Sibongile Nthlema

Senior Manager of Project Success Team @ Excelerate

Johannesburg Metropolitan Area

About

Hi there! I’m passionate about improving processes and building solutions that make operations run more efficiently. As a self-taught Full Stack Engineer and Senior Project Coordinator at Excelerate and Catalystia, I’m always learning and applying new ideas to solve real-world challenges. My journey has been shaped by continuous self-education and hands-on experience. I thrive on designing better workflows, optimizing business operations, and leveraging technology to enhance efficiency. Every project I'm involved in is an opportunity to learn, adapt, and grow.

Experience

  • Excelerate (Remote)
    • Senior Manager of Project Success Team
      Dec 2025 - Present · 7 mos

    • Senior Project Coordinator
      May 2025 - Nov 2025 · 7 mos

    • Project Management Executive
      Jul 2024 - Jun 2025 · 1 yr

      Oversee operations, managing teams and ensuring project success Streamline workflows and drive efficiency. Mentor associates and interns, fostering a growth-oriented culture Align project goals with business strategies to optimize impact Led multiple projects from planning to execution, ensuring timely delivery Managed resources and mitigated risks to drive successful project outcomes Mentored and coached interns in project management methodologies

  • Development Intern at Ethioware Software Engineering Group
    Mar 2024 - Apr 2024 · 2 mos

    Intern in the Development Department (Website maintenance and data analytics). 📌 Contributed to website maintenance and data analytics projects 📌 Worked on EdTech initiatives to enhance learning platforms

  • Associate Client Acquisition Strategist at Grant Thornton China(致同)
    Dec 2023 - Jan 2024 · 2 mos

    Co-led and participated in a team of eight interns in conducting research, developing acquisition strategies, creating innovative outreach methods and Client Relationship Management plans for the potential clients and Grant Thornton China. • Ensured the exceptional presentation of the intern project's results through effective communication and collaboration among all team members. • Demonstrated exceptional leadership skills through guiding and supporting fellow interns, leading to improved morale and productivity within the team. • Implemented regular meetings to improve internal communications among our international intern group. • Contributed significantly to the overall success of the global intern program as part of an integrated cross-functional team.

  • Business Outreach Consultant at Grant Thornton China(致同)
    Mar 2023 - Apr 2023 · 2 mos

    • Co-led and participated in a team of interns in conducting research of potential clients. • Demonstrated exceptional leadership skills through guiding and supporting fellow interns, leading to improved morale and productivity within the team. • Implemented regular meetings to improve internal communications among our international intern group. • Successfully presented the findings from the internship program to senior management, showcasing the value of our work.

  • Call Center Representative at Roman's Pizza
    Nov 2021 - Jan 2023 · 1 yr 3 mos

    • Boosted customer service satisfaction ratings through consistent quality control. • Used consultative sales techniques to understand customer needs and recommend relevant products and services. • Leveraged sales expertise to promote products and capitalize on upsell opportunities. • Handle customer inquiries and complaints • Provided information on additional services and products if applicable • Dealt with customers, providers, and contractors in a warm yet professional manner • Solved customer complaints in a prompt manner • Placed outbound customer service or customer satisfaction calls to follow up on issues.