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Slice of Lime

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4.1/5 (8 reviews)
+13034130701 N/A Visit Website

About Slice of Lime

Slice of Lime is a technology company founded in 2001. Their core services include UI/UX Design and Mobile App Development. The company operates with a team of 10 - 49 professionals. Clients can expect pricing around $150 - $199/hr, with projects averaging about $25,000. Overall, Slice of Lime is one of the options worth shortlisting for a technology project.

Last updated May 13, 2026

Services

Mobile App Development Web Development UI-UX Design Web Design

Industries Served

Government & Public Sector Automotive Nonprofit & NGO Education Financial Services Energy & Utilities Telecommunications Manufacturing

Slice of Lime Reviews

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Technically rigorous, commercially grounded, and a genuine pleasure to work with

Ji-Woo Park / VP of Engineering - Seoul Digital Corp
Verified
Mar 29, 2026

Project summary: Grid modernisation funding required us to demonstrate demand-response capability. The machine learning models existed on paper; we needed an engineering partner to build and productionise them.

Six months after go-live our platform is processing three times the transaction volume we specified in the original brief. The architecture choices made during discovery accommodated that growth without remediation work. That is the difference between a team that designs for what you tell them and a team that designs for what you are likely to need. We are in conversation about a Phase 2 engagement and I expect to be using this partnership for several years.

PROS

Architectural decisions designed for longevity rather than just the current brief, thorough automated test coverage, post-launch stability that validated every technical choice made during discovery

CONS

The engagement was priced at the quality level rather than the budget level. We evaluated the alternatives and concluded that the delta was a reasonable premium for the reduction in delivery risk

4.0
Overall
4.0
Quality
3.5
Schedule
4.0
Cost
3.5
Communication
Project TypeIndustry-Specific Solutions
IndustryEnergy & Utilities
Project Cost$50,000 to $149,999
DurationApr 2025 – Dec 2025

Questions & Answers

Please describe your company, your role, and the industry you operate in.
I lead technology at Seoul Digital Corp, a growth-stage Energy & Utilities business based in Seoul, South Korea. As VP of Engineering my remit spans product engineering, platform operations, and strategic vendor partnerships. We had reached an inflection point where our internal capacity was not sufficient to execute our roadmap at the pace our market required.
What specific problem or business challenge led you to hire this company?
Our platform had been maintained by a previous vendor for three years and the accumulated technical debt had reached a point where delivery velocity had dropped to a fraction of what it should have been. We needed fresh engineering expertise and a structured plan to address the underlying issues.
What services did the company provide for your project?
Primarily Industry-Specific Solutions, with adjacent work in solution architecture and quality assurance. They were responsible for the full build from requirements through to go-live, including integration with four existing systems in our technology landscape. The breadth they covered without requiring additional vendors was commercially and logistically valuable.
Why did you choose this company over other providers you considered?
We had a failed engagement behind us and were more rigorous in our selection process as a result. We asked detailed questions about how they managed scope change, how they handled estimation, and how they communicated problems. The answers were specific, evidenced, and consistent across the team members we spoke to. That gave us confidence that the process was real rather than rehearsed.
How clearly did the company understand your requirements and business goals?
Extremely well, in part because they had relevant Energy & Utilities experience that reduced the context-setting overhead significantly. They understood the domain vocabulary, asked the right questions, and translated business requirements into technical specifications with a fidelity that meant the development phase had very few clarification cycles.
How was your overall experience with their communication and project management?
Communication was proactive, timely, and appropriately calibrated. Technical updates for the engineering audience, executive summaries for the steering group, risk flags with proposed mitigations rather than just problem statements. The fortnightly sprint reviews gave our stakeholders visibility without requiring them to attend every working session.
Did the company deliver the project on time and within your expected budget?
On time and within the approved budget. The estimation accuracy was notable — they had broken the work down in sufficient detail during discovery that their forecast proved reliable throughout, rather than being a number that shifted with every change in scope. We received one change request and it was for scope we had introduced ourselves.
What tangible results or business impact have you seen since the project was completed?
The most direct measure is the performance of the system in production. In the five months since go-live we have had zero P1 incidents, our page performance scores have improved across every Core Web Vitals metric, and two enterprise clients who had cited our previous platform limitations during contract negotiations have since renewed without that objection arising.
What did you like most about working with this company?
The post-launch behaviour. Some vendors consider go-live to be the end of their professional obligation. This team treated it as the transition to a different kind of engagement. The hypercare period was substantive, the documentation was thorough and genuinely useful, and they checked in proactively at the thirty-day and ninety-day marks to review production metrics with us.
Would you recommend this company to others, and would you work with them again?
Unreservedly. We are in active scoping conversations for a second engagement and I expect this to develop into a multi-year partnership. For any organisation in the Energy & Utilities sector looking for Industry-Specific Solutions expertise combined with genuine delivery discipline, I would put this team at the top of the evaluation list.

