Masrik Dahir

Software Engineer Jan 2025 - Current

  • Jan 2025 - Current

Software Engineer Associate Jul 2023 - Oct 2024

  • Jul 2023 - Oct 2024
  • C#, .NET, .NET Framework, Entity Framework, ASP.NET, ASP.NET Core, NUnit
  • TypeScript, React, REST APIs with .NET and C#, Microsoft SQL Server
  • AWS: DynamoDB, EKS, Lambda, Athena, SQS, SNS, S3, Fargate, EC2, IAM, Terraform, DataBrew, Glue
  • Datadog, Alteryx, Databricks
  • Built dynamic and generic processes to handle ETL jobs
  • Separation of concerns, microservice API, storage and memory management via throttling and threading, dynamic workflow for plans with conditional branching
  • Built File Sync to transfer files between SFTP, FTP, UNC, and S3 with configurable chunking, decompression, throttling, and file structure
  • Built Dynamic Message Transmitter to transmit messages to and from SQS, SNS, and Apache Kafka
  • Used Kubernetes to scale microservice APIs, implemented Redis Cache on API routes to reduce latency
  • Built Stage Athena to copy data streams from Athena to Microsoft SQL Server and PostgreSQL (schema conversion & data insertion)
  • Built Step Function Invoker to monitor step function steps and paths
  • Built pipelines and processes for school and tenant data: Homes.com, Apartments.com, Costar.com, and Loopnet.com
  • Built frontend architecture to display residential and commercial data

Software Engineer Intern May 2022 - Jun 2023

  • May 2022 - Jun 2023
  • Node.Js: NVM, HTTP API, Fastify, DynamoDB, NPM, Yarn;
  • Vue.Js: Vue CLI, database;
  • AWS: IAM roles, EC2 instances, S3 buckets and policy, ASGs, ALB, Lambda functions, Node API
  • UI Designing, Full Stack development, Agile development, REST API Call, Content and Performance Testing, building API endpoint, cache and content management, JIRA board, Postman
  • Introduced a new caching entry to a Partner API for holding a list of capabilities
  • Created resource layer to enable new endpoints and performed Content and Performance Testing
  • Added a feature to visualize a preview of email communication sent to capital one customers
  • Used agile development with JIRA Board to collaborate with the team; Created a UI for a Spring Boot application
  • Maintained, committed, and resolved issues in message-preview repository

Virginia Cyber Navigator May 2022 - Aug 2022

  • May 2022 - Aug 2022
  • Worked closely with Roanoke County and Virginia Department of Election
  • Incident Response, Access Management Policy, Business Impact Analysis
  • Inventory and Database Security

Undergrad Researcher Aug 2021 - May 2022

  • Aug 2021 - May 2022
  • Built and coded automated Rampantries (food cart at VCU Monroe Park Campus); and
  • Used Raspberry pi to receive data and save it in the Cloud storage.

Web Developer  Jun 2021 - Jan 2022

  • Jun 2021 - Jan 2022
  • Manage VCU School of Pharmacy's website and multiple lab websites; and
  • Utilize the Terminal 4 content management system
  • Worked with Compass framework, WordPress, and cPanel
  • HTML, CSS, JavaScript, PHP, JQuery, AngularJS
  • Firmware troubleshoot and update

AT&T Summer Learning Academy Extern  May 2021 - Sep 2021

  • May 2021 - Sep 2021
  • 5G and Edge Technology, Artificial Intelligence, Business Ethics, Cable Routing Basics, etc.
  • Participated and contributed in live events

Research Fellow Jun 2021 - Jul 2021

  • Jun 2021 - Jul 2021
  • Developed a secured system in blockchain to process insurance claims and prevent fraudulent claims and cyber-attacks i.e. Sybil attack, 50% attack, Timestamp manipulation, Malware, and Malicious code injection;
  • Web Development, Angular Framework, Typescript, Hyperledger Composer. MySQL, Big Data Analysis; and
  • Firebase, AWS Services, Hadoop HDFS, Blockchain Technology, Formal Verification of System, Attack Scenarios.
  • NSF funded

Cyber Security Analyst Feb 2021 - Jun 2021

  • Feb 2021 - Jun 2021
  • Working on Joomla, Moodle framework; Administering databases; Integrating plug-ins: Community Builder, Joomdle; and
  • Developed advanced automation capable of providing feedback based on user's performance; and
  • Penetration Tests.

Undergrad Researcher Jun 2020 - May 2022

  • Jun 2020 - May 2022
  • Researched in concept map files comparison and analysis using the algorithm; and
  • Computer Programs: CmapTools, PyCharm; Programming Language: Python; Libraries: Nltk, Graphviz, XML, Natural Language Processing.
  • Creating a Graphical User Interface (GUI) that allows the memory of a virtual machine to manipulate the memory contents (demonstrate malware intrusion), Virtual Machine Introspection; and
  • Programming Language: C, Python; Libvmi library, Volatility library, GUI Libraries (i.e., PyQT5).

Undergrad Researcher Jan 2021 - Sep 2021

  • Jan 2021 - Sep 2021
  • Studying the existing models (IP Trackback Technique, Packet Market Technique, Entropy Variation, Signature-based detection, Anomaly Detection) to prevent DDoS attacks; and
  • Researching the server CPU loads in Syn Flood attack using Quic and TCP packets.