LTS Group

Client’s Description:

• Client is a South Korea-based  healthcare company that manufactures medical devices.
• More than 25,000 dentists from all over the world use their software and equipment to diagnose and treat patients.
• Their software solutions are world-renowned for stability and usability.

Business Need:

A third party to evaluate the quality of the whole system (functional and non-functional testing). 

Project Information:

• Duration: Nov 2018 ~ Jan 2019
• 2 teams (1 team for product maintenance, one team for new product development)  with 16 members (10 functional testers, 1 performance tester, 2 security testers).

Our Solution:

• We built up a strategy of functional, performance, and security testing to cover requirements.
• Tools: We used WAPT Pro tool for performance test, OWASP v4.0 guideline to perform penetration test, scan by both OWASP ZAP & Burp Suite to get the issue list.

Overview:

Client is an IT company in Japan.

Internal Decision Making Support System is to better manage and monitor company resource, employee work, workflow, daily report, etc. Information will be sent to Construction Department.

Development method: Scrum 

Scope of work:

• New UI Design: We upgraded product to new design, guaranteed browser compatibility and provided multiple language support.
• Database migration: We guaranteed data integrity and continuous business for existing customers, guaranteed backup and rollback.
• Technology upgrade: We upgraded to the newer technologies & version: Apache web server, Gradle, Bootstrap, Ngnix, Java.
• We also maintained, enhanced the system with new features and support client to fix bugs for current version.

Client’s Description:

• Client is the pioneer and the leading restaurant chain model in Vietnam.
• They currently own more than 21 brands and nearly 400 restaurants, serving 17 million customers annually and still expanding.

Business Need:

• They have approximately 20 applications and each has 5-6 releases per year. The demand for testing hence is huge, which makes their current QA team struggle to handle.
• They need to apply UI automation for their mobile and web applications. Additionally, they require APIs for backend testing to reduce the time to market and test effort, as well as increased quality.

Challenges:

• End-2-end test flow is complicated, it requires actions on various platforms.
• The data test is huge for API test, making it hard for current manual test to cover.

Solutions:

• We built automation framework for both mobile testing and web testing.
• We developed API test program (using Java), supported data-driven to test with a huge data set.
• We used Java, Maven, TestNG, Appium (to support mobile) and Selenium (to support Web application).

Test results:

• 71 Test cases
• 3 Bug Detected
• 10 Regression runs
• Time for execute a regression cycle has been reduced from 7 days/week to 4 days/week 

Client’s Description:

• Client is one of the biggest South Korean multinational electronics companies which has many business units include Vehicle.

Business Need:

• The Client needs to set up an offshore center which is effective, high-quality, cost-saving between two teams of Vietnam's offshore center and Korea's test center. This is to handle all test activities for different AVN models from different producers.

Challenges:

• How to serve a quick ramp-up for human resource
• How to maintain a center with automotive testing skills and saving costs.

Solutions:

• Transfer knowledge phase: We did a pilot project for knowledge transfer and sample tests.
• Offshore model: We set up ODC, transfer devices, built team and process, trained domain knowledge, and cooperated in testing activities with the client.
• We used CANLink TOOL, a simulation software that can simulate driver behavior signals such as checking vehicle sensors, turning cameras on and off, climate control and automatic parking.

Test Result:

• Total issues found: 7108
• Fixed issue rate: 82.67%
• Total test case: 80,760
• Number of AVN features tested: 14 features.

Client’s Description:

• Client needs a fully-invited closed SNS specialized for medical institutions.
• They required quick communication via application. It is useful for making schedule and synchronization with an external calendar (Google, Outlook).

Business Need:

• New versions were continuously released to support the latest platforms and mobile device models.
• They wanted to automate main functional testing to quickly get report for changes.

Challenges:

• The system is complicated and runs on the multiple OS: Android, iOS, Windows.

Solutions:

• We used Selenium & Appium for mobile app with multiple devices; Java, Maven, TestNG.

Test Results:

• Automated test case: 36
• Defects detected: 92
• Number of regression run: 2000

Overview Information: Client is a South Korean wireless telecommunications operator. They want to collect images of celebrity people on internet (mainly from google, Bing, Naver).

There were 10 members in the annotation team. We handlesd 2 million images with only 1% error rate.