End-to-end quality programme that halved our post-release incident rate inside three months

Bram de Vries / Chief Technology Officer - Windmill Tech BV
Verified
Feb 21, 2026

Project summary: B2B customer churn was concentrated among accounts that had complained about portal usability. We needed a complete redesign of the self-service experience before the next contract renewal cycle.

What made the most difference in practice was the quality of the engineering judgment on this team. Not the ability to execute a specification — that is a baseline expectation. The ability to recognise when a specification was suboptimal, explain why, propose an alternative, and support the client in making a decision about it. That consultative dimension elevated the output beyond what the brief described and resulted in a product that is more fit for purpose than the one we had originally specified.

PROS

Commercially transparent throughout — no hidden assumptions, no bill shock at the end, change requests that were fair and clearly explained rather than used as a margin-recovery mechanism

CONS

The engagement was priced at the quality level rather than the budget level. We evaluated the alternatives and concluded that the delta was a reasonable premium for the reduction in delivery risk

4.0
Overall
4.0
Quality
4.0
Schedule
4.0
Cost
3.5
Communication
Project TypeQuality Assurance & Testing
IndustryTelecommunications
Project Cost$150,000 to $499,999
DurationJun 2025 – Jan 2026

Questions & Answers

Please describe your company, your role, and the industry you operate in.
As Chief Technology Officer at Windmill Tech BV I oversee technology investment and delivery across our Telecommunications operations in Amsterdam, Netherlands. We are a commercially focused business and our technology choices are always evaluated in terms of their direct contribution to business outcomes rather than technical elegance alone.
What specific problem or business challenge led you to hire this company?
We had a defined product vision for our next phase of growth in the Telecommunications market but lacked the engineering depth internally to execute it. The Quality Assurance & Testing requirements in particular required specialist experience that we could not realistically recruit for on the timeline our business plan required.
What services did the company provide for your project?
The core engagement was Quality Assurance & Testing delivery, though their scope expanded to include technical consultancy during discovery that materially improved our requirements. They also took ownership of the third-party integration workstream that had been a coordination challenge in previous projects, removing that complexity from our internal team entirely.
Why did you choose this company over other providers you considered?
A trusted peer in the Telecommunications sector had used them for a comparable Quality Assurance & Testing engagement and their recommendation was unequivocal. Our own due diligence confirmed the pattern they described. The combination of domain knowledge, Quality Assurance & Testing depth, and demonstrated delivery discipline was the deciding factor.
How clearly did the company understand your requirements and business goals?
Extremely well, in part because they had relevant Telecommunications experience that reduced the context-setting overhead significantly. They understood the domain vocabulary, asked the right questions, and translated business requirements into technical specifications with a fidelity that meant the development phase had very few clarification cycles.
How was your overall experience with their communication and project management?
Communication was proactive, timely, and appropriately calibrated. Technical updates for the engineering audience, executive summaries for the steering group, risk flags with proposed mitigations rather than just problem statements. The fortnightly sprint reviews gave our stakeholders visibility without requiring them to attend every working session.
Did the company deliver the project on time and within your expected budget?
On time and within the approved budget. The estimation accuracy was notable — they had broken the work down in sufficient detail during discovery that their forecast proved reliable throughout, rather than being a number that shifted with every change in scope. We received one change request and it was for scope we had introduced ourselves.
What tangible results or business impact have you seen since the project was completed?
The ROI case we presented to our board was conservative by design. Current performance against the financial model suggests we will hit the projected payback point in under twelve months against an eighteen-month target. The operational efficiency gains in particular have exceeded the model, in part because the quality of the data the new platform generates supports decisions that the previous system could not.
What did you like most about working with this company?
The willingness to be direct. When our requirements were unclear they said so. When our priorities were contradictory they explained why. When a technical approach we had assumed was the right one turned out to have significant downsides, they told us before we had committed to it. That kind of intellectual honesty is what I look for in a long-term technology partner.
Would you recommend this company to others, and would you work with them again?
Absolutely. With a specific note that the value starts in the discovery phase — clients who approach that process with seriousness will get the most from the engagement. We invested appropriately at the front end and the returns are evident in what was delivered.

