David Zeff ✌️

Head Of Sales

Whistle

Our global team of over 100 Whistlers has supported over 300 B2B companies, many of whom have gone on to raise a total of over $2Bn or have been acquired. In a given month we deliver over $15M in qualified pipeline for our clients using a combination of cutting-edge technology, evidence-based systems, and world-class talent. 

Whistle is built on the principles of integrity, transparency, and deploying best practices at all times. 
We work with fast-growing tech companies needing an outsourced SDR provider as well as enterprise companies looking to offshore vetted and skilled Marketing and Sales talent, with native English, German, French, Spanish, Portuguese, and Mandarin speakers that are ready to grow your company.

You can learn more about how we help businesses grow at www.whistle.ltd.

Chief Executive Officer

Sinorbis

Strategic Advisor tasked with building a world class enterprise sales team and sales development process to ensure that key business objectives are met. Working directly alongside the CEO, VP Marketing and VP Business Development to create a scalable sales process, and facilitate the training and onboarding of account executives and business development representatives.

Strategic Advisor, Board Member

Exceed.ai - Exited to Genesis

In my role as Head of Sales at Exceed, I built the entire end to end sales process and was responsible for all sales, processes, operations, creating the company’s first marketing, sales, product and support alignment and building strategic partnerships.  

My role also saw me working closely with investors, as we raised a $4M Series A & subsequently were acquired by Genesys.

Graduway - Exited to K1 Investment Management

Responsible for the creation and management of Graduway's North American business unit. My role included leading a team of account executives and sales development representatives to exceed company sales targets in key verticals. 

In my role, I was also responsible for creating the K-12 category, which became the highest performing category in the company and for creating and managing teams for both the K-12 and Enterprise divisions. I was also tasked with creating partnerships with key stakeholders & regularly lead thought leadership sessions around the world.

Experience in enterprise sales, creating targeted marketing campaigns, public speaking, brand ambassadorship, partnerships, conference exhibitions and strategic campaigns.

With thanks in part to the performance of my team, Graduway successfully raised $12.7M in Series B Funding from Susquehanna General Equity Partners and was purchased by Private Equity firm K1 Investment Capital in 2017.

Vice President of Sales, USA

Graduway

As employee #8 (3rd sales hire), I was involved in many aspects of growing the company from its modest beginnings above a coffee shop to becoming a leader in Alumni Engagement technology, empowering over 1,000 of the worlds best Higher Education and Non Profits.

I served as an account executive across North America and the UK and my personal contribution represented approximately 25% of total company sales. Responsibilities included B2B enterprise SAAS sales, contracts, RFPS, competitor analysis, strategic campaign development, client management and liaison, event management, exhibitions, public speaking and conferences.

Senior Account Executive

Vice President of a team of 15 Sales Development Representatives for B2B sales across global markets. 
Responsibilities included hiring, training, and development of Sales Development Representatives, team management, creation and accomplishment of targets in line with company objectives, campaign creation, and inbound marketing strategy, overseeing registration for multiple events with hundreds of attendees across the world.

VP Sales Development

OneFitStop - Exited to Private Investors

OneFitStop is a revolutionary SAAS platform for fitness professionals, enabling total client and business management. OneFitStop was awarded an Australian Government Research and Development Grant in 2013 and has raised $17M to date.

Responsibilities included founding the business, concept development, technology design and creation, product testing, marketing strategy and implementation, sales development, investor relations, industry partnership development, supplier management, sponsorship and exhibitions.

OneFitStop was sold in October 2015 to a consortium of private investors.

Co-Founder, CEO 

Fitness First Australia

Responsibilities included development of a new Fitness First training centre, providing high quality health and fitness services to hundreds of members and assisting in the management of the personal training team and member relations.

I also worked alongside Rebel Sport and Lorna Jane to promote fitness services to hundreds of customers.

Franchise Owner

Mergermarket

Responsibilities included analysing and predicting market trends, specialist reporting on forthcoming mergers and acquisitions in the Australian marketplace in the services, defence and manufacturing industries.

Financial Reporter

With over 10 years of selling technology to hundreds of SMB and Enterprise companies across multiple sectors, I have begun to wrap my head around the art of sales. 

I've been a part of 3 exits - one as a founder and two as a founding sales lead. I'm a people person, who loves to connect, lead, share experiences, coach, strategize and implement. I enjoy writing and sharing ideas and look to work with sales leaders and founders who are creating the impossible.