Client’s Description:

• The client is a big insurance company in Vietnam. They have a wide relationship with other insurance groups such as AIG, AXA, Amlin, Munich Re, Swiss Re, Hannover Re, Lloyd's, Atrium Space, Catlin, ACE, Hiscox, SCOR, SpaceCo, Watkins... They work on areas of Insurance, Life, Securities, Fund, Bank, Invest.

Business Need:

• The client maintains more than 40 applications, 30 services but they did not have enough effort to run regression testing for new changes.

Challenges:

• We have to increase testing coverage by automation testing and continuously integrate with the development environment that can make it easy to see test results for each deployment.

Solutions:

• We do POC and assessment with the current system.

  We propose a solution to automate testing for web, mobile applications.

  We implement automation testing for systems.

Test Results:

Test cases: 41

Regression runs: 27

Time for execute a regression cycle: for one app, it is reduced from 2 hours to 45’; for another app, it is reduced

Client’s Description:

The client is a Japanese company that mainly focuses on cryptocurrency consulting, including:

- Developing community (Bitcointalk, Reddit, Bounty Campaigns, etc.) for cryptocurrency habitual user

- Providing advices for selecting token/coin investing country

- Showcasing customer's project to Japan, South & North Korea, China, Vietnam, Europe...

- Localizing marketing content to be published in Japan

Business Need:

• The client develops a crypto-currency exchange by two development teams for one year. They are going to integrate functions and want to control the quality status on one view before going to production. The product works on multi-platforms, two languages English and Japanese.

Challenges:

• We have to test on multiple test environments.
• Large number of test cases are to be prepared, hence the team have to work in short amount of time.
•  

Solutions:

• We delegate expertise in fin-tech software testing to analyze the software requirement
• We provide experienced testers who write test cases in Japanese and execute tests in both languages after two weeks since being requested
  We provide device lab.

Test Results:

• Test cases: 28528
• Bugs detected: 2276

Client’s Description:

Client is a startup in Business Intelligence in the US.

Product has 3 main modules:

- Data Sourcing - which lets users gather data from a wide range of data sources, configures security options, queries, and syncs intervals.

- Data Modelling Module - which allows users to connect tables, create data models, set up custom calculations and row level security.

- Collection - which helps users create interactive dashboards or API collections, then publishes these into embedded reports, SDKs or data applications.

Business Need

- They need to standardize and delegate the whole QA process.

- Testing types: Database, API, usability, compatibility, experience-based testing

- Process: Agile

Challenges

- The project lacks detailed documentation and comprehensive testing approach.

- There’s a high degree of user customization.

Solutions

- Staff proficient in database frequently communicates with client to document and clarify requirements.

- We provide extensive experience-based testing for complex cases.

Test Result

- Test cases: 600+ (updating)

- Bugs identified: 40 

- We free up clients resource for funding activities.

Client’s Description:

- Established on 18th September 1996, VIB started its operation with initial charter capital of VND50 billion and 23 staffs. 

- Until 31/12/2020, the charter reached over VND11,000 billion, while its shareholders’ equity reached VND17,972 billion and total assets were VND244 trillion.

- Currently, VIB has more than 9,400 employees, serving nearly 3 million customers at 165 branches and transaction offices in 27 key provinces/ cities across the country.

Business Need

Web banking and App’s mobile banking upgrade to new versions which need confirming and checking of the new functions.

Challenges

- Communication with client is quite hard.

- We have limited access to the database.

- Software requirement specifications are outdated.

Solutions

We provide a testing team after 6 months requested with:

- Experience in testing in banking and finance sector

- Experience in mobile testing, API testing , web testing.

- Qualifications by the International Software Testing Qualifications Board 

Test Result

- Test cases: 1000 

- Bugs detected: 170

Client’s Description:

- The client is the first commercial bank established (in 1991) during the period of Vietnam’s economic reform and rapid development.

- They have more than 1.8 million valued retail customers, nearly 45,000 corporate customers, and many power partners. Late in 2019, they start to build free digital banking made by Vietnam to the Vietnamese.

Business Need

- The client speeds up time to market. They need an independent testing team to validate software before going to production.

Challenges

- Due to client’s high security, our access to the database is quite - challenging. 

- Limited time to get accustomed to the client’s system.