Technically rigorous, commercially grounded, and a genuine pleasure to work with

Radosław Kowalczyk / Head of Development - Wisła Software Sp zoo
Verified
Feb 04, 2026

Project summary: Lean manufacturing initiatives required real-time OEE data at the line level. Our existing systems could not provide it without significant manual aggregation.

We had worked with three agencies before this engagement. The comparison is not flattering to the others. What distinguished this team was a systematic approach to understanding the problem before proposing a solution — something that sounds obvious and is practiced far less often than it should be. The delivery phase ran to schedule, the codebase is clean enough that our internal engineers made positive comments during handover review, and we have not logged a critical incident in five months of live operation. We intend to use them for our next phase of work.

PROS

Commercially transparent throughout — no hidden assumptions, no bill shock at the end, change requests that were fair and clearly explained rather than used as a margin-recovery mechanism

CONS

Pipeline availability for kickoff required a few weeks of lead time — in hindsight that selection pressure means you are working with a team that is in demand for the right reasons

4.0
Overall
3.5
Quality
4.0
Schedule
4.5
Cost
4.0
Communication
Project TypeEmbedded Systems Development
IndustryManufacturing
Project Cost$50,000 to $149,999
DurationMay 2025 – Jan 2026

Questions & Answers

Please describe your company, your role, and the industry you operate in.
Wisła Software Sp zoo operates in the Manufacturing sector with headquarters in Warsaw, Poland. In my role as Head of Development I am accountable for the full technology agenda — infrastructure, product, and vendor relationships. We are a commercially driven organisation and every technology decision is evaluated against a clear business case before it is approved.
What specific problem or business challenge led you to hire this company?
Our platform had been maintained by a previous vendor for three years and the accumulated technical debt had reached a point where delivery velocity had dropped to a fraction of what it should have been. We needed fresh engineering expertise and a structured plan to address the underlying issues.
What services did the company provide for your project?
End-to-end Embedded Systems Development delivery with particular depth in the integration and data migration components, which were the highest-risk elements of the programme. They supplemented this with a dedicated QA resource throughout development and a documented runbook for our operations team at handover.
Why did you choose this company over other providers you considered?
We had a failed engagement behind us and were more rigorous in our selection process as a result. We asked detailed questions about how they managed scope change, how they handled estimation, and how they communicated problems. The answers were specific, evidenced, and consistent across the team members we spoke to. That gave us confidence that the process was real rather than rehearsed.
How clearly did the company understand your requirements and business goals?
Comprehensively. The discovery phase they ran was more thorough than anything we had experienced with previous vendors. They challenged requirements that were vague or contradictory, proposed alternatives where our initial thinking was limiting, and produced a functional specification that our internal stakeholders agreed was the clearest articulation of the product they had seen written down.
How was your overall experience with their communication and project management?
Outstanding. The discipline around asynchronous communication was particularly effective given the time zones involved between Warsaw, Poland and the delivery team. Written updates were specific and consistent, response times were same-day for anything that required a decision, and nothing fell through the cracks across a six-month engagement.
Did the company deliver the project on time and within your expected budget?
Yes. I had privately built a contingency expectation into my planning given the project complexity and the number of integrations involved. None of that contingency was needed. The delivery landed on the agreed date and the final invoice matched the approved budget to within a fraction of a percent. That outcome is rarer than the industry acknowledges.
What tangible results or business impact have you seen since the project was completed?
The most direct measure is the performance of the system in production. In the five months since go-live we have had zero P1 incidents, our page performance scores have improved across every Core Web Vitals metric, and two enterprise clients who had cited our previous platform limitations during contract negotiations have since renewed without that objection arising.
What did you like most about working with this company?
The willingness to be direct. When our requirements were unclear they said so. When our priorities were contradictory they explained why. When a technical approach we had assumed was the right one turned out to have significant downsides, they told us before we had committed to it. That kind of intellectual honesty is what I look for in a long-term technology partner.
Would you recommend this company to others, and would you work with them again?
Yes. I would add the context that this is not the cheapest option in the market and they are selective about the engagements they take on. If your primary criterion is price, there are alternatives. If you want a technology partner who can be trusted with a complex Embedded Systems Development programme in the Manufacturing space and will deliver against a serious brief, this is the team.

