Nina Tosic
@ninatosic
I build customer success programs that drive retention, renewals, and growth.
What I'm looking for
I've built Customer Success foundations at Gradhoc Smart and managed 125-account portfolios at Resolver, sustaining 94% retention, 88%+ renewals, and 15% annual revenue growth. I turn deep customer listening into tailored product solutions aligned to business goals.
At Gradhoc Smart, I created onboarding, segmentation, health scoring, QBR, NPS, and knowledge-base processes from the ground up. I also launched the company’s first webinar program, secured customer stories and logo agreements, and collaborate across Sales, Marketing, Product, Operations, and Engineering to help customers and GTM teams learn, grow, and succeed.
Experience
Work history, roles, and key accomplishments
• Built the company’s Customer Success framework from the ground up—including onboarding, segmentation, health scoring, QBRs, and NPS—establishing the operational foundation to scale customer relationships.
• Developed sales enablement resources—such as product sheets, success stories, presentations, and webinar content—used directly by the sales team to accelerate the sales cycle.
• Secured appro
Undertook a planned international transition from Canada to Spain to focus on a professional relocation to Europe. Obtained a Level 5 TEFL certification and delivered customized English lessons to children and adults, managing schedule and lesson planning as a self-employed professional.
• Managed the full lifecycle of demand generation campaigns for multiple client portfolios, including enterprise accounts such as Chevron.
• Led the execution of a strategic ABM campaign for Chevron Lubricants using Demandbase, HubSpot, personalized content, and direct mail, reaching 96.8% of the ~220 target accounts with 80% engagement.
• Collaborated with client, sales, creative, and technology
• Developed partnerships with film distributors, programmers, and sponsors in Canada and Latin America to secure funding and programming.
• Launched 17 screenings—including two sold-out in-person events in Toronto—managing relationships with local musicians, directors, and event organizations.
• Maintained a 94% retention rate while managing a portfolio of 125 accounts through proactive relationship management, complex problem-solving, and the continuous demonstration of business value.
• Increased portfolio revenue by 15% annually through product migrations and the identification of expansion opportunities.
• Exceeded annual targets with a renewal rate of over 88% across 125 accounts.
• Generated the highest volume of sales opportunities on the team, contributing $1.5M to the pipeline through strategic prospecting.
• Developed and delivered sales enablement training and documentation for the Outreach platform, equipping the sales team with best practices for prospecting and pipeline generation.
• Leveraged Gong for call review and coaching, refining discovery/objection-handling
My role at TapMango taught me that my strengths lie in customer experience. I leveraged my strong communication and presentation skills to educate clients on the potential of loyalty marketing programs and provided consultation on how best to utilize the program for their business needs.
Key Accomplishment:
• Critically qualified prospective clients, provided product sales demonstrations, and b
Human Resources, Communications, Co-op
Jan 2016 - Apr 2016 (3 months)
My last co-op placement was at TMMC. In this role, I was responsible for engaging and educating internal employees on summarized industry news updates and articles utilizing the internal newsletter. I was acknowledged for creating and implementing a new internal communication template, which increased efficiency and standardized written information across the organization.
Clearpath Robotics gave me an unique opportunity to be surrounded by talented individuals inspired to develop the world's best robot development platforms. During this time, I managed supplier relationships by being the point of contact for pricing, arranging expedited shipments, and resolving missed deliveries. This role was pivotal in meeting tight production deadlines, and my organization skill
My first co-op opportunity was at ChangeIt, a charitable giving program that allows its donors to make a change from their everyday transactions. I gained excellent problem solving skills by addressing and resolving clients issues via email and Live Chat services. I also took initiative to create an interactive training course for new employees and in writing proposals to charitable organizations
Education
Degrees, certifications, and relevant coursework
University of Havana
Certificate, Spanish Language
2017 - 2017
Intensive Spanish language program with 140 hours completed in Advanced and Superior level division.
University of Havana
Spanish Language
2017 - 2017
Intensive Spanish language program with 140 hours completed in Advanced and Superior level division.
Wilfrid Laurier University
Bachelor of Business Administration, Business Administration and Management
2012 - 2016
Bachelor of Business Administration with Co-op Option, focusing on Business Administration and Management.
Wilfrid Laurier University
Bachelor of Business Administration (B.B.A.) Co-op Option, Business Administration and Management
2012 - 2016
LIUC - Università Cattaneo
Exchange Program, Business and Economics
2015 - 2015
Completed a semester abroad through Laurier's international exchange program.
LIUC - Università Cattaneo
Business and Economics
2015 - 2015
Completed a semester abroad through Laurier's international exchange program.
Sir John A Macdonald Secondary School
2009 - 2012
Honour roll recipient (Grade 9-12)
Sir John A Macdonald Secondary School
High School Diploma, General Studies
2009 - 2012
Honour roll recipient (Grade 9-12).
Tech stack
Software and tools used professionally
Availability
Location
Authorized to work in
Job categories
Skills
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