Customer Service Software Engineer

Chidi Iwuanyanwu

**** ****** ***** ****, **** Worth, TX, 76123, US +1

682-***-**** ad1nb9@r.postjobfree.com

PROFESSIONAL SUMMARY

Transitioning from a robust career in Network Engineering to embracing the realm of Software Engineering, I bring over 20 years of experience in Network Engineering, Satellite Technologies, Customer Service Support, and Project Management. Proficient in Go (Golang), Python, Artificial Intelligence, and Machine Learning, I am actively seeking opportunities to apply my adaptability and technical proficiency to contribute effectively in the DevOps/Software Development space.

SKILLS

AI, ML, Golang, Python, Cisco Routing & Switching, CI/CD, GitHub, Docker, Cloud Computing, Telecommunication, VSAT, Satellite, Flutter, React, LAN, WAN, Computer Vision, NLP, CNN, ANN, C++, MySQL, Bolt, SQLite, REST API, Websocket, Customer Support, Agile Development.

WORK HISTORY

Software Engineer(Golang) at Resoledge Limited

03/2015 - Present (8 years)

● Developed and maintained high performance, concurrent, and scalable backend services and APIs using Go.

● Designed and implemented microservices architecture, ensuring modularity, reusability, and flexibility.

● Collaborated with cross functional teams to gather requirements and specifications for new features and products.

● Optimized existing codebase for performance improvements, reducing response times, enhancing CPU and memory utilization.

● Implemented best practices for code quality, testing, and documentation to ensure maintainability.

● Utilized CI/CD tools like Github Actions and Jenkins CI/CD to automate the build, testing, and deployment of applications.

● Utilized containerization technologies (Docker and Kubernetes) to deploy and manage services in a cloud environment (e.g., AWS, GCP).

● Troubleshooted and resolved complex software issues, ensuring minimal downtime and maximum reliability.

Business Consultant (Data Center) at Computer Warehouse Group Plc 09/2015 - 09/2023 (8 years)

● Design, implement, and manage the CWG’s DTH VSAT/Satellite teleport infrastructure.

● Conduct research and development activities to achieve at least 2 economically beneficial innovative solutions (in Networks and Communications fields) every 6 months.

● Document findings of study and prepare recommendations for the implementation of new systems, procedures, or organizational changes.

● Gather, organize, and analyze information on problems or procedures, and develop solutions or alternative methods.

● Successfully execute at least four (4) technical demonstrations or presentations per month.

● Provide level-3 support for all technical-related issues and services.

● Ensure an achievement of a 99% average on Service Level Agreements

(SLA) with customers.

● Develop appropriate technical proposals within 96 hours for known technologies and 2 weeks for new technologies.

● Conduct on-site observation to ascertain system/equipment operation and performance

Senior Network Engineer at Computer Warehouse Group Plc 02/2010 - 08/2015 (5 years)

● Develop and implement network strategies aligned with organizational goals.

● Stay updated on emerging network technologies, recommending adoption where beneficial.

● Design and maintain scalable, resilient network architectures.

● Enhance network security measures to ensure data confidentiality, integrity, and availability.

● Provide expert-level support for complex network issues, minimizing downtime.

● Assess and recommend network upgrades or optimizations based on capacity evaluations.

● Enforce network policies and procedures to maintain a secure and efficient environment.

● Work with cross-functional teams to ensure seamless network integration.

● Maintain comprehensive records of network configurations, changes, and troubleshooting procedures.

● Provide guidance to junior administrators, fostering skill development within the team.

Network Engineer at Computer Warehouse Group Plc

08/2003 - 02/2010 (7 years)

● Participated in the installation, configuration, and maintenance of network hardware and software.

● Implemented and provided technical support for voice services and equipment, including private branch exchange, voice mail system, and telecom system.

● Assisted in the design and implementation of network solutions, ensuring alignment with business objectives.

● Conducted network performance analysis and resolved connectivity issues as they arose.

● Collaborated with senior engineers on network projects, including upgrades and migrations.

● Assisted with network security initiatives, such as firewall rule management and intrusion detection.

● Responded to service requests and provided technical support to end-users.

● Performed data backups and disaster recovery operations.

