Developer • Designer • Architect

Digital Excellence • Craftsmanship

Senior Software Engineer

Lantum
Brendan

I design and build scalable digital products people rely on.

6+ years delivering high-performance platforms across product engineering, architecture, and execution.

Lantum Brendan — Senior Software Engineer

Lantum Brendan

Senior Software Engineer

Open to Full-time & Contract
6+Years Exp
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Strategic ProfileAvailable

Lantum Brendan

Senior Software Engineer

I build resilient software systems that balance product velocity, technical depth, and long-term maintainability.

Scalable frontend systems with React, Next.js, and TypeScript

High-performance architecture for data-heavy products

Leadership across product strategy, delivery, and mentorship

6+

Years Experience

45%

Performance Gains

1M+

Events / Day

Core Stack

TypeScript
TypeScript
React/Next.js
React/Next.js
Node.js
Node.js
System Design
System Design
Cloud Arch
Cloud Arch
Performance
Performance

6+ Years Exp.

Delivering impact

From startups to enterprise-level products, I've led development cycles and mentored teams to success.

Open to Work
Remote / Worldwide

Selected Works

A showcase of my recent projects, focusing on performance, accessibility, and sophisticated user experiences.

View Archive
NexCommerce Platform
Next.js 15TypeScriptStripeRedis

NexCommerce Platform

Reduced load time by 45% for a high-traffic e-commerce solution with Redis caching and Core Web Vitals optimization.

VisiMetric Analytics
ReactD3.jsGraphQLClickHouse

VisiMetric Analytics

Real-time dashboard processing 1M+ events daily with custom D3.js visualizations and GraphQL optimization.

SyncroTask Workspace
Node.jsMongoDBSocket.ioDocker

SyncroTask Workspace

Improved team productivity by 30% via sub-50ms state synchronization using custom WebSocket protocols.

Testimonials

What People Say

Trusted by teams and individuals to deliver exceptional results

Working with Lantum was an absolute pleasure. His attention to detail and ability to translate complex requirements into elegant solutions is unmatched. The project was delivered ahead of schedule with exceptional quality.

SJ
Sarah Johnson
Product Manager at TechCorp Inc.

Lantum's technical expertise and problem-solving skills helped us scale our platform to handle 10x traffic. His code is clean, well-documented, and maintainable. A true professional.

MC
Michael Chen
CTO at StartupXYZ

The collaboration was seamless. Lantum brought our designs to life with pixel-perfect precision and added thoughtful interactions that elevated the user experience beyond our expectations.

ER
Emily Rodriguez
Lead Designer at Creative Studio

Let's Build
Something Great.

Have a project in mind or just want to say hi? I'm always open to discussing new opportunities and challenges.

Contact Details

lantumbrendan170@gmail.com

Based in remote, working worldwide.