Many software teams now include people in more than one time zone. Sometimes the difference is one hour, as between Lisbon and Amsterdam. Sometimes it is several, as between Europe and Brazil. Even a small difference changes how a team works, and a larger one can slow things down noticeably if nobody plans for it.
The good news is that time zones are a manageable problem. Teams that work well across them usually rely on a few simple habits.
Know your overlap
The first step is to be precise about when people are actually available at the same time. Write it down: which hours each person works, and which hours everyone shares. This sounds obvious, but many teams work with a vague idea of overlap and end up scheduling meetings that are early for some and late for others.
Once the overlap is clear, treat it as valuable. It is the time for conversations that need everyone: stand-ups, planning, reviews of difficult decisions and quick problem solving.
Protect the shared hours
If the overlap is limited, avoid filling it with meetings that could be an email. Status updates, for example, can often be written. Use the shared time for discussions that genuinely benefit from being live.
It also helps to keep the overlap free of deep-focus work that cannot be interrupted. If someone is unreachable during the only hours the team shares, questions wait until the next day.
Write things down
Written communication is the most important tool for a team across time zones. When someone finishes their day, their colleagues should be able to understand what happened without waiting for a call.
Good habits include:
- Clear descriptions in tickets and pull requests, explaining the why as well as the what.
- Decisions recorded in a place everyone can find, not only in a chat thread.
- Short end-of-day notes when work is being handed over.
- Questions written in full, with the context needed to answer them without a follow-up.
A good test is whether a colleague in another time zone could act on your message without having to ask anything back.
Hand over work deliberately
When two people work on related tasks in different time zones, the handover between them matters. A vague handover can cost a full day. A clear one can mean the work continues almost without interruption.
A useful handover covers what was done, what is blocked, what the next step is and who to ask if something is unclear. It takes a few minutes and saves hours.
Reduce blocking dependencies
The biggest slowdown in distributed teams comes from waiting. A pull request waits for review. A question waits for an answer. A decision waits for the one person who can make it.
Teams can reduce this by giving people more autonomy within clear boundaries, agreeing on review response times, and making sure more than one person can approve or decide on common matters. Splitting work so that each person can make progress independently also helps.
Be fair about inconvenient hours
When some meetings have to happen outside comfortable hours, share the inconvenience. If the same people always join early or stay late, it will eventually affect their motivation. Rotating meeting times, or recording sessions for those who cannot attend, is a fair way to handle it.
Use asynchronous tools well
Shared documents, issue trackers, recorded demos and well-organised chat channels all support work across time zones. The tools themselves matter less than how they are used. A few agreed rules, such as where decisions are recorded and which channel is used for urgent issues, prevent confusion.
Time zones can help
A time difference is not only a cost. With good handovers, a team can extend its working day, respond to issues later in the evening or start earlier in the morning. Some teams use the difference to give reviewers time to look at work overnight, so feedback is waiting at the start of the next day.
Plan for it from the start
Time zones become a problem mainly when they are ignored. A team that agrees on its overlap, writes things down and hands over work clearly can be just as effective as one sitting in the same room.
At Boomit, we build teams in Portugal, which shares most of the European working day, and in Brazil, where we plan carefully for overlap with European clients. If you are working out how to organise a distributed team, we would be glad to share what we have learned. You can reach us at boomit.pt.