Scale product engineering without over-hiring or slowing down. We help you build digital products with senior, product-minded engineers who integrate seamlessly with your team, leveraging AI-powered development and AI-automated QA to build better products, faster.
We believe great products are built where expertise, culture, and innovation come together. With 20+ years of experience, we bring together talented teams across Portugal, Brazil, Sri Lanka, Malaysia and Norway. Today, 600+ professionals collaborate daily to deliver real value for clients across Scandinavia, Europe, and North America.
Technology & Engineering Expertise
If you need help with the following technologies and skill sets, we might be able to help:
We have been working extensively with AI-driven software development to help companies accelerate delivery, improve software quality, and reduce operational burn.
Our AI capabilities include:
• AI-enabled engineers focused on shipping high-quality products faster through AI-assisted development workflows.
• AI-driven autonomous QA pipelines using LLMs, LangChain, Playwright CLI, and Jira MCP integrations to generate, execute, and report end-to-end tests across multiple platforms and systems.
• AI agents and orchestration workflows integrated into the AI-SDLC for code review, observability, specification generation, engineering automation, and delivery acceleration.
99x offers competitive pricing with good value, evidenced by projects costing between $10,000 and $500,000. Clients appreciate their flexibility, quality, and timely delivery, indicating a strong return on investment for various project sizes.
99x - Nearshore Engineers & AI Agents Review Insights
Overall Review Rating
4.8
Quality
4.8
Schedule
4.8
Cost
4.6
Willing to Refer
4.9
Top Mentions
Review Highlights
High-Quality Code and Technical Expertise
99x is praised for delivering high-quality code and demonstrating technical expertise in various technologies, including React, Node.js, Angular, and .NET. Clients value the team's ability to tackle complex projects and provide innovative solutions.
Cultural Fit and Strong Communication
Clients from different regions appreciate 99x's cultural fit and strong communication skills, which facilitate smooth collaboration. The company's ability to understand and adapt to client needs is frequently highlighted as a key strength.
Successful Long-Term Partnerships
Several clients have maintained long-term partnerships with 99x, indicating trust and satisfaction with their services. The company's ability to consistently deliver results and support clients' growth is a recurring theme in reviews.
Positive Work Environment and Low Turnover
Clients appreciate 99x's positive work environment, which results in low employee turnover and continuity in project teams. This stability is seen as a significant advantage in maintaining project quality and consistency.
Strong Project Management Skills
Clients commend 99x for their strong project management skills, timely deliveries, and responsiveness. They utilize various communication tools like Slack, Jira, and Microsoft Teams to ensure effective collaboration and project tracking.
Room for Improvement in Communication
While communication is generally praised, a few clients noted initial challenges in communication, which improved over time. Ensuring clarity in project expectations and maintaining open lines of communication are areas for potential enhancement.
Taxation Software Development for IT Services Company
Custom Software DevelopmentWeb Development
AngularSpring MVCJavaJavaScript
Confidential
May 2022 - Ongoing
4.0
Quality
4.0
Schedule
4.5
Cost
4.5
Willing to Refer
4.5
"They have competent and service-oriented employees."
Jan 16, 2025
Manager, IT Services Company
Anonymous
Verified
Information technology
Sankt Gallen, Switzerland
501-1,000 Employees
Online Review
Verified
99x (formerly Cleverti) provides software development services for an IT services company. The team develops taxation software for the government based on a standard architecture with different modules.
99x (formerly Cleverti) has delivered running software and tests. The team showcases impressive service quality and is competent and service-oriented. 99x Europe delivers results and milestones on time and is proactive in processing the client's requests, maintaining active communication.
The client submitted this review online.
BACKGROUND
Please describe your company and position.
I am a manager of an IT services company.
Describe what your company does in a single sentence.
Our company is specializes in IT services and software solutions. The company offers a wide range of solutions for public administrations and companies, including solutions in the areas of digitalization, e-government, cloud computing and IT infrastructure.
