Senior Engineering & Strategy

Technology that runs critical operations

We design and build the digital infrastructure that lets your business scale without operational friction.

Explore solutions

Companies and organizations that trust our technology

Connect2BPODistritodoGDG CartagenaDigital WellnessFinnectaSkillmenteCaribe TechMTW Learning
WILLO-OS v2.4.0 (STABLE)

Monthly Revenue

$428,150

+12.5% vs last month

Cash Flow

$1.2M

75% of monthly target

Reconciliations

98.2%

Real-time sync

Operational Activity

Stripe Sync

Today, 2:22 PM

+$12,400

AWS Infrastructure

Today, 9:15 AM

-$2,150

Bank Reconciliation

Yesterday, 6:00 PM

+$5,000

Bank-Grade Security

Infrastructure monitored 24/7 with AES-256 encryption for sensitive data.

System Active

2°

year in operation, with clients in Colombia and the United States

7

companies served across fintech, retail, BPO, digital health and accounting

3

in-house technologies: our internal ERP, ByteArena and Willo Campus

Diagnosis

Operations fail because of technology, not strategy.

Companies grow, but their infrastructure does not. That means operational friction, critical errors and losing control of the business.

01

Manual processes

Accounting and reconciliation flows that depend on constant human intervention.

02

Fragmented operations

Systems that neither talk to each other nor centralize the data.

03

Reliance on spreadsheets

Critical information scattered across spreadsheets that invite mistakes.

04

No real-time visibility

No way to make decisions on data that reflects what is happening now.

05

Bottlenecks

Critical delays in financial closes and in producing the reports leadership needs.

What we do

01
Custom product development from scratch

From the PRD to a working product, with a senior team assigned to it.

02
Business process design and automation

We map the process as it actually runs and turn it into an automated flow.

03
AI agents and systems

Agents that respond, qualify and book on the channels you already use.

04
Payment methods and gateway integration

Collection, reconciliation and traceability inside your own systems.

05
IT services and accounting software

Operations, support and financial control systems.

06
Consulting and training

Handing the knowledge over to the client’s own team.

How we work

We apply world-class software engineering standards so the systems we build stay robust and scale.

Design & Structure Standards

International Reach

Technology that crosses borders

Our projects run from strategic hubs, connecting businesses in the United States and across Colombia’s main regions with robust, scalable systems.

Philadelphia, United States

Education platforms and data management systems.

Miami, United States

Product consulting from scratch, and an AI agent for scientific review in digital wellbeing for children and young people.

San Andrés Island, Colombia

Logistics optimization and systems for distribution centers.

Cartagena, Colombia

Commercial and financial systems integration.

Barranquilla, Colombia

Technology infrastructure for retail.

Case Studies

Results, not promises

Distritodo

Distritodo closes its monthly books in minutes, not weeks

RetailFinanceAutomation

Challenge

Three points of sale that did not talk to each other forced a manual monthly close: up to 30 days of validation in spreadsheets, and 7 full-time people doing nothing else.

Solution

Willo connected the three points of sale to a central system over an API, collapsing the four manual layers of the process into a single automated flow.

  • Full reconciliation cycle: from weeks to 5 minutes
  • Dedicated team: from 7 people to 2
  • Manager review: from 2 hours to 5 minutes, a 96% cut
  • Supplier tariffs: from a week to minutes
Connect2BPO

A WhatsApp AI agent so Connect2BPO stops losing leads

WhatsApp AIBPOPartnership

Challenge

Connect2BPO gets around 50 leads a week on its office rental line. The ones nobody follows up in time go cold and end up with a competitor.

Solution

Willo built a WhatsApp agent with AI that receives, qualifies and books every lead automatically — set up as a three-month partnership rather than a closed project.

  • Automatic coverage of the ~50 weekly leads on the office line
  • A team assigned from day one: tech lead plus developer
  • 3 weeks of functional warranty and 45 days of post-launch support
  • A partnership open to the BPO’s entire client base in Colombia and the US
GDG Cartagena

Willo’s platform carried a full 20-team hackathon

EventByteArenaSaaS

Challenge

GDG Cartagena and Colombia Tech Week needed a platform to carry the whole technical side of the CTW Hackathon: registration, project submission and judging for 20 teams competing at once.

Solution

Willo brought ByteArena, its own platform, as the event’s official technology provider for the 24 hours of competition.

  • 79 people working at once — competitors, judges and mentors — with no downtime
  • 17 of 20 teams submitted a working project on time
  • Every project judged and awarded from the platform
  • Proof that ByteArena stands on its own as a SaaS product
Digital Wellness

Digital Wellness validated its AI agent before committing budget

Digital healthAIHackathon

Challenge

Digital Wellness needed to validate an AI assistant for scientific review without committing up front to a single development vendor.

Solution

Willo took that need to the CTW Hackathon as a challenge on its ByteArena platform, with 5 teams competing in parallel to solve it in 24 hours.

  • 4 of 5 teams delivered a working solution within 24 hours
  • The winning project scored highest of all 20 teams at the event
  • Digital Wellness renewed as an active client
  • A new MVP for AI-assisted review of scientific papers is in development
Who we are

The team behind Willo.

We are a software engineering firm based in Cartagena and Barranquilla. These are the people who build every project.

Coming soon

We are preparing the profiles of our team.

If your operation grows, your technology has to grow with it

We assess the infrastructure you have today and lay out the technical path to scale without operational friction.

Request an assessment

Let’s talk. Don’t be shy.

Tell us which process in your operation you want to improve, and we will help you find the right technical path.

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