built for us is both incredibly secure and remarkably user-friendly. Their understanding of healthcare compliance and complex integrations was impressive."

- Dr. Evelyn Morton, Chief Medical Officer, HealthFirst Clinics

Client Overview

HealthFirst Clinics, a regional network of healthcare providers, needed a centralized, secure, and user-friendly patient portal to improve patient communication, streamline appointment scheduling, and provide access to medical records.

The Problem

Their existing system was a patchwork of outdated tools, leading to a fragmented patient experience and administrative inefficiencies. They required a unified platform that was fully HIPAA compliant, integrated with their existing Electronic Health Record (EHR) system, and accessible on both web and mobile.

Key Challenges:

  • Ensuring strict adherence to HIPAA regulations for data privacy and security.
  • Complex integration with a legacy EHR system via HL7/FHIR protocols.
  • Designing an intuitive interface for a non-technical user base of varying ages.
  • Building a scalable solution to support a growing number of patients and clinics.

Our Solution:

We designed and developed a cloud-native patient portal with a responsive web interface and native mobile apps for iOS and Android.

  • Technology Used: .NET Core for the secure backend API, Angular for the web portal, Swift (iOS) and Kotlin (Android) for mobile, and Azure for hosting with HIPAA-compliant services.
  • EHR Integration: Built a custom integration layer to securely communicate with the client's on-premise EHR system.
  • User-Centric Design: Conducted extensive UX research to create a simple, accessible interface for appointment booking, prescription refills, and viewing lab results.
  • Compliance & Security: Implemented end-to-end encryption, multi-factor authentication, and regular security audits to ensure data integrity and compliance.

E-commerce Scalability Solution

Industry: Retail & E-commerce

2 sec

Page Load Time Improvement

10x

Capacity to Handle Traffic Spikes

25%

Increase in Conversion Rate

"Our site used to crash every Black Friday. After Errna re-architected our backend and moved us to a scalable cloud infrastructure, we had our highest sales day ever with zero downtime. Truly transformative."

- Jenna Raynor, CEO, StyleHive

Client Overview

StyleHive is a fast-growing online fashion retailer built on Magento. Their platform struggled to handle traffic surges during sales events, resulting in slow load times, cart abandonment, and significant revenue loss.

The Problem

The client's monolithic Magento architecture and under-provisioned hosting could not keep up with their growth. They needed a solution that would improve site performance, scale automatically to handle traffic spikes, and enhance the overall customer experience to boost conversions.

Key Challenges:

  • Optimizing a feature-rich but slow Magento 2 application.
  • Designing a cloud infrastructure that could scale on-demand without being cost-prohibitive.
  • Minimizing downtime during the migration to the new infrastructure.
  • Integrating a headless CMS for faster content updates.

Our Solution:

We executed a "lift and shift" of their Magento application to AWS, followed by a systematic performance optimization and decoupling of the frontend.

  • Technology Used: Magento 2, AWS (EC2 Auto Scaling, RDS, ElastiCache for Redis), Cloudflare CDN, Varnish Cache, and a headless approach using Contentful.
  • Infrastructure as Code: Used Terraform to define and manage the entire cloud infrastructure, enabling repeatable and reliable environments.
  • Performance Tuning: Conducted extensive performance profiling and optimized database queries, implemented advanced caching strategies, and configured a CDN to serve assets globally.
  • Headless Architecture: Decoupled the frontend from the Magento backend, allowing for a faster, more flexible user experience built with React and enabling the marketing team to manage content independently.

What Our Clients Say

Our success is measured by the success of our clients. Here's what some of them have to say about our partnership.

Avatar for Alex Royce

"Errna's deep expertise in .NET modernization was instrumental in transforming our legacy application into a scalable, cloud-native platform. Their architects provided a clear roadmap, and the development team executed flawlessly. We've seen a 50% improvement in performance."

Alex Royce, CTO Innovate FinTech Solutions
Avatar for Evelyn Morton

"As a startup, we needed to move fast without compromising on quality. Errna provided a dedicated team of Python and React developers who felt like an extension of our own. They delivered our MVP ahead of schedule and within budget. Exceptional talent and professionalism."

Evelyn Morton, Founder & CEO HealthTech Startup
Avatar for Carter Fleming

"We engaged Errna for their DevOps expertise to streamline our CI/CD pipeline. Their knowledge of Kubernetes and Terraform is second to none. They automated our entire deployment process, reducing our release time from days to just minutes. A huge win for our team."

Carter Fleming, VP of Engineering SaaS Enterprise Corp
Avatar for Jenna Raynor

"The AI/ML team at Errna helped us build a recommendation engine that has increased user engagement by over 40%. They guided us through the entire process, from data modeling with TensorFlow to deploying the solution on AWS SageMaker. True experts in their field."

Jenna Raynor, Head of Product E-commerce Platform
Avatar for Samuel Gordon

"Our mobile app was struggling with performance issues. Errna's React Native developers were able to quickly identify the bottlenecks and refactor the codebase. The app is now faster, more stable, and the user feedback has been overwhelmingly positive."

Samuel Gordon, Mobile Lead Logistics & Supply Chain Co.
Avatar for Sophia Dalton

"We needed to build a secure, scalable backend for our IoT platform. The Java and Spring Boot team from Errna delivered a robust microservices architecture that handles millions of device connections flawlessly. Their process maturity and clear communication made the project a success."

Sophia Dalton, Chief Architect Smart Home Technology Inc.

Flexible Engagement Models to Fit Your Needs

We understand that every project is unique. That's why we offer flexible engagement models designed to provide the right level of support, control, and value for your business.

Frequently Asked Questions

Have questions? We have answers. Here are some of the most common inquiries we receive about our technology stack and services.

Our developers go through a rigorous 5-step vetting process that includes technical assessments, live coding challenges, and architectural design interviews. Only the top 5% of applicants join our team. Furthermore, our CMMI Level 5 processes and continuous training programs ensure they stay at the forefront of technology and best practices.

Absolutely. Our experts are proficient in a wide range of technologies and are skilled at integrating with and augmenting existing systems. Whether you have a legacy monolith that needs modernization or a modern microservices architecture, our team has the experience to seamlessly fit into your technical environment.

We believe in transparent and proactive communication. You will have a dedicated project manager and direct access to the development team through tools like Slack, Jira, and regular video calls (Zoom, MS Teams). We provide daily stand-ups, weekly progress reports, and bi-weekly sprint demos to ensure you are always informed and aligned.

Security is paramount. We are ISO 27001 and SOC 2 certified, and we follow secure coding practices (OWASP Top 10) throughout the development lifecycle. Regarding IP, it's simple: you own 100% of the intellectual property. All code and project assets are transferred to you upon completion and payment, all protected under a comprehensive NDA.

Continuous learning is a core part of our culture. We have dedicated R&D teams exploring emerging technologies like AI, Quantum Computing, and Web3. Our developers are encouraged to pursue certifications, attend conferences, and contribute to open-source projects. This ensures we can always recommend and implement the best possible solutions for our clients.

Ready to Build Your Next Big Thing?

Let's talk about how our technology expertise can bring your vision to life. Schedule a free, no-obligation consultation with our solution architects to discuss your project, explore technology options, and get a detailed proposal.

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