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Mario Callaway Email & Phone Number
Software Engineer
at
Visa
LinkedIn matched
✓ Verified July 2026
3 data sources
Profile completeness 86%
Current company
Role
Software Engineer
Location
Austin, Texas, United States
Company size
Who is Mario Callaway? Overview
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Quick answer
Mario Callaway is listed as Software Engineer at Visa, a with 28536 employees, based in Austin, Texas, United States. AeroLeads shows a matched LinkedIn profile for Mario Callaway.
Mario Callaway previously worked as Co-Founder at Good Dirt™ and Principal Recruiter (GTM, Sales, Product, CX, & Engineering) at Mikmak. Mario Callaway holds Master Of Science (Ms), Environmental Policy from University Of Michigan.
Company email context
Email format at Visa
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Visa
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Profile bio
About Mario Callaway
I have over 7 years of experience, specializing in growing markets, optimizing processes, and scaling teams for rapid growth. With a proven track record of success in variable environments, I have developed a deep understanding of the intricacies of talent acquisition and operational efficiency.I've established key stakeholder relationships throughout my career, driving 35% growth in various roles. As Co-Founder of good dirt, I established the brand identity and implemented marketing strategies that increased customer engagement by 60%. As a Talent Partner at MikMak, I led full-cycle recruitment, improving time to fill by 35% while maintaining a 98% offer acceptance rate and streamlining onboarding to ensure the seamless integration of new hires.At Honor, I served as a Regional Recruitment Operations Manager, guiding recruitment teams to achieve hiring targets with a 93% success rate and enhancing the company's brand presence by 30%. In my role at Managed by Q, I led initiatives that improved recruitment processes by 26%, driving change management and refining recruitment strategies through data-driven insights.Let's explore collaborative possibilities! Reach out at mariocallaway@gmail.com
Current workplace
Mario Callaway's current company
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Visa
7 roles
Mario Callaway work experience
A career timeline built from the work history available for this profile.
Co-Founder
• Spearheaded operations, product development, and national distribution strategy,achieving placement in 405 Sprouts Farmers Market locations.• Negotiated key contracts and partnerships, leading to the sale of over 60,000 units in Q22024, demonstrating strong relationship-building and strategic planning skills.
Principal Recruiter (Gtm, Sales, Product, Cx, & Engineering)
• Achieved a 96% offer acceptance rate and 35% reduction in time-to-hire, successfullyclosing 20+ critical roles across GTM, Sales, Product, CX, and Engineering.• Collaborated with hiring managers to develop effective job descriptions and interviewprocesses, resulting in a 30% improvement in candidate-job match quality
Mar 2022 - Feb 2023
Personal Sabbatical
Designed and constructed an eco-friendly tiny home and studio.
Aug 2021 - Feb 2022
Regional Manager, Talent Acquisition (Southwest, Midwest)
• Successfully led 4 regional recruitment teams, surpassing hiring goals by 40% throughtargeted recruitment strategies and effective team leadership.• Conducted regular performance reviews for direct reports, offering constructivefeedback, setting clear goals, and identifying training needs to foster team growth anddevelopment.
Aug 2019 - Jul 2021
Senior Recruiter
• Led a team to enhance the candidate experience by 62%, streamlining the recruitment process and reducing time-to-hire by 67%• Leveraged data-driven insights to improve decision-making efficiency by 55%, optimizing recruitment strategies and aligning hiring practices with business objectives.
Jul 2017 - Jul 2019
Lead Recruiter, Clinical Operations
• Achieved a 97% fill rate for open positions within 30 days, leveraging advanced sourcing techniques and strategic talent pipelines to ensure timely and high-quality hires.• Maintained a 90% retention rate for new hires by implementing robust onboarding processes and aligning recruitment strategies with organizational culture and values.
Aug 2014 - Jul 2017
Team & coworkers
Colleagues at Visa
Other employees you can reach at visa.com. View company contacts for 28536 employees →
DC
Daryl C
Colleague at VisaUnited States
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TW
Trevor Wargo
Colleague at VisaMenlo Park, California, United States
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KD
K Deepika
Colleague at VisaHyderabad, Telangana, India
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MF
Michelle Flowers-Tanner
Colleague at VisaSnellville, Georgia, United States
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GN
Gururajan Narasimhan
Colleague at VisaBengaluru, Karnataka, India
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MJ
Michael J.
Colleague at VisaSan Jose, California, United States
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MK
Michelle Kidd
Colleague at VisaGreater Sydney Area, Australia
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AM
Abdul Motin
Colleague at VisaDhaka, Bangladesh
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JL
Jeffrey Laudenorio
Colleague at VisaCalabarzon, Philippines
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KP
Kargil Purty
Colleague at VisaRanchi, Jharkhand, India
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Daryl C
Colleague at VisaUnited States
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TW
Trevor Wargo
Colleague at VisaMenlo Park, California, United States
View →
KD
K Deepika
Colleague at VisaHyderabad, Telangana, India
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MF
Michelle Flowers-Tanner
Colleague at VisaSnellville, Georgia, United States
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GN
Gururajan Narasimhan
Colleague at VisaBengaluru, Karnataka, India
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MJ
Michael J.
Colleague at VisaSan Jose, California, United States
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MK
Michelle Kidd
Colleague at VisaGreater Sydney Area, Australia
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AM
Abdul Motin
Colleague at VisaDhaka, Bangladesh
View →
JL
Jeffrey Laudenorio
Colleague at VisaCalabarzon, Philippines
View →
KP
Kargil Purty
Colleague at VisaRanchi, Jharkhand, India
View →
2 education records
Mario Callaway education
Master Of Science (Ms), Environmental Policy
University Of Michigan
Bs, Environmental And Ecological Anthropology And Sociology
The University Of Georgia
FAQ
Frequently asked questions about Mario Callaway
Quick answers generated from the profile data available on this page.
What company does Mario Callaway work for?
Mario Callaway works for Visa.
What is Mario Callaway's role at Visa?
Mario Callaway is listed as Software Engineer at Visa.
Where is Mario Callaway based?
Mario Callaway is based in Austin, Texas, United States while working with Visa.
What companies has Mario Callaway worked for?
Mario Callaway has worked for Visa, Good Dirt™, Mikmak, Personal Sabbatical, and Honor.
Who are Mario Callaway's colleagues at Visa?
Mario Callaway's colleagues at Visa include Daryl C, Trevor Wargo, K Deepika, Michelle Flowers-Tanner, and Gururajan Narasimhan.
How can I contact Mario Callaway?
You can use AeroLeads to view verified contact signals for Mario Callaway at Visa, including work email, phone, and LinkedIn data when available.
What schools did Mario Callaway attend?
Mario Callaway holds Master Of Science (Ms), Environmental Policy from University Of Michigan.
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