You will get a more valuable application with high-quality, security improvement.

4.9

You will get a more valuable application with high-quality, security improvement.

4.9

Select service tier

  • Delivery Time15 days
  • Number of Revisions1
  • Number of Questions Answered5
    • App Audit

15 days delivery — Feb 24, 2023
Revisions may occur after this date.
Upwork Payment Protection

Fund the project upfront. Nhan gets paid once you are satisfied with the work.

Project details

You will get a more valuable application with high-quality, security improvement.
I can help to:
- Review code
- Suggestion on architecture, quality, performance, and security
 
Expertise Performance Optimization, Security
What's included
Service Tiers
Starter
$5,000
Standard
$7,000
Advanced
$10,000
Delivery Time
15 days
10 days
7 days
Number of Revisions
1
2
3
Number of Questions Answered
5
7
10
App Audit
Project Plan
-
Cost Estimation
-
-
4.9
8 reviews
100% Complete
4 stars
1% Complete
(0)
3 stars
1% Complete
(0)
2 stars
1% Complete
(0)
1 star
1% Complete
(0)
Rating breakdown
Availability
4.9
Deadlines
5.0
Skills
4.9
Cooperation
5.0
Quality
5.0
Communication
4.9

RP

Robert P.
5.00
Jul 15, 2021
Flutter Developer for Ongoing Large Project Nhan stepped in and did an amazing job building two Flutter apps from scratch for one of our clients. He was a stable presence and guided them to completion with the touch of a senior level expert. You can trust him to step in and do right for your team.  

JL

Jason L.
5.00
Jun 28, 2021
Fudi&more app/web software development We have been working with Nhan for several months.
Nhan is a qualified mobile developer.
We are happy with the work he has done.
 

TP

Taehyun P.
4.50
May 7, 2021
Flutter developer needed for a smart construction project Nhan is a professional coder. He can code. He can implement requirements. He can communicate issues and set your expectation. I would definitely recommend working with him for any type of mobile app development.  

JA

Jesse A.
5.00
Jan 18, 2021
Fix Chat In Mobile App He did an exceptional job and helped us make our app experience very enjoyable.  

HG

Hemant G.
5.00
Nov 20, 2020
Dart/Flutter based Code: Create an Android & iPhone SDK

About Nhan

Nhan C.
Blockchain Solutions Architecture
100% Job Success
Ho Chi Minh City, Vietnam - 6:49 pm local time
EXPERT BLOCKCHAIN | CLOUD SOLUTIONS
🌟 Top Rated ⋃ 10+ years ⋃ 100% 5★ testimonial
🌟 50+ projects ⋃ 7000+ hrs trusted by Upwork clients
🌟 Upwork and AWS certified upwork.nhancv.com

I am a Solutions Architect with over 10 years of full-stack experience.
A forward-thinking man passed several positions with wide knowledge cover almost every aspect of the IT field, design a solution that fulfills the information and data architecture requirements. These technologies cover the entire life cycle of design, development, testing, deployment, maintenance, performance tuning, and user support.

HIGHLIGHTS
✨ Known for writing efficient, maintainable, and reusable code.
✨ Proficient in design patterns, algorithm data structures, problem-solving and debugging.
✨ Eagerness to embrace scalability, reliability, and performance challenges.
✨ Experienced in software design and application architectures with high security and performance optimization.
✨ Strong at source code management, continuous integration, and continuous deployment.
✨ Experienced and good knowledge of full-stack development e.g web front-end, backend-end to mobile and system.
✨ Experienced in modern knowledge about Machine Learning, Artificial Intelligence, and Blockchain.

BACKGROUND
⭐ B.Ce. (Honors) (Sept. 2010 – June. 2015): Computer Engineering, University of Information Technology, VNU-HCM, Vietnam
⭐ GPA: 3.84/4 (Rank: 1/120). Thesis score: 9.7/10 with topic SmartHome with Zigbee network
⭐ Completed the Data Science Course (Nov 26, 2018 – Jan 29, 2019), Dr Tran Anh Tuan, Department of Maths & Computer Sciences, HCMUS.

CERTs
🎖 DVA-C01 ■ AWS Certified Developer - Associate
🎖 SAA-C02 ■ AWS Certified Solutions Architect - Associate
🎖 SAP-C01 ■ AWS Certified Solutions Architect – Professional
🎖 Upwork Skill Certification - Javascript Back-end Development

PROFESSIONAL SKILL
✅ EXPERT BLOCKCHAIN
⇾ Keywords: Full stack application, Blockchain, ERC721, ERC1155, ERC165, EIP712, Truffle, Hardhat, Unit test, Openzepplin, Upgradeable, Ganache, BSC, Ethereum, Polygon, Fantom, Heco, Hyperledger
⇾ Case study: ERC20 Token, Token buyback/reflection/reward, TRC20 Token, Smart Contract, NFT/DeFi, Application building from zero, Scaling, High Availability and Fault Tolerance, AWS solution, Marketplace, Locking, Staking pool, ICO and launch pad, Governance voting, Loan, Medical testing, Contract audit.

✅ EXPERT MOBILE ARCHITECT | FLUTTER (Dart)
⇾ Keywords: nft, npreferences, sqflite, cookiejar, adapting screen, intl, provider, dio, custom paint, mockito, flutter test, widget test, Bitrise, AppCenter, AWS
⇾ Case study: Twilio chat, WebRTC, SIP, Mux, RTMP publisher, RTMP viewer, Custom icon font, Full Firebase skills (analytics, crashlytic, firestore, cloud storage, cloud function, authentication), Rive animation, RSA, AWS S3, IAP, Stripe, BLE/iBeacon

✅ CLOUD SOLUTIONS AND BACKEND NODEJS (Typescript)
⇾ Keywords: SA Professional, DVA, CF, NestJs, MongoDB, Bull Queue (Redis), PM2, Nginx, VPS, AWS High Availability & Fault Tolerance, CloudFlare, Netlify
⇾ Case study: WebRTC, Web3js, RestFull, Firebase Authentication, Firebase cloud function, AWS Lambda, Socket

OTHER SKILLS
✔ Mobile: Android (Kotlin/Java), React Native (Javascript)
✔ Web: ReactJs, Angular, PHP (Laravel/Lumen), NodeJs (ExpressJS, NestJs)
✔ Database: MS SQL Server, PostgreSQL, MySQL, CouchDb, MongoDb, Redis, ZeroMQ
✔ Blockchain: SmartContract, ERC20, TRC20, TRC10, OMNI, Hyperledger Fabric, Hyperledger Iroha
✔ Bot: telegraf.js, Forex/Crypto trading bot, Dialogflow, NLP
✔ AI: Statistic, Data Mining, Machine learning and Deep learning (Python, Colab, Tensorflow, Dlib, Firebase ML)

COMMUNITY
🤝 Github - nhancv
🤝 Medium - nhancv
🤝 Stackoverflow - nhancv
 

Steps for completing your project

After purchasing the project, send requirements so Nhan can start the project.

Delivery time starts when Nhan receives requirements from you.

Nhan works on your project following the steps below.

Revisions may occur after the delivery date.

Gather requirements

Overview source code and discussing

Review the work, release payment, and leave feedback to Nhan.