How to make technical decisions that don't come back to haunt you

Every software engineer makes technical decisions daily, but few have a systematic process for doing so. The decisions that come back to haunt us are usually the ones made without considering tradeoffs, without writing them down, or without revisiting them as context changes.

Start with a decision document even if it's just a few paragraphs. Write down: what decision needs to be made, what options exist, what criteria matter most, and what you recommend with your reasoning. The act of writing forces clarity and creates a record you can revisit.

Evaluate options against concrete criteria, not preferences. Common criteria include: development speed, runtime performance, operational complexity, team familiarity, ecosystem maturity, and migration cost. Score each option against each criterion. This makes tradeoffs visible and discussable.

When choosing between technologies, prefer the boring solution. Mature technologies with large communities have predictable behavior, known failure modes, and abundant troubleshooting resources. Novel technologies may be more exciting but carry unknown risks.

Decide when to decide. Some decisions are reversible and should be made quickly. Others are nearly irreversible and deserve careful analysis. Before investing time in research, ask: "If I make the wrong choice here, how hard is it to change later?" Reversible decisions should be made fast; irreversible ones need rigor.

After implementation, schedule a follow-up. Set a calendar reminder for three months to revisit the decision. Did it work out as expected? What would you do differently? This closes the loop and improves your decision-making for next time.

-

Rizwan Saleem | https://rizwansaleem.co