Wild Orangutans on a 2-Day Jungle Trek in Bukit Lawang

Our two-day, one-night jungle trek from Bukit Lawang into Gunung Leuser National Park to see Sumatran orangutans in the wild.

Wildlife of Kenya and Tanzania Through My Lens

My photos of the wildlife of Kenya and Tanzania, from leopards and cheetahs to rhinos, elephants and flamingos.

Created: October 22, 2026 · 21 min · Luiz Vieira · Hobbies

Wildlife of British Columbia Through My Lens

A growing collection of my photos of the wildlife in British Columbia, from black bears and beavers to bald eagles and herons.

Modified: October 23, 2026 · Created: October 18, 2026 · 5 min · Luiz Vieira · Hobbies

Why AI Made Me Stop Writing (and Why I'm Starting Again)

AI made me more productive at work and less willing to write here. Why I will keep AI out of my words and write smaller, imperfect posts myself.

Modified: October 23, 2026 · Created: October 15, 2026 · 3 min · Luiz Vieira · Leadership & Work

Spring Boot 4 Upgrade: Lessons From an AI-First Migration

What made our Spring Boot 3.5 to 4.1 upgrade easier than the 2 to 3 one, including the AI-first knowledge base we built and shared across service teams.

5 Days in Alaska: Moose, Glaciers, and a Wildlife Cruise

Our 5-day Alaska trip from Anchorage to Seward, with moose spotting, glaciers, a Kenai Fjords cruise, and practical lessons from the road.

Modified: July 12, 2026 · Created: July 12, 2026 · 9 min · Luiz Vieira · Travel & Adventures

The Monthly Wrapping Up: Our Couple Money and Life Review

How we review our finances each month as a couple, from expenses and investments to travel savings and life planning.

9 day Iceland Ring Road trip itinerary in May

A 9-day Iceland Ring Road itinerary in May, with daily stops, hotels, meals, costs, weather, and practical tips from our first full loop around the island.

MongoDB Server Timeout: When Client Timeouts Aren't Enough

Discovered why a query ran for 14 hours on MongoDB server despite client timeout: missing server-side timeout configuration. Solutions for MongoClientSettings.

Four Years at FISPAN: A Coffee Table Book of Messages

Reflecting on four years at FISPAN. A company milestone marked by a personalized coffee table book and heartfelt messages from colleagues.