Top Talent like Serena are on Pangea

Pangea, a YC company, connects companies with fractional talent. Fractional hiring allows companies to move faster and work with more specialized talent, while giving talent more flexibility and independence. If you are talent open to fractional work, apply here. If you’re a company looking for high-quality fractional talent, learn more here.

Serena Cheng

Operations Manager
San Mateo, CA, US
Operations Management
Business Strategy
Systems Design
Optimization
Leadership
Cross-functional collaboration
E-Commerce
Retail
Merchandising
Supply Chain Management
Distribution
Customer Service
Customer Experience
Business Operations
Available for hire fromNegotiable
Operations Executive & Strategic Advisor | Head of Operations & Former Amazon Senior Director
Operations executive and strategic advisor with 15+ years helping consumer, retail, grocery, and marketplace businesses scale through stronger operating models, performance systems, and execution discipline. Former Amazon and startup operations leader experienced in driving growth, improving margins, optimizing operations, and partnering with executives to solve complex business challenges.

Work History

I

Strategic Advisor & Executive Coach

Independent• Advise founders and senior leaders on scaling challenges including operating model design, organizational effectiveness, strategic prioritization, and execution systems. • Partner with leaders to establish operating rhythms, clarify priorities, and improve decision-making effectiveness.
I

Head of Operations

Incredible HealthApr 2023 - Jul 2024 • 1 yr 4 mos• Partnered directly with CEO to scale Operations at a Series B growth company, building processes, metrics, and operating rhythms to support rapid growth. • Led 50-person Operations organization and shifted team from reactive execution to a data-driven operating model, enabling 70% revenue growth and 32% efficiency gains.
A

Senior Director of Customer Service Strategy & Operations (Audible)

AmazonApr 2021 - Apr 2023 • 2 yrs 1 mo• Transformed Customer Service into a retention-driven function, developing new operating models, metrics, and workflows that increased customer retention from 5% to 28%. • Scaled the operating model across a 300+ person global organization and offshore partners, delivering $12M in incremental revenue.
A

Manager of Inventory Management (AmazonFresh & Prime Now)

AmazonJul 2019 - Apr 2021 • 1 yr 10 mos• Owned inventory strategy for $100M+ consumer categories, leading a team of 5 and overseeing demand planning, replenishment, supplier performance, and inventory health. • Stabilized supply chain during COVID-driven volatility by partnering with CPG suppliers, distributors, merchandising, and supply chain teams, improving in-stock rates by 43%. • Built KPI frameworks, performance targets, and cross-functional operating mechanisms to improve inventory productivity and reduce waste, delivering $55M in annual savings.
A

Senior Inventory Manager (AmazonFresh & Prime Now)

AmazonApr 2018 - Jul 2019 • 1 yr 4 mos• Owned inventory strategy for paper and household categories representing $60M in annual revenue. • Improved in-stock rates to 94% (vs. 90% target) through improved forecasting, sourcing, supplier performance, and inbound supply chain execution.
A

Senior Vendor Manager (Quidsi & Prime Now)

AmazonJul 2015 - Apr 2018 • 2 yrs 10 mos• Owned $60–100M P&Ls across beverages, baby, household, personal care, and pet categories, leading a team of 3 Vendor Managers. • Drove 350% category revenue growth through assortment, pricing, promotions, and CPG partnerships.
A

Strategy Consultant

AccentureAug 2013 - Jul 2015 • 2 yrs• National retailer: Optimized assortment and merchandising strategy across 240 stores, contributing to 95% revenue growth. • CPG manufacturer: Built financial models to identify and prioritize cost reduction opportunities.
M

Manager

Morgan StanleyJun 2007 - Jun 2011 • 4 yrs 1 mo• Drove strategy, business development, and new product initiatives for Morgan Stanley's Global Sustainable Finance group, supporting expansion into environmental, social, and impact investing offerings. • Led recruitment and training of 150 employees for the firm's annual pro bono consulting program.

Education

T

The Wharton School, University of Pennsylvania

MBA, Marketing and Operations Management2013
W

Wellesley College

BA, Economics2007

How Pangea Works

Effortlessly discover top talent

We've distilled the candidate search from endless hours down to just a few minutes. Using Pangea's AI-powered search tools, you can find top fractional talent able to take on your next project. Our system looks at your company's niche and your needs to find the perfect match faster than any traditional hiring platform.

Start working with talent today

The top talent on Pangea is ready to get started with you right now. You can message or hire a candidate right from their profile page and start assigning work as soon as they respond. And the best part? Pangea's fractional contract structure lets you start small and ramp up as your needs change, keeping your costs manageable and your team's capabliities flexible.

Track work and invoices in one place

Assign tasks, track progress, and complete invoices all on Pangea. We've combined every part of the hiring process into one platform to eliminate the miscommunication that's unavoidable on other freelance platforms. We even send out 1099s to your contractors at the end of the year!