OPPORTUNITY / CHALLENGE
What specific goals or objectives did you hire 99x Europe (formerly Cleverti) to accomplish?
Due to the local talent shortage, they partner with 99x Europe to have access to skilled and reliable engineers from Portugal to guarantee smooth software development work to meet the company’s goals and deadlines.
SOLUTION
How did you find 99x Europe (formerly Cleverti)?
Online Search
Why did you select 99x Europe (formerly Cleverti) over others?
Great culture fit
Good value for cost
Company values aligned
How many teammates from 99x Europe (formerly Cleverti) were assigned to this project?
2-5 Employees
Describe the scope of work in detail. Please include a summary of key deliverables.
Develop taxation software for government based on a standard architecture with different modules. 99x Europe was involved in the development of both the core and individual software.
RESULTS & FEEDBACK
What were the measurable outcomes from the project that demonstrate progress or success?
Running software
Tests
Project milestones
Describe their project management. Did they deliver items on time? How did they respond to your needs?
Timely delivery of results and active communication on progress. Proactive and timely processing of requests and orders.
What was your primary form of communication with 99x Europe (formerly Cleverti)?
Virtual Meeting
Email or Messaging App
What did you find most impressive or unique about this company?
Service quality
Immediate response to requests
Competent and service-oriented employees
Are there any areas for improvement or something 99x Europe (formerly Cleverti) could have done differently?
N/A
RATINGS
4.0
Quality
4.0
Service & Deliverables
Schedule
4.5
On time / deadlines
Cost
4.5
Value / within estimates
Willing to Refer
4.5
NPS
UI/UX Design & Mobile App Development for Travel Tag Co
"The resources we have worked with have all been skilled and motivated."
Feb 29, 2024
Executive, BagID AS
Anonymous
Verified
Information technology
Oslo, Norway
1-10 Employees
Online Review
Verified
99x provides UI/UX design and mobile app development services for a travel tag company. The team provides resources that work on front- and backend development.
99x's resources help the client reach milestones and keep their services running smoothly. The team is skilled and motivated, being a pleasure to work with. 99x delivers work on time and is responsive via virtual meetings.
The client submitted this review online.
BACKGROUND
Please describe your company and position.
I am an executive of BagID AS
Describe what your company does in a single sentence.
We develop and sell an Electronic Baggage Tag with tracking for travelling with checked luggage on planes.
OPPORTUNITY / CHALLENGE
What specific goals or objectives did you hire 99x to accomplish?
Provide front-end and back-end development resources.
SOLUTION
How did you find 99x?
Referral
Why did you select 99x over others?
Pricing fit our budget
Good value for cost
Referred to me
How many teammates from 99x were assigned to this project?
2-5 Employees
Describe the scope of work in detail. Please include a summary of key deliverables.
99x has provided us with skilled developers to help us with mobile app and back-end development.
RESULTS & FEEDBACK
What were the measurable outcomes from the project that demonstrate progress or success?
The 99x resources have greatly helped us reach our milestones and to keep services running smoothly.
Describe their project management. Did they deliver items on time? How did they respond to your needs?
99x has provided single resources that have been in the team managed by us. They work hard and usually deliver on both time and expected quality.
What was your primary form of communication with 99x?
Virtual Meeting
What did you find most impressive or unique about this company?
The resources we have worked with have all been skilled and motivated, and have been a pleasure to have in the team.
Are there any areas for improvement or something 99x could have done differently?
Sometimes audio quality in virtual meetings has been a bit bad.
RATINGS
5.0
Quality
5.0
Service & Deliverables
Schedule
5.0
On time / deadlines
Cost
5.0
Value / within estimates
Willing to Refer
5.0
NPS
Recruitment Support for Tech Consulting Firm
Application TestingBI & Big Data Consulting & SICustom Software Development
Confidential
Sep. 2022 - Ongoing
4.0
Quality
4.0
Schedule
5.0
Cost
4.0
Willing to Refer
3.5
"We're extremely satisfied with our cooperation with 99x (formerly Cleverti)."
