Mustafa Y.
Fullstack Developer
A key achievement in Mustafa’s career was developing mobile applications that reached over 5 million downloads, overseeing end-to-end processes involving Flutter, Dart, Kotlin, Swift, NestJS, Node.js, and AWS.
Mustafa is recognized for his combination of deep technical expertise, leadership capabilities, and a strong curiosity for emerging technologies, including blockchain, AI, and cloud services, making him a valuable contributor to complex and innovative projects.
Main expertise
JavaScript10 years
Node.js5 years
Next.js4 years
React.js4 yearsExperience8
Senior Software Developer
- Managed blockchain-based token projects and developed internal R&D SaaS projects
- Utilized smart contracts, TypeScript, Retool, NestJS, and Solidity to drive innovation and improve efficiency in project development
- Collaborated with cross-functional teams to integrate blockchain technology with AI solutions seamlessly
- Researched and implemented emerging technologies to enhance product offerings
Docker
PostgreSQL
TypeScriptNode.js
PythonSenior Software Developer
- Developed mobile applications that reached over 5 million downloads
- Delivered end-to-end development of mobile applications using Flutter, Dart, Kotlin, Swift, and MongoDB
- Created APIs using NestJS and Node.js
- Managed DevOps and CI/CD processes with Docker and Kubernetes
- Utilized AWS services to implement cloud-based solutions
- Provided support for web projects using TypeScript and Next.js
- Contributed to projects including IDMAN Fitness App and Deep Focus, an application designed to improve sleep with relaxing sounds
MySQLReact.js
MongoDBPostgreSQL
AWS
Software Development Team Lead
- Developed strong leadership skills and facilitated effective interdepartmental communication to successfully meet all project timelines
- Managed multiple projects and initiatives across the entire project lifecycle, taking full responsibility for project staffing, design and architecture, modeling, execution, and budgeting
MongoDBAWSTypeScriptNode.js
React NativeSenior Software Developer
- Delivered end-to-end coding across database, backend, frontend, and design
- Developed backend solutions using PHP and Laravel 5.x
- Built a single-page application (SPA) with TypeScript and React, along with a desktop version using Electron.js
- Integrated services including CalDAV, Google Calendar, Calendly, and Microsoft Exchange Server
- Provided ongoing productivity improvements, maintained security, and applied patches to the website interface
JavaScript
Angular.jsAWSTypeScript
MSSQLSenior Software Developer
-
Created back-end infrastructure for multiple websites using C# and .NET 6;
-
Built and maintained logging infrastructure for ongoing projects;
-
Utilized MongoDB and Serilog for record storage and Seq for monitoring;
-
Applied knowledge of NLog and Microsoft Logging frameworks;
-
Wrote unit tests with JUnit and integration tests with Puppeteer;
-
Contributed to project development for clients including Canon, Toyota, and Huawei.
MongoDB
RedisMSSQL
C#
.NETSoftware Developer
-
Delivered end-to-end coding across database, backend, frontend, and design;
-
Worked on PHP, JavaScript (AngularJS and vanilla), and Perl-based services and applications;
-
Developed web applications including digital menu boards, mobile/desktop business dashboards, online website plugins, and APIs;
-
Managed project web infrastructure, SEO, marketing initiatives, and website design;
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Administered Debian/Ubuntu servers and utilized DigitalOcean for off-site hosting.
JavaScriptAngular.jsRedis
C
C++
Software Developer
-
Performed comprehensive software testing to uncover bugs, troubleshoot issues, and ensure application stability before launch;
-
Conducted debugging and quality assurance processes to enhance performance and user experience;
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Worked closely with clients to establish detailed specifications, gather requirements, and align on system designs;
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Collaborated with stakeholders to refine technical solutions and ensure successful delivery of applications.
PHPMSSQLC#
Jira
REST API
HTML / CSSJunior Software Developer
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Delivered web development projects for multiple customers;
-
Built social media–oriented web and desktop applications using .NET;
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Managed email campaigns, bulk email systems, and transactional email service relays.
PHP
CSSC#.NET
AjaxEngineering excellence
All Fullstack Developers who have applied to Proxify are scored from 0 to 300 on engineering excellence, one of the five parameters we evaluate. This score reflects engineering excellence only, based on interviews, take-home assignments, live coding sessions, and/or on-the-job performance reviews. The curve shows how all evaluated Fullstack Developers are distributed across that range, where our acceptance threshold for this parameter sits, and where Mustafa stands.
Score 210 · Top 5% of engineers
Certificates 58
Issued Aug 2025
Issued Jul 2025
Issued Aug 2025
Education
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