Company Info

Founded 2001
Employees 10 - 49
Hourly Rate $150 - $199
Client Rating 4.1/5 (8 reviews)

Rating Breakdown

Quality
4.3
Schedule
4.1
Cost
4.0
Communication
4.1

FAQs

Does Slice of Lime only work locally, or take on clients elsewhere too?
Slice of Lime isn't necessarily limited to one region and may take on clients across several countries, including USA, depending on market demand and business partnerships.
What should I expect to pay to work with Slice of Lime?
What Slice of Lime charges comes down to a handful of variables — how complex the project is, the number of development hours involved, the tech stack required, team size, and which engagement model you pick. Based on available data, Slice of Lime's typical hourly rate is around $150 - $199, with an average project cost of $25000+.
What kind of software work does Slice of Lime take on?
Slice of Lime typically covers the standard range of software development work — mobile apps, web platforms, custom internal tools, UI/UX design, cloud infrastructure, AI integrations, and larger enterprise builds. Its core focus areas include Mobile App Development, UI-UX Design, Web Design and Web Development.
Does Slice of Lime actually build with AI, or just talk about it?
Plenty of modern software teams, Slice of Lime included, now build real AI and machine learning features — chatbots, predictive models, computer vision, and automation that goes beyond simple rule-based scripts. For context, its listed capabilities span Mobile App Development, UI-UX Design, Web Design and Web Development, and it has been operating since 2001.
What makes Slice of Lime worth considering over other options?
What tends to set Slice of Lime apart usually comes down to some mix of technical depth, relevant industry experience, how clients describe working with them, their development approach, communication habits, and whether they can actually deliver something that scales. Founded in 2001, the company has built a track record of delivering projects across various industries.
Is Slice of Lime more of an offshore setup or a local team?
That depends on where Slice of Lime is based and who they primarily serve — some firms like this operate fully offshore, some are local-first, and plenty run a hybrid model that mixes both. For context, it has experience across industries such as Manufacturing, Financial Services, Nonprofit & NGO, Energy & Utilities, Automotive and Telecommunications, and it has been operating since 2001.
What happens with Slice of Lime after the project actually launches?
Like most established software teams, Slice of Lime typically sticks around post-launch for ongoing maintenance — bug fixes, performance tuning, security patching, new feature work, and general technical support. For context, it has served clients in USA, and its average project cost is reported at $25000+.
Will Slice of Lime sign an NDA before we even discuss the project in detail?
Most professional shops, including Slice of Lime, expect to sign a Non-Disclosure Agreement before getting into specifics — it's a fairly standard ask and a reasonable one to make before sharing anything sensitive. For context, its listed capabilities span Mobile App Development, UI-UX Design, Web Design and Web Development, and it has served clients in USA.
Has Slice of Lime actually shipped a SaaS product before?
It's a common line of work for a company like Slice of Lime — multi-tenant architecture, subscription billing hooked up properly, and cloud-native deployment built for a product meant to scale as a service rather than a one-off build. For context, its listed capabilities span Mobile App Development, UI-UX Design, Web Design and Web Development, and its typical hourly rate is around $150 - $199.
What should I actually be looking at when comparing a company like Slice of Lime to others?
When you're weighing up a software partner such as Slice of Lime, it's worth looking past the pitch and checking the portfolio, what past clients say, relevant industry background, technical range, how they communicate, pricing structure, project management style, and what support looks like after launch. For context, its listed capabilities span Mobile App Development, UI-UX Design, Web Design and Web Development, and it has been operating since 2001.

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