Apr 11, 2023
Manager, Tech Consulting Firm
Anonymous
Verified
Other industries
Greece
51-200 Employees
Online Review
Verified
99x (formerly Cleverti) provides ongoing HR services for a tech consulting company. The team is currently assisting with the client's recruiting efforts to fill in vacant roles (e.g., QA, data engineering) within the firm.
Thanks to 99x's (formerly Cleverti) support, the client has managed to find qualified candidates and get new hires. The team patiently guides the business through the process, going out of their way to deliver what's needed. They're also very prompt in terms of responding to requests and queries.
The client submitted this review online.
BACKGROUND
Please describe your company and position.
I am the People & Culture Manager of (a/an) IT Services
Describe what your company does in a single sentence.
Providing consulting services in the areas of Technology & Strategy.
OPPORTUNITY / CHALLENGE
What specific goals or objectives did you hire cleverti to accomplish?
Assist with recruitment effort
SOLUTION
How did you find cleverti?
Referral
Why did you select cleverti over others?
Referred to me
Describe the scope of work in detail. Please include a summary of key deliverables.
Project within the Smart Mobility Ecosystem area - Cleverti is supporting daily operations with a Dedicated Team with multiple profiles, from Software Development, Data Engineering and Quality Assurance
RESULTS & FEEDBACK
What were the measurable outcomes from the project that demonstrate progress or success?
New hires
Profiles submitted per opening
Describe their project management. Did they deliver items on time? How did they respond to your needs?
The vendor responded very fast to our request for assisting us in building our teams with great talent from 2 two different countries within & outside of Europe. The profiles submitted were found to be also a great fit to our needs. They supported us throughout the whole process.
What was your primary form of communication with cleverti?
Virtual Meeting
Email
Messaging App
What did you find most impressive or unique about this company?
Their dedication into meeting client needs & being fast reponsive in a competitive & volatile talent mark
Are there any areas for improvement or something cleverti could have done differently?
We're extremely satisfied with our cooperation with cleverti. We have nothing to suggest at the time being!
RATINGS
4.0
Quality
4.0
Service & Deliverables
Schedule
5.0
On time / deadlines
Cost
4.0
Value / within estimates
Willing to Refer
3.5
NPS
Staff Augmentation for E-Commerce Firm
IT Staff Augmentation
Confidential
Jan. 2021 - Ongoing
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0
"99x (formerly Cleverti) has been instrumental in providing us with profiles to meet our needs of increasing our staff."
Jun 28, 2022
Recruiter, E-Commerce Firm
Anonymous
Verified
Retail
Leiria, Portugal
51-200 Employees
Online Review
Verified
An e-commerce firm was looknig to improve their staff with high-quality professionals, so they engaged with 99x (formerly Cleverti) with their staff augmentation services.
Since partnering with 99x (formerly Cleverti), the client has been consistently acquiring qualified talents that they can share within the company. Their team works effectively from a project management standpoint, and internal stakeholders are particularly impressed with their reliability and responsiveness.
The client submitted this review online.
BACKGROUND
Please describe your company and your position there.
We are an E-commerce company and I perform the role of Recruiter.
OPPORTUNITY / CHALLENGE
For what projects/services did your company hire 99x (formerly Cleverti)?
99x (formerly Cleverti) has been instrumental in providing us with profiles to meet our needs of increasing our staff.
SOLUTION
How did you select this agency and what were the deciding factors?
I was contacted directly by 99x (formerly Cleverti).
Describe the project in detail and walk through the stages of the project.
It depends on the project. We have different needs based on the different teams.
Describe the recruitment process in detail.
- CV screeening - Technical test - Interview
RESULTS & FEEDBACK
Can you share any outcomes from the engagement that demonstrate progress or success?
We have had good profiles shared across the company
How effective was the workflow between your team and theirs?
Very effective.
What did you find most impressive or unique about this company?
They are very reliable and responsive.
Are there any areas for improvement or something they could have done differently?
Nothing to point out.
