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Websites, softwareand AI workers.

Two in step. One direction.

Tandem builds business websites, custom software and practical AI workers alongside Sri Lankan businesses.

Trusted by

  • Halyard Marine
  • Glades Construction
  • Sift Legal
  • Shades Solution
  • Kestrel Freight
  • Aldergrove
  • Sunda Health
  • Norr Systems

Three things, done properly.

Custom software

Products that carry real load.

Web platforms, internal tools and the integrations that hold them together. We take responsibility for the parts that are easy to demo and hard to run.

  • Product discovery
  • Web and mobile apps
  • APIs and integrations
  • Platform migration
Placeholder photography for the software solutions service

Business websites

Sites people remember.

Art direction, motion and front-end craft in one team. The kind of site that does the selling before anyone reaches a form.

  • Art direction
  • Design systems
  • Motion and interaction
  • Headless CMS
Placeholder photography for the creative websites service

AI workers

AI that earns its place.

We automate practical, repeatable business workflows with AI workers, human review steps and checks that show when the system needs attention.

  • Feasibility and scoping
  • Retrieval systems
  • Agent workflows
  • Evaluation and guardrails
Placeholder photography for the AI consultancy service

Selected work

Built with, not for.

Placeholder photography for the Halyard Marine case study
Software solutions2025

Halyard Marine

A chartering platform their brokers actually open

Voyage quoting used to live in a spreadsheet that only two people understood. We replaced it with a platform the whole desk can use.

Quotes now go out the same afternoon they are asked for.

Glades Construction website homepage
Creative websites2026

Glades Construction

Visit site ↗

Finished work turned into a clear route to enquiry

We shaped Glades Construction's services, completed projects and company story into a credible website for its UK construction work.

Visitors can move from project proof to a direct enquiry path.

Placeholder photography for the Sift Legal case study
AI consultancy2026

Sift Legal

Document triage that a partner will sign off on

Retrieval over a decade of case files, with an evaluation harness the firm runs themselves. Nothing reaches a lawyer without a citation.

First-pass review moved from the weekend to Tuesday morning.

Shades Solution website homepage
Creative websites2026

Shades Solution

Visit site ↗

A scattered project archive, rebuilt as a usable website

We organised company documents, project photography and service information into a public portfolio for Shades Solution's UK and Sri Lankan work.

Seventeen project entries now sit inside one clear path from proof to enquiry.

How we work

A knight moves two, then one.

Short, deliberate steps that change direction when they need to. Three of them, every engagement.

  1. Frame

    One week, your team and ours, until the problem has edges and the first release has a date. If the answer is that you should not build it, we will say so here.

  2. Build

    Short cycles, working software at the end of each one. You see it running rather than described in a deck, and you can change your mind while changing it is still cheap.

  3. Hand over

    Documentation, walkthroughs and every credential. You should be able to stop working with us and keep going without a gap.

Common questions

What Tandem builds and how it works.

Direct answers for businesses deciding whether a website, custom system or AI worker is the right next step.

What does Tandem build?
Tandem builds business websites, custom software and AI workers. The work ranges from public websites and internal tools to integrations and practical workflow automation.
Who does Tandem work with?
Tandem works with Sri Lankan businesses that have a clear commercial or operational problem to solve. Projects are shaped around the business workflow, not a fixed technology package.
What is an AI worker?
An AI worker is software that handles a repeatable business workflow, such as collecting information, preparing a report or routing a task. Tandem builds review steps and guardrails around the automation so people remain in control.
Can Tandem improve an existing system?
Yes. Tandem can improve an existing website or software system, connect tools through APIs and integrations, or plan a migration when the current setup no longer fits the business.
How does a Tandem project run?
Each engagement moves through three stages: frame the problem and first release, build in short working cycles, then hand over documentation, walkthroughs and credentials.

What clients say.

They shipped something working in six weeks, then kept shipping. By week three we had stopped calling them an agency.
Dilini RajapaksaHead of Product, Halyard Marine
We arrived with a moodboard and left with a site our clients mention unprompted. It survived our real archive too.
Tomas LindqvistFounder, Studio Verso

Tell us what you are building.

We reply to everything within two working days, including the ones we are not the right studio for.

Timelines and budget range help, but are not required.