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Overall Review Rating

4.2 (8 Ratings)

Quality 4.1/5
Schedule 4.2/5
Cost 4.1/5
Communication 4.2/5

Overview

Tandem does digital strategy, development, and DevOps engagements for businesses that are serious about getting things done. Working together, they can solve your organization’s biggest problems. Using agile management strategy, user-centered design, and automation we can make web applications that are both more effective and less expensive to maintain.

founded
Founded 2015
employees
Employees 2 - 9
hourly rates
Hourly Rates $100 - $149
our rating
Our Rating 4.2/5
contact
Contact N/A

Services

  • Android App Development
  • Data Science & Big Data
  • Drupal
  • Content Management System
  • Blockchain Development
  • Cross Platform Development
  • iOS App Development
  • Cryptocurrency Wallet Development
  • Web Development
  • Mobile App Marketing
  • DevOps & Cloud
  • Mobile App Development

Industries Served

Advertising & Marketing Automotive Events & Event Management Financial Services Manufacturing Mining & Metals Retail & E-commerce

Tandem Reviews

Have a look at these client reviews on previously delivered projects.

Bilal Chaudhry

Co-Founder & CTO - Indus Software House
Posted on Jun 29, 2026
4.0 Overall Rating

They resolved a network issue at 2am before anyone arrived at the office. Nobody noticed.

We have worked with a few agencies over the years and the comparison is honestly not close. What stood out from the start was that they spent serious time understanding the problem before they proposed anything. Once development started, every sprint review was clean — no hidden surprises, no slipped milestones. The production system has been running for four months without a single critical issue. Our internal developers reviewed the codebase at handover and were genuinely complimentary about the quality. That does not happen often.

Project summary

Our compliance team had flagged gaps that needed fixing before our next regulatory review. The work was too specialist for our internal team to absorb without dropping the product roadmap entirely.

Quality 3.5/5
Schedule 3.5/5
Cost 4.5/5
Communication 3.5/5
project type
Project Type IT Managed Services
industry
Industry Financial Services
project cost
Project Cost $50,000 to $149,999
Read Full Review

Declan Hartley

Chief Digital Officer - Southern Cross Technology
Posted on Apr 15, 2026
4.0 Overall Rating

Software project that finished on time. Simple as that, and rarer than it should be.

I have been through several technology implementations in my career. The pattern I am used to is: detailed proposal, optimistic timeline, scope creep, overrun, excuses at the end. This engagement broke that pattern at every stage. The timeline was realistic from the start. Changes were managed through process. The final delivery matched what was agreed. Simple, but uncommon.

Project summary

Our connected vehicle platform was accumulating telemetry data from a growing EV fleet with no clean way to act on it. We needed both the infrastructure and the analytics layer.

Quality 4.0/5
Schedule 4.0/5
Cost 3.5/5
Communication 3.5/5
project type
Project Type Software Development
industry
Industry Automotive
project cost
Project Cost Less than $10,000
Read Full Review

Soo-Yeon Choi

Product Manager - Gangnam Ventures Co Ltd
Posted on Dec 10, 2025
4.0 Overall Rating

Primary keywords moved from page two to position three in five months

Looking back, what strikes me most is how little drama there was. Real technology projects have problems. This one had them too — but every problem was flagged before it became a crisis, every scope change was handled through a proper process, and every risk was managed rather than buried. Our project manager said it was the smoothest vendor engagement he had been involved in. Given how complex the technical requirements were, I think that reflects genuine delivery maturity.

Project summary

Our product thinking was strong. Our execution capacity in this specific domain was limited. We needed deep expertise, not a generalist willing to learn on our time.

Quality 4.5/5
Schedule 4.5/5
Cost 4.0/5
Communication 4.5/5
project type
Project Type Digital Marketing
industry
Industry Mining & Metals
project cost
Project Cost $50,000 to $149,999
Read Full Review

Pieter van den Berg

Senior Product Manager - Polder SaaS BV
Posted on Nov 06, 2025
4.0 Overall Rating

Smart contracts reviewed by our legal team and approved first pass. That is rare.

The knowledge transfer at the end of the project was notably good. Too many vendors see handover as a tick-box exercise. This team ran structured sessions, produced documentation our internal team actually references, and spent real time making sure we understood the architecture decisions well enough to maintain and extend the system independently. Six months later we are doing exactly that without needing to go back to them for every question.

Project summary

Years of incremental development had left us with a platform that was functional but limiting. A structured rebuild was the agreed path forward.

Quality 4.0/5
Schedule 4.5/5
Cost 4.0/5
Communication 4.5/5
project type
Project Type Blockchain Development
industry
Industry Mining & Metals
project cost
Project Cost $10,000 to $49,999
Read Full Review

Lars Pfeiffer

VP of Technology - NordTech Logistik GmbH
Posted on Aug 30, 2025
4.0 Overall Rating

First time our board, CTO, and engineering team agreed on the same technology direction

We have worked with a few agencies over the years and the comparison is honestly not close. What stood out from the start was that they spent serious time understanding the problem before they proposed anything. Once development started, every sprint review was clean — no hidden surprises, no slipped milestones. The production system has been running for four months without a single critical issue. Our internal developers reviewed the codebase at handover and were genuinely complimentary about the quality. That does not happen often.

Project summary

A failed engagement the previous year had made us more rigorous about vendor selection. We took the time to find a partner we actually trusted before we committed.

Quality 4.0/5
Schedule 4.0/5
Cost 3.5/5
Communication 4.0/5
project type
Project Type IT Consulting
industry
Industry Events & Event Management
project cost
Project Cost $150,000 to $499,999
Read Full Review
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