GPO Technologies

GPO Technologies Vision:
Always bring the best automatization solutions and exceed expectations. Solve the real problem of customers, not just what they claim
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Mission: Create accessible products that improve life through the use of automation and artificial intelligence. More useful information about software development on our YouTube channel https://www.youtube.com/channel/UCuK7FUD_SVbqebceyOXA3NQ?view_as=subscriber

If you're thinking about building a money transfer or payments business, here's the uncomfortable part: the app is the e...
01/09/2026

If you're thinking about building a money transfer or payments business, here's the uncomfortable part: the app is the easiest bit.

What actually decides whether it works: whether you can operate legally (your own licence, or under a partner's), whether you have a partner who can actually move the money, the ongoing cost of compliance — and the simple arithmetic of what one transfer costs you.

That last one kills more of these businesses than any technical problem. Fees for moving money, currency conversion, identity checks (including the ones that fail), support, fraud. A small percentage of a small transfer often doesn't cover it.

Work out the economics of a single transfer before you build anything.

https://gpo-tech.com/blog/build-cross-border-payments-product-feasibility

A pattern I've seen in every growing team: something breaks, and it turns out four people each assumed someone else was ...
31/08/2026

A pattern I've seen in every growing team: something breaks, and it turns out four people each assumed someone else was looking after it.

"The team owns it" sounds collaborative. In practice it means nobody does.

The fix is simple but uncomfortable: put a name on things. One person responsible for each part of the system.

And give them the authority that goes with it. If someone is responsible for something but can't make decisions about it, you haven't given them ownership — you've just decided who gets the phone call at 2am.

Write down who decides what, once. Half your delays will disappear.

https://gpo-tech.com/blog/engineering-ownership-responsibility

Before you hire another developer, ask one question: why is the work late?If it's late because there's plenty of clearly...
28/08/2026

Before you hire another developer, ask one question: why is the work late?

If it's late because there's plenty of clearly defined work and not enough people to do it — hire. That's a capacity problem and more people genuinely fix it.

But if it's late because nobody's sure what to build, decisions keep changing, and things get redone after they're finished — that's not a people shortage. Adding someone will make it worse. They'll need answers nobody has yet, and they'll take up the time of the people who were actually getting things done.

Fix the clarity first. Then hire.

https://gpo-tech.com/blog/when-to-hire-engineers-startup

If your software has grown messy and someone proposes "let's rebuild it properly over the next six months" — be careful....
27/08/2026

If your software has grown messy and someone proposes "let's rebuild it properly over the next six months" — be careful. That plan usually ends the same way: half-finished, with two systems to maintain instead of one.

The approach that actually works is unglamorous. You pick one small piece, move it out, finish it completely, and ship. Then the next one. Each step is useful on its own, even if you stop.

Start with the least risky parts — notifications, reports, document generation. Leave the part that handles money for last, once your team has done this several times.

And don't stop building features while you do it. A team that goes quiet for three months gets asked hard questions.

https://gpo-tech.com/blog/how-to-split-a-monolith

If you're building software and chose to keep it as one system for now — good call. But there's one rule that decides wh...
26/08/2026

If you're building software and chose to keep it as one system for now — good call. But there's one rule that decides whether you can ever break it apart later without pain.

Each part of the system should own its own data. When one part needs information from another, it should ask — not reach directly into the other's database tables.

It sounds academic. It isn't. The shortcut takes one line of code and saves ten minutes today. Undoing it two years later can take weeks and a data migration.

And don't rely on everyone remembering the rule. Set it up so breaking it fails the build automatically.

https://gpo-tech.com/blog/modular-monolith-design

One thing about building anything that handles money: almost every part of your product can be rebuilt later. The way yo...
25/08/2026

One thing about building anything that handles money: almost every part of your product can be rebuilt later. The way you record the money cannot.

The classic mistake is storing a customer's balance as a single number you keep updating. It works fine — until the day the numbers don't add up and nobody can reconstruct how you got there.

Proper accounting systems have solved this for centuries: you never change a number, you record every movement, and the balance is simply the sum of what happened.

If you're building a fintech product, this is the one decision worth getting right before you write anything else.

https://gpo-tech.com/blog/payment-ledger-design-fintech

Thinking about building a money transfer or payments app? Here's an honest budget, because most people plan for the wron...
24/08/2026

Thinking about building a money transfer or payments app? Here's an honest budget, because most people plan for the wrong thing.

Building a first working version — one country pair, using a licensed partner — usually costs somewhere between €140,000 and €350,000, and takes 5 to 8 months.

But the development is the part that ends. What doesn't end: identity checks (you pay for every check, including the ones that fail), sanctions screening, transaction monitoring, security audits, and having someone available when payments break on a Sunday. Budget several thousand euros every month, before salaries.

The most common expensive mistake? Building things you could have bought — and buying things that should have been yours.

https://gpo-tech.com/blog/cost-to-build-money-transfer-app

If you're building a software product and someone told you to "start with microservices so you don't have to rebuild lat...
23/08/2026

If you're building a software product and someone told you to "start with microservices so you don't have to rebuild later" - please read this before you agree.

Splitting your system into many small services solves a problem of big teams: lots of people getting in each other's way when releasing. If you have three or four developers, you don't have that problem yet.

What you do get, immediately, is a much harder system: more things that can fail, harder to test locally, harder to find bugs, and slower to change.

And the biggest one: nobody knows the right internal boundaries of a product at the start. Getting them wrong in a simple system costs hours. Getting them wrong in a split-up system costs weeks.

Build it simple and well-organised first. Split it later, when there's a real reason.

https://gpo-tech.com/blog/start-with-a-monolith-not-microservices

If your website is old and you've been putting off rebuilding it because it feels expensive — this might be worth ten mi...
17/08/2026

If your website is old and you've been putting off rebuilding it because it feels expensive — this might be worth ten minutes.

We rebuilt our own product site last week. One working day, of which about an hour was AI actually generating pages. Not months, not a quarter-long project.

But here's the thing that saved the time, and it probably applies to you too.

Almost everything the site was missing was already written down somewhere inside the company. Warranty terms sitting in a chat with a customer. An integration guide written two years ago in an internal wiki, never published. A finished product feature nobody had mentioned on the site at all.

We weren't creating content. We were moving it.

That's why the rebuild you're avoiding is probably smaller than you think. Your team already knows the answers — they're just not on the page where your customers are looking for them.

We wrote the whole thing up honestly, including the mistakes we made along the way: https://gpo-tech.com/blog/wordpress-to-astro-ai-rebuild

27/07/2026

79% of companies still can't make AI work in 2026 — even though 59% pour over $1M a year into it.

Writer's fresh survey (2,400 executives and employees) captures the paradox of the year:
- 97% have already deployed AI agents, and top individuals became 5× more productive
- yet only 29% of companies see real ROI
- 75% admit their AI strategy is "more for show" than an actual plan
- 54% say adopting AI is literally "tearing their company apart"

The problem isn't the technology — it's people and structure. Individual productivity ≠ business profit. The winners aren't the ones who "handed everyone a tool," but the ones who tied AI to revenue, set up governance before scaling, and redesigned the actual workflows. And layoffs are not an AI strategy.

Good news for small and mid-sized businesses: the edge isn't the size of your AI budget — it's how tightly you wire AI into your processes. That's exactly where you can outrun the big players.

I break down stuff like this — come join the channel 👉 https://t.me/backstage_business

Address

Peterburi Tee 38/9
Tallinn
11415

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Tuesday 09:00 - 18:30
Wednesday 09:00 - 18:30
Thursday 09:00 - 18:30
Friday 09:00 - 18:30

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