● Monitored network performance to determine whether adjustments need to be made, and to identify future changes.

● Operated master consoles to monitor the performance of computer systems and networks, and to coordinate computer network access and use.

● Assisted in the documentation of network configurations and troubleshooting procedures.

EDUCATION

Federal University of Technology Minna

Graduated 2000

● Bachelor's Degree in Electrical/Computer Engineering Professional Certifications and Training:

● Post Graduate Program in Artificial Intelligence and Machine Learning (The University of Texas at Austin) - Sep. 2020

● Cloud Computing Applications (University of Illinois at Urbana-Champaign)

- Oct. 2015

● HX System Training Special, Hughes USA - December 2008

● Gilat Satellite Networks, Israel (Skystar 360E Hub Operators Training) - July 2004

● ITIL (Foundation Course in IT Service Management) - March 2004

● Workshop on Service Excellence through Customer Care (Tom Associates) - August 2004

● Cisco Certified Network Associate (CCNA) - July 2001 AWARDS

● 10 years meritorious service award with Computer Warehouse Group Plc.

PROJECTS

Golang Projects:

MarketBuddy, an Ecommerce Web Application

● Contributed as a team member to the development of the backend of MarketBuddy (https://marketbuddyng.com/), a scalable ecommerce platform.

● Collaborated with the MarketBuddyng Team to design and implement backend solutions using the Go programming language (Golang), ensuring the platform's functionality, performance, and scalability.

● Utilized RESTful, WebSocket, and APIbased solutions to efficiently fetch data, reducing unnecessary network requests, improving application performance, and enhancing security.

● Implemented user authentication and authorization using JWT, ensuring secure access to sensitive data.

● Utilized Digital Ocean Droplet for storing and serving product images, resulting in faster load times and an improved user experience. Resoledge FOREX, a Realtime FOREX trading application:

● Built from scratch to finish an automatic trading app that trades Forex automatically (http://resoledge.com/forex) purely in Go programming Language.

● Implemented a Go Template Frontend, WebSocket communications, and a Go Backend.

● User account login, state maintenance, trading strategies, trading transactions all implemented using various Go features/technologies such as Goroutines, Go Channel, and interfaces.

● Implemented GORM database driver for SQLite.

● Employed data analysis, trading strategy implementation, and API communication with FOREX exchanges.

● Deployed the application on Linode Cloud instances, utilizing load balancing and autoscaling to handle increased traffic.

● Utilized Github Action Workflow for CI/CD operations. Data Science Projects:

Twitter Sentiment Analysis for Airline Services: Utilized Natural Language Processing (NLP) techniques to analyze customer sentiment in tweets related to airline services. This project contributed to enhancing customer feedback mechanisms and facilitating service improvement initiatives. Image Classification Using CNNs: Developed a Convolutional Neural Network

(CNN) to classify plant seedling species from images. The application of this model shows promise in agriculture and crop management, offering efficient species identification for enhanced farming practices. Bank Customer Churn Prediction: Built an Artificial Neural Network (ANN) model to predict customer churn for banks. This predictive tool enables proactive implementation of retention strategies, minimizing customer attrition and optimizing customer relationships.

AllLife Credit Card Customer Segmentation: Conducted customer segmentation based on spending patterns for AllLife credit card holders. This segmentation strategy allows for the provision of personalized services, leading to improved customer satisfaction and loyalty.

Network Projects:

● Design and Deployment of Multi-Protocol Label Switching (MPLS) based on CISCO Network Infrastructure and Services, for the provision of Internet and interconnectivity services to all the Universities in Nigeria under NATIONAL UNIVERSITIES COMMISSION (NUC).

● WAN implementation for the interconnectivity of the Unity Bank Branches to HQ via VSAT Satellite Network.

● Designed and implemented video programming transport via microwave for Sunshine Television.

● Designed and implemented video programming transport via Fiber Optics communication for CAC Television.

● Implemented Cisco MPLS WAN connectivity of various Banking Organizations including: UBA, FBN, and Spring Bank. AUTHORIZATION

● Green Card Holder

● Willing to relocate within the USA.

PROFESSIONAL REFERENCE

Available upon request.

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