Engr. Hm Jamal: Founder of Wits Engineer

Engineering judgment for the equipment people use at home.

Engr. Hm Jamal is an electrical engineer and home systems specialist with more than 13 years of experience in appliance performance and water treatment. He is the founder and CEO of Wits Engineer and also publishes as Engineer Md Jamal.

His work focuses on the details behind a useful purchase: performance, installation, safety considerations, maintenance and the demands of long-term ownership.

Articles by Jamal

Background & perspective

From engineering questions to practical buying decisions

Jamal’s experience in electrical engineering, appliance performance and water treatment shapes the questions he brings to home equipment. What does the installation require? Can the owner reach the parts that need cleaning? Will the product’s connections, capacity and operating limits fit the job?

Those questions connect technical information with the experience of owning a product. A capable machine may still be difficult to carry, expensive to maintain or inconvenient in the available space. Explaining that friction is part of helping someone choose well.

Over the past five years, Wits Engineer’s floor-care coverage has developed across robot vacuums, cordless vacuums, carpet cleaners and related cleaning equipment. Jamal leads the publication’s editorial direction as its work expands through a new testing lab and team.

Subjects behind his work

The common thread is equipment that needs to perform reliably in a real home. Each subject brings different installation requirements, measurements and ownership costs.

Water filtration & treatment: Under-sink filters, reverse osmosis, whole-house systems and softeners, with attention to water conditions, flow, installation access, certification scope and replacement filters.
Vacuum cleaners & floor care: Robot and cordless vacuums, carpet cleaners and wet-dry machines. The focus includes the cleaning task, handling, battery limitations, debris disposal and maintenance after use.
Portable power & electrical equipment: Power stations and backup equipment, including usable output, appliance compatibility, charging options, connections and the difference between a rating and an observed result.
Cooling & indoor air equipment: Products for indoor comfort and air management, considered in relation to room conditions, placement, noise, power use and routine care.
Tools & home maintenance: Equipment for practical jobs around the home and garage. Setup, controls, useful accessories, storage and parts access matter alongside task performance.

His role in the review process

Jamal sets the editorial direction of Wits Engineer. The publication’s new lab program brings testing into a team process, with product handling, measurements, documentation and the written explanation contributing to a review.

An author byline does not mean one person performed every task. A useful review identifies the work behind its conclusions and separates measured findings from manufacturer specifications, research and longer-term observations.

His engineering background provides a way to question claims and explain trade-offs. It does not replace the evidence for an individual product. A result needs the relevant model, conditions and method; a recommendation needs a clear explanation of who the product suits and where its limitations matter.

Editorial independence and accountability

Under Jamal’s leadership, Wits Engineer maintains a no-sponsorship policy for product reviews. Payment does not buy a favorable verdict or a place in a recommendation list. Amazon affiliate commissions help support the publication, while product evidence and reader needs remain the basis for its recommendations.

Questions and corrections are part of that responsibility. If a specification, explanation or recommendation appears wrong, the article URL, exact model and relevant source give the team a concrete issue to review.

Published work