RATINGS
5.0
Quality
5.0
Service & Deliverables
Schedule
5.0
On time / deadlines
Cost
5.0
Value / within estimates
Willing to Refer
5.0
NPS
Custom Dev Services for Software Company
Custom Software Development
$1,000,000 to $9,999,999
Jan. 2018 - Feb. 2022
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0
"Their ability to work and cooperate with us as partners were impressive."
Feb 8, 2022
CEO, Software Company
Anonymous
Verified
Other industries
Norway
11-50 Employees
Online Review
Verified
99x provided various custom software development services to a software company. The work involved developments of automation, simplification, and analytics solutions for logistics management.
99x demonstrated professionalism as they established a strong partnership with the client. There were no major issues that were reported during the execution of the project.
The client submitted this review online.
BACKGROUND
Please describe your company and your position there.
Software company developing automation, simplification and analytics solutions for logistics management
OPPORTUNITY / CHALLENGE
For what projects/services did your company hire 99x, and what were your goals?
see above
SOLUTION
How did you select this vendor and what were the deciding factors?
Through evaluation of several partners
Describe the scope of work in detail, including the project steps, key deliverables, and technologies used.
automation
simplification
analytics solutions for logistics management
How many people from the vendor's team worked with you, and what were their positions?
13
RESULTS & FEEDBACK
What did you find most impressive or unique about this company?
Their ability to work and cooperate with us as partners were impressive.
Are there any areas for improvement or something they could have done differently?
Nothing special to report
RATINGS
5.0
Quality
5.0
Service & Deliverables
Schedule
5.0
On time / deadlines
Cost
5.0
Value / within estimates
Willing to Refer
5.0
NPS
Software Dev for Interpretation Tech & Services Company
Custom Software Development
Confidential
Jan. - May 2020
4.5
Quality
4.5
Schedule
5.0
Cost
4.5
Willing to Refer
5.0
"They were always willing to help and understand our needs."
Feb 8, 2022
Head of Development, Interprefy AG
Joao Garcia
Verified
Other industries
Zuerich, Switzerland
51-200 Employees
Online Review
Verified
99x (formerly Cleverti) developed an interpretation software for an interpretation technology and services company. The platform enabled users to instantly translate virtual events or meetings into their preferred language.
99x (formerly Cleverti) successfully completed the platform within the budget, deadline, and client’s expectations. The team followed agile methodology using Atlassian tools and streamlined incremental development strategy. Overall, their willingness and understanding helped achieve client satisfaction.
The client submitted this review online.
BACKGROUND
Please describe your company and your position there.
I'm the Head of Development at Interprefy. Interprefy is the world’s leading cloud-based remote simultaneous interpretation technology and services provider that enables interpreters to work from anywhere, anytime.
With Interprefy, meeting and event participants can enjoy real-time interpreting in their chosen language - in our platform, app, or added to Zoom, Webex & beyond. We have development resources spread around the globe.
OPPORTUNITY / CHALLENGE
For what projects/services did your company hire 99x (formerly Cleverti), and what were your goals?
Interprefy hired 99x (formerly Cleverti) for the development of the world leader remote simultaneous interpretation platform.
SOLUTION
How did you select this vendor and what were the deciding factors?
We found them through referral and after a trial period we have concluded that 99x (formerly Cleverti) is a good partner.
Describe the scope of work in detail, including the project steps, key deliverables, and technologies used.
At Interprefy we use Agile development methologies and deliver frequent increments on our solution to the satisfaction of our clients.
How many people from the vendor's team worked with you, and what were their positions?
The team is composed by around 20 persons and 99x (formerly Cleverti) provided us 1 Senior BackEnd Developer.
RESULTS & FEEDBACK
Can you share any measurable outcomes of the project or general feedback about the deliverables?
The team met the expectations and deliverables on time and budget.
Describe their project management style, including communication tools and timeliness.
Interprefy uses Agile methologies backed up by Atlassian products.
What did you find most impressive or unique about this company?