Solutions

We provide a testing team after two weeks since being requested with:

- Experience in testing in banking and finance sector

- Experience in mobile testing, API testing

- Qualifications by the International Software Testing Qualifications Board 

Client’s Description:

Client is a health tech company in Vietnam.

The system supports to connect doctors and patients with audio/video call and real-time message. The system also connect patient with care provider such as lab test center and pharmacy to help patients purchase prescription, medicine services.

Scope of work

Consult

- Helping the customer transform idea to the software requirement.

Provide technical proposal, technology stack.

Design

- Design Mobile application UI/UX that support iOS/ Android.

- Design web application UI/UX support responsive design.

- Develop Mobile application and Web application.

Testing

Deploy

- Design and deploy AWS topology 

Challenges

- The project lacks detailed documentation and comprehensive testing approach.

- There’s a high degree of user customization.

Solutions

- Staff proficient in database frequently communicates with client to document and clarify requirements.

- We provide extensive experience-based testing for complex cases.

Test Result

- Test cases: 600+ (updating)

- Bugs identified: 40 

- We free up clients resource for funding activities.

Client Introduction

ewoosoft is one of the biggest South Korean Multinational digital dental company.

In over 93 countries, ewoosoft provides dental software and solution including 2D, 3D imaging, and cephalometric software.

Their software solutions are world-renowned for stability and usability and used on site.

Project Information

• Team Size: 7 manual testers, 1 performance tester, 2 security testers.

• Duration:  T&M from Dec-2018

Business Need

ewoosoft would offer the customer the most comfortable and most convenient experience in the Dental Service Marketplace. They want to have a third party to evaluate quality for the whole system that includes functional and non-functional testing.

Our Solution

• Functional testing

• Performance testing: WAPT Pro tool

• Security testing:

- Follow OWASP v4.0 guideline to perform penetration test. 

- Scan by both OWASP ZAP & Burp Suite to get the issue list.

Forval Tel: provide a platform and supports corporate management as the new management consulting. They would like to make management's dreams and thoughts such as sophistication of management utilizing information communication, overseas expansion support, corporate web strategy, etc.

Team:  1 team leader & 3 software testing engineers

Business Need

The customer has some parties to develop the Internet connection services system. They want to build an independent testing team who control quality for integrated systems and perform acceptance testing.

Challenges

The system integrates to other systems that developed by parties.

Solutions:

- Pilot phase (Knowledge transition): Onsite to the customer site to learn the current system and new features. Do a pilot project to show full testing life cycle.

- Phase 2 (Offshore testing): Maintain offshore team performing tests to ensure the product’s quality that integrated from many systems.

Client’s Description

• The Marketing Analytics module acts as a real-time universal cockpit, allowing you to review and manage the performance of your loyalty programs, membership-tiers, rewards and merchants.

• Loyalty Management gives large companies the ability to connect with customers on a more intimate level. Small businesses have the advantage of being able to micromanage relationships and truly get to know their consumers — one by one, person to person. They can personalize service based on a customer’s likes, dislikes and behavior.

Business Need

• They need optimize testing effort by automation test

• Programming language: Javascript

• Automation Framework: Cypress, Mocha

• Process: Agile

Challenges

• End-2-end test flow is complicated

• The data test is huge for API test, making it hard for current manual test to cover.

Solutions

• Build automation framework for web testing.

• Develop API test program (using Javascript), support data-driven to test with a huge data set.

Client’s Description:

• Clients is a Japanese company working in IT Solution services.

Business Need:

• Client need an offshore team to work on different projects both LTS provide a dedicated team of developers, testers.

Working Process

1. Initiation

• ODC Team request
• Technical discussion
• Management discussion

2. Preparation & Planning

• Interview engineer if necessary
• Finalize contract
• Prepare infrastructure & security
• Project Planning

3. Training

• Training onsite/ offshore (depend on project)
• Prepare infrastructure & security
• Logistics

4. Rollout

• Additional members/project
• Review monthly
• Planning & forecasting

Client’s Description:

• Client is an education company in the U.S.

Business Need:

• The client needed a web application to help students from other countries to find the best matching education programs in the US. It provides a search for courses that are appropriate for students based on conditions such as their educational background or financial capacity.

Scope of work: Develop a system consisting of 2 sites

• Student portal: Account, program, payment, service, 
• Back-office: Data validation, User management, recommendation, Reporting

Development Method: Scrum

Client’s Description:

• Client is a construction company in Japan.

