Available for projects

One more build.
Built to last.

35+ years of engineering across telecom, defence, health, and energy. From carrier-grade systems to mobile apps — I build software that lasts.

0 Years Experience
0 Industries
0 Projects Delivered
alain@onelastbuild ~
$ whoami
Alain Lavoie — Senior Software Developer
$ cat experience.yml
years: 35+
domains:
  - Telecommunications
  - National Defence
  - Health & Energy
  - Startup Founder
$ echo $STATUS
Ready to build. _

What I Bring to the Table

Decades of hands-on experience across the full spectrum of software engineering

Telecom Systems

Carrier-grade application servers, MMS platforms, and operation support systems built for millions of concurrent users.

  • Carrier-Grade Platforms
  • MMS & Messaging Systems
  • OSS/BSS Solutions
  • Mobile Cellular Networks
Telecom Real-Time High Availability

Full-Stack Development

End-to-end application development from database design to frontend interfaces, with a focus on performance and maintainability.

  • Enterprise Applications
  • REST & API Design
  • Database Architecture
  • System Integration
Python Go

Mobile Development

Native Android applications with modern architectures. From concept to Play Store, delivering intuitive mobile experiences.

  • Native Android (Kotlin)
  • Modern Architecture Patterns
  • API Integration
  • Performance Optimization
Android Kotlin

System Architecture

Designing scalable, resilient systems that handle real-world complexity. From GIS platforms to distributed infrastructure.

  • Distributed Systems
  • GIS Platforms
  • Infrastructure Design
  • Cloud Migration
AWS Docker Linux

Technical Leadership

Guiding teams through complex projects with hands-on mentoring, code reviews, and architecture decisions that stand the test of time.

  • Team Mentoring
  • Code Review & Standards
  • Architecture Decisions
  • Agile Methodologies
Leadership Agile Mentoring

AI-Augmented Development

Leveraging AI tools and modern development workflows to accelerate delivery without compromising quality or craftsmanship.

  • AI-Assisted Coding
  • Rapid Prototyping
  • Modern Dev Workflows
  • Legacy Modernization
AI/ML Automation DevOps

The Journey

35+ years across industries that shape our world

Telecommunications

Carrier-Grade Systems

Built mobile cellular telecommunications platforms, MMS systems, and carrier-grade application servers handling millions of transactions. Developed OSS solutions for major telecom operators.

MMS OSS/BSS Real-Time Systems
National Defence

Mission-Critical Software

Engineered secure, reliable systems for national defence applications where failure is not an option. Operated under strict security protocols and rigorous quality standards.

Security High Reliability Critical Systems
Health & Energy

Systems That Matter

Developed software for healthcare and energy sectors, building GIS platforms and data-intensive applications that power essential services.

GIS Healthcare IT Energy Systems
Entrepreneurship

Startup Founder

Founded and managed software startups, wearing every hat from architecture to deployment, from team building to client relations. Full ownership of the product lifecycle.

Founder Product Strategy Full Lifecycle

Technology Arsenal

The right tool for the right job — mastered over decades

Mobile

Android
Kotlin
iOS
Swift
React Native
Flutter

Backend & Web

Python
Django
Go
C / C++
JavaScript
Node.js

Cloud & Infrastructure

AWS
Docker
Linux
Networking

Data & DevOps

SQL / PostgreSQL
Git
CI/CD
GIS Systems

Why OneLastBuild?

Because experience knows when to over-engineer and when to keep it simple

Battle-Tested Expertise

35+ years across telecom, defence, healthcare, energy, and startups. I've seen systems at every scale and every failure mode.

Full-Spectrum Engineer

From low-level C to mobile apps, from database schemas to cloud architecture. One person who understands the entire stack.

Founder Mindset

Having built and managed my own startups, I think beyond code. I consider the business, the user, and the long-term maintainability.

Modern + Mature

Embracing AI-augmented development and modern tooling while applying decades of engineering discipline. The best of both worlds.

A Senior Software Developer with more than 35 years of experience, I have worked over the full spectrum of environments and domains — from telecommunications and national defence to health, energy, and founding my own software ventures.

Alain Lavoie Founder, OneLastBuild
35+ Years in Software
6 Industry Verticals
100+ Projects Shipped
Curiosity

Let's Build Something

Got a project in mind? Let's have a conversation about how I can help.

How it works

01
Discovery We discuss your goals and technical requirements
02
Proposal I deliver a clear plan with timeline and milestones
03
Build We execute together with regular checkpoints