They were always willing to help and understand our needs.
Are there any areas for improvement or something they could have done differently?
The work is performed with high quality and on time.
RATINGS
4.5
Quality
4.5
Service & Deliverables
Schedule
5.0
On time / deadlines
Cost
4.5
Value / within estimates
Willing to Refer
5.0
NPS
Software Development for Smart Device Repair Service
Custom Software Development
Confidential
June 2018 - Ongoing
5.0
Quality
5.0
Schedule
5.0
Cost
4.5
Willing to Refer
5.0
"99x (formerly Cleverti) has an outstanding team with remarkable people!"
May 15, 2019
Co-Founder & CEO, Reparando GmbH
Vincent Osterloh
Verified
Business services
Germany
11-50 Employees
Online Review
Verified
Through a personal recommendation, 99x (formerly Cleverti) handled the development of a software platform for internal use.
Their work contributed to greater automation of internal processes, which boosts efficiency for the company. 99x's (formerly Cleverti) team stands out with their seamless communication, friendliness, and steadfast support, making them the ideal business partners.
The client submitted this review online.
BACKGROUND
Please describe your company and your position there.
I’m the CEO and co-founder of Reparando, a nationwide on-site repair service for smart devices.
OPPORTUNITY / CHALLENGE
For what projects/services did your company hire 99x (formerly Cleverti)?
We needed someone to handle internal software development.
What were your goals for this project?
Our objective was to renew our internal software platform.
SOLUTION
How did you select this vendor?
99x (formerly Cleverti) came to our attention through a personal contact that had a very positive previous experience with them.
Describe the project and the services they provided in detail.
99x (formerly Cleverti) was in charge of the development of our software.
RESULTS & FEEDBACK
Can you share any information that demonstrates the impact that this project has had on your business?
Their work resulted in improved workflows and processes through a higher degree of automation.
How was project management arranged and how effective was it?
The workflow was very effective. We managed the project together.
What did you find most impressive about this company?
99x (formerly Cleverti) has an outstanding team with remarkable people! We’ve experienced great communication, a high degree of reliability, and top-notch skills. They’re friendly, supportive, and overall great business partners.
Are there any areas for improvement?
No. So far, everything is excellent.
RATINGS
5.0
Quality
5.0
Service & Deliverables
Schedule
5.0
On time / deadlines
Cost
4.5
Value / within estimates
Willing to Refer
5.0
NPS
Custom Software Dev for Consulting & IT Firm
Custom Software Development
$50,000 to $199,999
July 2018 - Ongoing
5.0
Quality
5.0
Schedule
4.0
Cost
5.0
Willing to Refer
5.0
"99x (formerly Cleverti) demonstrates a high level of professionalism, clear technical expertise, and great customer service."
May 6, 2019
CEO, Potentia Risk Management
Steve Mayala
Verified
Financial services
Paris, France
1-10 Employees
Online Review
Verified
99x (formerly Cleverti) created a risk management tool for a consulting and IT firm. After helping define the technical specs, they built its backend, frontend interface, and IT security framework. The project is ongoing.
The solution met all requirements and allows customers to manage risk. 99x (formerly Cleverti) provides high-quality development work on time and using agile methodology. The team runs a smooth workflow thanks to their professionalism and in-depth knowledge.
The client submitted this review online.
BACKGROUND
Please describe your company and your position there.
I’m the CEO of a consulting and IT company that specializes in risk management.
OPPORTUNITY / CHALLENGE
For what projects/services did your company hire 99x (formerly Cleverti)?
We engaged 99x (formerly Cleverti) to develop a robust risk management engine.
What were your goals for this project?
The project required a high level of professionalism and a high level of technical expertise. We wanted to outsource the software development to a company with experience and credibility.
SOLUTION
How did you select this vendor?
I chose 99x (formerly Cleverti) after our first interview with their team. I found them through the internet.
Describe the project and the services they provided in detail.
99x (formerly Cleverti) developed the backend process, frontend interface, and IT security process. We provided functional specifications that they helped outline in the technical document.