Business Need:

• The client needed an Internal Decision Making Support System to better manage and monitor company resource, employee work, workflow, daily report etc. targeting Construction Department.

Scope Of Work:

• Infrastructure construction: Network, Tablet, Web Server
• Tablet application development
• Desktop application development
• Database design
• Content creation
• User training

Development Method: Scrum

Technology: React, Romantic UI, Electron, Rails, Redis, SQLite, MongoDB, Docker, Apache.

Client’s Description:

• The client is an American multinational semiconductor and telecommunication equipment company that designs and markets wireless telecommunication products and services.

Project Details:

• Class to annotate: Lane/Road boundary, Road Surface & Traffic Sign & Vehicle & Traffic Cone
• Type: Bounding box, Polyline, Polygon, Lidar
• Output Format: JSON
• Project size: 20 member

Results:

• 1,000,000+ images annotated
• 2% error rate

Client’s Description:

• Client in Europe.

Business Need:

• The client needed a blockchain wallet for investing and storing digital assets.

Wallet Features:

• Store BTC, ETH, and other major coins and tokens.  
• Exchange and transfer assets.
• Secured with 2FA and Fingerprint.

Client’s Description:

• Client is a loyal customer of Lotus Group. They specialize in projects in agriculture, satellites, surveillance camera, etc.

Scope Of Work

•  
• Review the annotated images, which was done in bounding boxes. 

Project Details:

• Object to annotate: Cross-section view cutting wood
• Type: Bounding box
• Project size: 9 member

Results:

• 1,000+ images annotated
• 2% error rate

Client’s Description:

• Client is a service company in Japan. They want to perform annotation for car and traffic light recognition.

Project Details:

• Class to annotate: Vehicle, traffic light
• Type: Bounding box
• Output Format: VOC
• Project size: 13 member

Results:

• 11,000 images annotated
• 5% error rate

Client’s Description:

• The client provides a web application & allows multiple companies to record, manage & share data to reduce production costs and increase efficiency.
• The web creates segregation within a firm (separate jobs by roles and groups). Changes are saved so users know what is changed and who change it. The app also allows users to modify the capacity of the system by using action scripts. The user can create Query, DataReport and Dashboard from this database.

Business Need:

• They need to maintain and develop or customize features to adapt to new users and increase customer capacity.

Challenge:

• End-2-end test flow is complicated. It requires actions on various platforms.

Solutions: 

• After transferring knowledge, the client joins and reviews the test scenarios and reports to make sure test coverage for functionality.
• The defects are also transferred to the development team for fixing.
• All questions are discussed on the Zube tool to clarify defect information.

Test Results: 

• Test case: 251
• Bug detected: 2

Client’s Description:

• The client is a leading global provider about printing solutions to thousands of customers.
• They require testing for old devices which are not currently available on the market.

Business Need:

The client has a lot of roll-out and maintenance requests annually. The number of requests separates to:

• Printers: 3 to 10 change requests per customer annually.
• Japan traditional printers: they get 15 to 20 change requests per customer annually.

Challenge:

• Lack of device’s basic and function information because the devices are old and uncommon.
• For each customer group, there are different uses of devices. Hence, firmware changes are based on customer groups.
• There is a huge responsibility for this testing project, or else client’s reputation and loyalty will be affected.

Solutions:

• We delegate an experienced embedded tester who speaks Japanese to the development team.
• We do thorough research for the project.
• We design test cases for different series and different customer groups.

Result:

• Test cases: 600
• Features tested in 6 months: 12000
• Bugs detected: 120
• 100% of test cases are approved by the client.
• Project score: 90/100

Client’s Description:

• Client is an AI development company.
• They comprise many business units, including development, manufacture, and sales of photovoltaic systems, various future prediction systems, and weather forecasting systems.

Business Need:

• The client has a product with subsystems that are released continuously.
• They need an independent test team to check AI image processing software before the product goes to market.

Challenge:

• There is large work scope for a small-sized team. So, communication and reporting require big attention.
• Lack of documentation and data leads to a large amount of time wasted.

Solutions: 

• The Japanese-speaking tester worked directly with Dev Team.
• The team gives a proposal for each release.

Test Results: 

• Test cases: 500
• Bugs detected: 45