Mary Ezinwanne John

Client Services Manager

  • Nigeria
  • On Talentta since Oct 2026
Portrait of Mary Ezinwanne John

At a glance

About Mary Ezinwanne John at a glance

Mary Ezinwanne John (Client Services Manager) is a professional based in Nigeria with a portfolio on Talentta. Mary brings 6 years of professional experience, with strengths in Administrative Coordination, Customer Relationship Management And Partnership Relationship Management, Data Entry, Reporting & KPI Tracking and Goggle workspace. Mary studied BSc Software Engineering (Backend) at Patten University.

6+
Years experience
7+
Skills
3+
Roles held

About

Meet Mary

Results-driven Client Services and Operations Manager with 5+ years of experience optimizing business processes, managing client relationships, and leading cross-functional teams. Proven ability to improve customer satisfaction and operational efficiency through strategic problem-solving and technology adoption.

Expertise

What I bring

Intermediate

  • Administrative Coordination
  • Customer Relationship Management And Partnership Relationship Management
  • Data Entry, Reporting & KPI Tracking
  • Goggle workspace
  • Microsoft Office suite
  • Operations Management
  • Salesforce CRM

Career

Experience

  1. —

    Client Services & Operations Manager

    TUBO

    Serve as primary contact for clients, managing inquiries and escalations to ensure high satisfaction; Streamlined internal workflows, improving service delivery efficiency; Led team coordination to enhance productivity and turnaround time; Reduced client complaints through proactive resolution strategies; Maintained strict confidentiality of sensitive client information

  2. —

    Administrative, Customer Relations, & Sales Manager

    Angelikas Limited

    Managed office operations and administrative staff to ensure efficiency; Developed and executed business strategies that improved sales performance; Coordinated meetings, schedules, and internal communications; Improved customer satisfaction through structured service processes; Oversaw use of office tools and systems to enhance productivity

  3. —

    Executive Assistant

    Angel Works Production

    Managed customer communications across phone, email, and social channels; Resolved complaints and ensured timely follow‑up with clients; Provided insights to management on recurring customer issues; Supported daily executive and administrative tasks

Foundations

Education & languages

Patten University

BSc Software Engineering (Backend)

Auchi Polytechnic

Business Administration

Quick answers

About Mary

What does Mary Ezinwanne John do?

Mary Ezinwanne John (Client Services Manager) is a professional based in Nigeria with a portfolio on Talentta. Mary brings 6 years of professional experience, with strengths in Administrative Coordination, Customer Relationship Management And Partnership Relationship Management, Data Entry, Reporting & KPI Tracking and Goggle workspace. Mary studied BSc Software Engineering (Backend) at Patten University.

Where is Mary Ezinwanne John based?

Mary Ezinwanne John is based in Nigeria.

What are Mary's top skills?

Mary's top skills are Administrative Coordination (Intermediate), Customer Relationship Management And Partnership Relationship Management (Intermediate), Data Entry, Reporting & KPI Tracking (Intermediate), Goggle workspace (Intermediate), Microsoft Office suite (Intermediate) and Operations Management (Intermediate).

How can I hire Mary Ezinwanne John?

Create a free employer account on Talentta to contact Mary, invite them to apply for a role or schedule an interview.

Work with Mary

Great teams start with great people.