What was the team composition?
The team comprises a backend person and a frontend person.
RESULTS & FEEDBACK
Can you share any information that demonstrates the impact that this project has had on your business?
We now have a robust software solution that can produce complex results. It allows financial institutions to optimize and carefully manage risk.
How was project management arranged and how effective was it?
We work using agile methodology with a list of development to-dos. We prioritize them with a delay to finish the development.
What did you find most impressive about this company?
99x (formerly Cleverti) demonstrates a high level of professionalism, clear technical expertise, and great customer service.
Are there any areas for improvement?
No, I can’t think of anything.
RATINGS
5.0
Quality
5.0
Service & Deliverables
Schedule
4.0
On time / deadlines
Cost
5.0
Value / within estimates
Willing to Refer
5.0
NPS
Software Redevelopment for IT Security Awareness Software
Custom Software Development
$50,000 to $199,999
Jan. 2018 - Ongoing
4.5
Quality
5.0
Schedule
4.0
Cost
4.0
Willing to Refer
5.0
"I spoke with their staff and found them to be very knowledgeable."
Oct 16, 2018
COO & CTO, Security Awareness
Fabrice Frade
Verified
Other industries
Paris, France
11-50 Employees
Online Review
Verified
99x (formerly Cleverti) assists on the ongoing development of a new version for an existing software solution. They’ve been involved in the requirement gathering and provided helpful technical suggestions.
While the new version is still underway, 99x (formerly Cleverti) has been essential in finding ways to improve it. There’s only one developer assigned to the project, but more are available as needed. Their strengths include responsiveness and adaptability.
The client submitted this review online.
BACKGROUND
Please describe your company and your position there.
With over eight years of experience as an expert in IT security awareness, I’m the COO and founder of Conscio Technologies, which is the creator of Sensiwave and RapidAwareness. Sensiwave is a cloud software solution that allows companies to set up and to organize awareness campaigns for their staff.
With these solutions, companies can quickly comply with IT security regulations, boost communication with employees, and attain the expected behaviors.
OPPORTUNITY / CHALLENGE
For what projects/services did your company hire 99x (formerly Cleverti)?
We wanted to develop a new version of our awareness solution, as well as manage new technologies and devices. For this, we needed to boost our research and development team and had to hire a skilled senior developer.
SOLUTION
How did you select this vendor?
I found 99x (formerly Cleverti) online. I spoke with their staff and found them to be very knowledgeable.
Can you go into detail about the services they provided and the scope of the project?
We wrote the specifications of the new version, and they proposed and developed technical solutions with our team.
What was the team composition?
There’s only one person assigned to my project at the moment. We plan to add more people depending on the project’s progress.
RESULTS & FEEDBACK
Can you share any information that demonstrates the impact that this project has had on your business?
Our solution is our business; this new version will be our business of tomorrow.
How was project management arranged and how effective was it?
We’re in charge of the project management.
What did you find most impressive about this company?
Their skills, flexibility, and responsiveness are remarkable.
RATINGS
4.5
Quality
5.0
Service & Deliverables
Schedule
4.0
On time / deadlines
Cost
4.0
Value / within estimates
Willing to Refer
5.0
NPS
Showing 41-49 of
49 Reviews
Staff Augmentation
We send 1-2 developers who'll outperform 100s of candidates you might be receiving.
Do not take chances when scaling development, opt for a no-brainer candidate.
Small
Startups looking to scale dev with mid-level devs.
For 20+ years 99x has brought together product strategists, engineers and AI specialists across Sri Lanka, Norway, Portugal, Brazil and Malaysia to design, build and scale digital products. Our team of 600+ delivers product engineering, nearshore tech talent (Europe, USA/Canada), web solutions and AI-enabled development. We’ve transformed 100+ Nordic and global companies with measurable client success, big-data and agentic AI platforms.
Locations (5)
Avenida Nossa Senhora da Penha, n 1495Vitória, Brazil29056-243
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