Celestina U.
Customer Service Specialist | Administrative Support
Delivering exceptional customer experiences is what I do best. With over 10 years of experience in customer service and administrative support, I have successfully worked with clients across various industries, providing reliable, professional, and results-driven support. My expertise includes: Customer Support (Email, Chat & Phone) Inbound & Outbound Calls Order Processing & Order Management Billing & Payment Support Sales & Customer Retention Technical Support Complaint Resolution & Escalations Data Entry & Administrative Assistance Calendar & Email Management CRM Management Product Listing & Store Management I am proficient in tools such as Zendesk Shopify, Microsoft Office, Google Workspace, and other CRM and customer support platforms. I'm highly adaptable, tech-savvy, and able to learn new systems quickly. I thrive in fast-paced environments, multitask effectively, and remain calm under pressure. Whether it's resolving complex customer issues, managing support tickets, updating product information, or providing administrative assistance, I am committed to delivering accurate, efficient, and customer-focused solutions. I believe every customer interaction is an opportunity to build trust and strengthen a company's reputation. My goal is not only to solve problems but also to create positive experiences that encourage customer loyalty and business growth. If you're looking for a dependable, detail-oriented, and proactive Customer Service Specialist who can also provide excellent administrative support, I'd be excited to help your business succeed.
Earnings and projects
Last 6 months ÷ 6
Last 6 months: $909
Billed in all: $8,126$8.1k
$909 in the last 6 months
Across 18 contracts
Earnings, last 30 days
Skill rankings: Top 34% in Data Entry
Ranked by MRR among everyone on Upwork with the skill.
- #595Personal Administration1,703 freelancers · 🇳🇬 #111Top 35%🇳🇬#111 of 228
- #916Notion2,323 freelancers · 🇳🇬 #123Top 39%🇳🇬#123 of 284
- #1,596Business Operations4,003 freelancers · 🇳🇬 #243Top 40%🇳🇬#243 of 471
- #2,020ChatGPT5,589 freelancers · 🇳🇬 #124Top 36%🇳🇬#124 of 275
- #2,163Calendar Management4,894 freelancers · 🇳🇬 #416Top 44%🇳🇬#416 of 814
- #2,223Executive Support5,288 freelancers · 🇳🇬 #423Top 42%🇳🇬#423 of 795
- #2,233Email Management4,968 freelancers · 🇳🇬 #355Top 45%🇳🇬#355 of 675
- #2,521Scheduling6,335 freelancers · 🇳🇬 #331Top 40%🇳🇬#331 of 611