I have built and scaled full cycle business units and as an individual contributor, I have signed large enterprise deals with over 500 companies. 

I take that knowledge into Whistle, a revenue generation company supports over 150 customers through best practice sales and marketing. We offer the best people, processes and full transparency and are proud to work with leading B2B brands worldwide. To learn more, head to www.whistle.ltd

Businesses, much like rockets, either reach the moon or blow up. 
We're here to prevent the latter.

Whistle is built on the principles of integrity, transparency and deploying best practices at all times. Our goal is to help each of our clients to their next 100 B2B customers and we do so by attracting conversation ready prospects to our customers using a combination of cutting edge technology, evidence based systems and world class talent. You can learn more about how we help promising businesses grow at www.callwhistle.com.

HubSpot

Solutions Architect Team Lead

Senior Solutions Architect - EMEA

Solutions Architect - EMEA

Senior Solutions Engineer - EMEA

Solutions Engineer - EMEA

Wavestone

Consulted with corporate clients and deciders and provided technical expertise on IT Transformation projects
Areas of expertise : Enterprise Architecture, Solution architecture, Cloud, DevOps, Security.

IT & Data Architecture Consultant

- Led Design of Applications and infrastructure on AWS for Several BUs (+20 projects)
- Main challenge was to design Architectures that meet Business needs while being financially optimized with best FinOps practices

Cloud Solution Architect: Conceived Application and infrastructure Design (Wavestone for Nexity)

- Acted as Global Project Manager to AXA's Encryption Project (Scope: 18 international entities, 5 Regions)
- Contributed to RFP for Solution provider selection, Scoped project, drafted business case and launched first deployment phases

Global Project Manager: Encryption Project (Wavestone for AXA)

- Assisted project owners from all BUs in designing and validating their applications architecture (~50 projects)
- Provided expertise to design technically and financially optimized architectures

Enterprise IT Architect: Applications and infrastructure technical design (Wavestone for EDF)

- Conceived High level design of target cloud platform: Interconnection, network, tooling, subscriptions, operations, etc.
- Defined Cloud transformation strategy with BUs and designed technical transformation plan (applications & infrastructure)
- Scope: 11 international BUs, +2500 Servers, + 100 Apps

Cloud Solution Architect: Definition of a new global Cloud offer on group level (Wavestone for SUEZ)

- Defined and deployed security policies, redesigned WAF protection infrastructure and implemented several POCs
- Conducted several security level evolution studies, actively monitored vulnerabilites and qualified version upgrades
- Handled communication with various project teams and assured a level 3 security support for applications development

Application Security Specialist: WAF & Antivirus L3 Support

Microsoft

End of Studies Engineering Intern

Sprint JE

✓ Responded to RFPs and drafted business proposals (Signed 30 out of 35 engineering projects)  
✓ Consulted and met customers (+50 meetings), analyzed client needs and wrote specification documents 
✓ Designed technical solutions of projects and studied their feasibility (30 projects) 
✓ Recruited qualified students to work on projects and managed these teams and projects (Code review and Testing)

Technical Expert

- Response to RFPs and drafting of commercial proposals
- Follow-up and steering of application development projets
- Reporting and Business relationship management
- Team management

Project Manager

Thales

✓ Implemented an android application which serves as a new means of communication between air traffic controllers and the specification team (reduced specification documents writing time by 50%) 
✓ Designed an Android mobile application interface which records video sequences reproducing use-cases of Thales Air Control System with the possibility of adding comments over it to suggest future improvements 
✓ Key words: Java, XML, Android, SQLite

Software Engineer, Intern

SunGard - now part of FIS

✓ Made a Benchmark of existing solutions on the market for GUI test automation and defined search criteria 
✓ Identified the best solution and implemented previous test-cases with the new tool (a gain in software testing time by 40%)  
✓ Key words: Java, Swing, HP Quick Test Pro, VB.NET

✓ Double degree Graduate Engineer from Telecom SudParis (Paris) and the National School for Computer Science (Tunisia).

✓ Github : https://github.com/AmineBENCHEIKHBRAHIM

✓ Press cover : https://blogrecherche.wp.mines-telecom.fr/2015/04/17/hippocardio-remporte-le-16e-challenge-projets-dentreprendre/

taplio

The Battle

David Zeff ✌️

Amine Ben Cheikh Brahim

Followers

Posts

Engagements

Likes

Ready to grow your LinkedIn presence?