Talk with a Talent Expert

Members of our team are available to help you speed through the hiring process.
Available Now
Book a Call
Operations Executive & Strategic Advisor | Head of Operations & Former Amazon Senior Director
Operations executive and strategic advisor with 15+ years helping consumer, retail, grocery, and marketplace businesses scale through stronger operating models, performance systems, and execution discipline. Former Amazon and startup operations leader experienced in driving growth, improving margins, optimizing operations, and partnering with executives to solve complex business challenges.

Talk with a Talent Expert

Members of our team are available to help you speed through the hiring process.
Available Now
Book a Call

Top Talent like Serena are on Pangea

Pangea, a YC company, connects companies with fractional talent. Fractional hiring allows companies to move faster and work with more specialized talent, while giving talent more flexibility and independence. If you are talent open to fractional work, apply here. If you’re a company looking for high-quality fractional talent, learn more here.

Serena Cheng

Operations Manager
San Mateo, CA, US
Operations Management
Business Strategy
Systems Design
Optimization
Leadership
Cross-functional collaboration
E-Commerce
Retail
Merchandising
Supply Chain Management
Distribution
Customer Service
Customer Experience
Business Operations
Available for hire fromNegotiable

Work History

I

Strategic Advisor & Executive Coach

Independent• Advise founders and senior leaders on scaling challenges including operating model design, organizational effectiveness, strategic prioritization, and execution systems. • Partner with leaders to establish operating rhythms, clarify priorities, and improve decision-making effectiveness.
I

Head of Operations

Incredible HealthApr 2023 - Jul 2024 • 1 yr 4 mos• Partnered directly with CEO to scale Operations at a Series B growth company, building processes, metrics, and operating rhythms to support rapid growth. • Led 50-person Operations organization and shifted team from reactive execution to a data-driven operating model, enabling 70% revenue growth and 32% efficiency gains.
A

Senior Director of Customer Service Strategy & Operations (Audible)

AmazonApr 2021 - Apr 2023 • 2 yrs 1 mo• Transformed Customer Service into a retention-driven function, developing new operating models, metrics, and workflows that increased customer retention from 5% to 28%. • Scaled the operating model across a 300+ person global organization and offshore partners, delivering $12M in incremental revenue.
A

Manager of Inventory Management (AmazonFresh & Prime Now)

AmazonJul 2019 - Apr 2021 • 1 yr 10 mos• Owned inventory strategy for $100M+ consumer categories, leading a team of 5 and overseeing demand planning, replenishment, supplier performance, and inventory health. • Stabilized supply chain during COVID-driven volatility by partnering with CPG suppliers, distributors, merchandising, and supply chain teams, improving in-stock rates by 43%. • Built KPI frameworks, performance targets, and cross-functional operating mechanisms to improve inventory productivity and reduce waste, delivering $55M in annual savings.
A

Senior Inventory Manager (AmazonFresh & Prime Now)

AmazonApr 2018 - Jul 2019 • 1 yr 4 mos• Owned inventory strategy for paper and household categories representing $60M in annual revenue. • Improved in-stock rates to 94% (vs. 90% target) through improved forecasting, sourcing, supplier performance, and inbound supply chain execution.
A

Senior Vendor Manager (Quidsi & Prime Now)

AmazonJul 2015 - Apr 2018 • 2 yrs 10 mos• Owned $60–100M P&Ls across beverages, baby, household, personal care, and pet categories, leading a team of 3 Vendor Managers. • Drove 350% category revenue growth through assortment, pricing, promotions, and CPG partnerships.
A

Strategy Consultant

AccentureAug 2013 - Jul 2015 • 2 yrs• National retailer: Optimized assortment and merchandising strategy across 240 stores, contributing to 95% revenue growth. • CPG manufacturer: Built financial models to identify and prioritize cost reduction opportunities.
M

Manager

Morgan StanleyJun 2007 - Jun 2011 • 4 yrs 1 mo• Drove strategy, business development, and new product initiatives for Morgan Stanley's Global Sustainable Finance group, supporting expansion into environmental, social, and impact investing offerings. • Led recruitment and training of 150 employees for the firm's annual pro bono consulting program.

Education

T

The Wharton School, University of Pennsylvania

MBA, Marketing and Operations Management2013
W

Wellesley College

BA, Economics2007

How Pangea Works

Effortlessly discover top talent

We've distilled the candidate search from endless hours down to just a few minutes. Using Pangea's AI-powered search tools, you can find top fractional talent able to take on your next project. Our system looks at your company's niche and your needs to find the perfect match faster than any traditional hiring platform.

Start working with talent today

The top talent on Pangea is ready to get started with you right now. You can message or hire a candidate right from their profile page and start assigning work as soon as they respond. And the best part? Pangea's fractional contract structure lets you start small and ramp up as your needs change, keeping your costs manageable and your team's capabliities flexible.

Track work and invoices in one place

Assign tasks, track progress, and complete invoices all on Pangea. We've combined every part of the hiring process into one platform to eliminate the miscommunication that's unavoidable on other freelance platforms. We even send out 1099s to your contractors at the end of the year!

Talk with a Talent Expert

Members of our team are available to help you speed through the hiring process.
Available Now
Book a Call
Pangea empowers fractional work across the world for marketing and design roles.