01
I have an idea
You need to turn an idea into a real application not a slide deck.
Application Development & Software Engineering
We design and build software applications that transform businesses.
We turn ideas and business needs into modern applications designed and built by software architects with more than 16 years of hands-on experience.
16+ years hands-on architecture
2019 founded in Decatur, GA
4 production applications you can open
Is this for you?
Is E2ECORE for your company?
If you need software to transform a part of your business, the answer is probably yes. We work with startups, growing companies, and established organizations across industries.
02
My company is growing
You need software that can grow with you, without rewriting every year.
03
I have legacy systems
You need to modernize technology without stopping operations.
04
I have manual processes
You need to digitize and automate work that still lives in spreadsheets and inboxes.
05
I need my own application
Off-the-shelf tools do not fit how your business actually operates.
06
I need to connect systems
You need APIs, integrations, and an architecture that lets information flow.
What we build
Applications for the problems your business actually has.
Each capability below exists because it solves a business problem not because it looks good on a technology list.
Web Applications
Give teams a reliable place to work dashboards, portals, and workflows that replace scattered tools.
Enterprise Applications
Run core operations with software designed around your processes, roles, and controls.
SaaS Platforms
Productize a service with multi-tenant architecture, billing, and room to grow.
Mobile Applications
Put the operation in people’s hands iOS and Android from a single production codebase.
AI-Powered Applications
Use AI where it changes a real workflow with human approval where it matters.
Business Automation
Remove repetitive work so people spend time on decisions, not copy-paste.
APIs & Microservices
Expose capabilities once and reuse them across products, partners, and channels.
Cloud Applications
Deploy on Oracle Cloud Infrastructure so the application is secure, observable, and ready for production.
Data-Driven Applications
Turn isolated records into a system people can actually act on.
System Integrations
Connect the tools you already have so work stops living in three places at once.
Micro Frontends
Split a large product into independently deployed frontends so teams ship without waiting on one shared UI.
How we build it →Applications built by E2ECORE
Our work speaks for us.
We design and build real applications using our experience in architecture and software engineering. We do not only say we can develop software. We show what we have built.
Built by experienced software architects with 16+ years of hands-on experience.
Our products
We also design, operate, and evolve our own platforms.
These products show the full cycle: product design, architecture, development, integrations, AI, production operations, and ongoing evolution.
Adaptive learning from formative assessment
A platform that automates planning and assessment, surfaces learning gaps, and gives teachers a live view of the classroom.
iqflowapp.e2ecore.com
Business communication and engagement
WhatsApp, SMS, and RCS in one editor with an AI copilot that drafts campaigns and never sends without review.
pulsend.e2ecore.comExperience
Built by software architects.
More than 16 years designing and developing software. Experience is not a list of tools it is the judgment to choose the right architecture for the problem in front of you.
Software Architecture
Backend Development
Frontend Development
Enterprise Applications
Microservices
APIs
Databases
Oracle Cloud (OCI)
DevOps
System Integration
Artificial Intelligence
Automation
Security
Observability
Micro Frontends
Cloud
Oracle Cloud Infrastructure (OCI)
We design and deploy modern applications on Oracle Cloud secure, scalable, and prepared for production not for a demo environment.
- Production-ready architecture on OCI
- Identity, networking, and data isolation designed into the system
- Monitoring and release automation so the application can evolve
Technology
Evidence of capability not the headline.
- Backend
- Java · Spring Boot · Node.js · Python · Go
- Frontend
- Angular · React · TypeScript · JavaScript · Micro Frontends
- APIs
- REST · SOAP · Web Services · Event-driven Architecture
- Databases
- PostgreSQL · MySQL · SQL Server · Oracle · NoSQL
- Cloud
- Oracle Cloud Infrastructure (OCI)
- DevOps
- Docker · CI/CD · Infrastructure Automation · Monitoring
- AI
- LLMs · AI Applications · Intelligent Automation · AI Integrations
Start where you are
You do not need to arrive with the solution.
You can arrive with the problem. You know your business. We know how to turn it into software.
- I have a manual process.
- My system is too old.
- My applications do not talk to each other.
- I have an idea and I do not know how to turn it into software.
- I need to automate an operation.
- I need a platform of my own.
- I want to bring in artificial intelligence.
- I need to modernize my application.
How we work
From need to production without skipping architecture.
We understand the problem first, then we design, then we build. We do not oversize the solution or invent features your business does not need.
Idea → Architecture → Application → Production → Transformation
Understand
We learn the business, the users, and the problem before we talk about technology.
Design
We design the solution and the architecture around what you actually need.
Build
We develop the application with senior architects doing the work.
Integrate
We connect systems, APIs, data, and services so the application lives in your operation.
Test
We validate functionality, security, performance, and stability before go-live.
Deploy
We take the application to production on Oracle Cloud Infrastructure.
Evolve
We keep evolving the solution as the business changes.
Investment
We build the solution your business actually needs.
Your investment is aligned with the scope, complexity, and objectives of your application the problem, users, processes, integrations, and expected growth.
We do not publish generic prices, and we do not sell hours. First we understand the problem, then we design the solution, then we build without oversized architecture or unused features.
Founder
The architect behind the firm.
Alfonso Laureano Tolentino
Founder & Principal Architect
Experience
16+ years hands-on
Based
Decatur, GA · Mexico
Languages
English · Español · Português
e2ecore founded
2019
Senior architect. Product builder. The person you actually talk to.
Alfonso Laureano Tolentino is the founder and principal architect of e2ecore. With over 16 years of hands-on engineering experience, he has designed and delivered production applications across education, finance, health, retail, logistics, and messaging. He founded e2ecore in 2019 with a single conviction: great software requires senior people doing the actual work.
Core stack
Angular · Spring Boot · React · Node.js · Python · PostgreSQL · Oracle Cloud Infrastructure (OCI)
Focus
Software Architecture · Application Development · Cloud on OCI · AI & Automation
Industries
Education · Finance · Health · Retail · Logistics · Messaging and companies that need their own software
Where we are
Headquartered in Decatur & Mexico. Present across the Americas.
Decatur, Georgia
Mexico
Headquarters USA
Decatur, Georgia, USA
Headquarters Mexico
Mexico
Remote
Distributed teams across North and Latin America
Time zones
EST (UTC-5) primary · Flexible across the Americas
General
FAQ
Straight answers about working with us.
We design and develop software applications: web, mobile, SaaS, APIs, micro frontends, integrations, automation, and AI-powered systems. Open IQFlow, PulSend, Dilo, and ATS those are applications we built.
Both. What matters is that you need software to transform a part of the business not the size of the org chart.
No. Bring the problem. We recommend architecture and technology after we understand users, processes, and constraints.
It depends on the problem, scope, users, integrations, and complexity. We do not sell generic packages or cheap hours. We size the application to what the business needs.
Headquarters in Decatur, Georgia and Mexico, with engineers across the Americas. We work in English, Spanish, and Portuguese.
Start a project
Do you have an idea, a problem, or a system that needs to evolve?
Let’s talk about what you want to transform. You do not need to know the architecture, the technology, or have the project fully defined.
Tell us what you want to achieve. We will help you turn it into software.
General
hello@e2ecore.com
WhatsApp
+1 470-685-0080
New business
sales@e2ecore.com
Headquarters
Decatur, Georgia · Mexico
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Last updated: May 25, 2026
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Last updated: May 25, 2026