BestEx Research

Offers multi-asset algorithmic trading execution

Executive Assistant

Executive SupportConfirmed live in the last 24 hours

Full-timeStamford, CT, USANo salary listed

About the Job

Requirements

Four to eight years of total experience supporting a C-level executive.
Exceptional organization and follow-through.
Strong written and verbal communication, including drafting and responding to correspondence on the CEO's behalf.
Comfort with ambiguity and shifting priorities, and the ability to anticipate needs and act without waiting for instructions.
Proficiency with Google Workspace, Zoom, and modern scheduling and expense tools.
Ability to work on-site five days a week in Stamford, Connecticut.

Responsibilities

Provide fast, accurate, and thoughtful responses to requests and follow up on action items.
Coordinate travel itineraries and process associated expenses.
Complete scheduling and calendar management.
Coordinate meetings, including preparing agendas, notes, and action items and following up.
Assist with planning and executing events, including logistics, vendor coordination, catering, guest lists, and on-site support.
Track key deliverables and deadlines and ensure preparation and materials are ready ahead of time.
Maintain and update distribution lists and send department-wide communications.
Manage special projects, run occasional personal errands, and take on additional duties and projects as needed.
Prioritize and organize daily tasks.

Executive Assistant

BestEx Research · Stamford, United States · — · Posted 2026-07-09

Workplace: on_site

Description

About BestEx Research

BestEx Research is an award-winning, high-growth, profitable algorithmic trading technology fintech company that executes over a trillion dollars in notional volume algorithmically for institutional clients. With 75 employees across offices in the US, London, Singapore, and India, we build the systems that power best-execution trading at global scale. We are expanding rapidly and looking for a technology leader to drive our next phase of growth.

About the Role
As the Executive Assistant, you will support our Founder and CEO, acting as the operational backbone of his day. The ideal partner in the role is a driven individual who can prioritize successfully and work under pressure. You will demonstrate good judgment while managing a variety of situations and confidential matters with the utmost discretion.

Responsibilities include but are not limited to:

Be highly responsive. Provide fast, accurate, and thoughtful responses to requests, and follow up on action items.
Coordinate travel itineraries and process associated expenses as required.
Complete scheduling and calendar management as needed.
Provide effective and expeditious meeting coordination including agendas, notes, action items and follow-ups.
Assist with planning and execution of events, including logistics, vendor coordination, catering, guest lists, and on site support.
Track key deliverables, deadlines, and ensure preparation and materials are ready ahead of time.
Maintain and update distribution lists and send department-wide communications.
Manage special projects, run occasional personal errands, and take on additional duties and projects as needed.
Prioritize tasks as needed and organize daily.

Requirements

What We Are Looking For

4-8 years of total experience supporting a C-level executive
Exceptional organization and follow-through.
Strong written and verbal communication. You will draft and respond to correspondence on the CEO's behalf
Comfort with ambiguity and shifting priorities. You anticipate needs rather than wait for instructions
Proficiency with Google Workspace, Zoom, and modern scheduling and expense tools
Ability to work on-site, 5-days a week, in Stamford, CT

Apply

Apply at BestEx Research

About the Company

BestEx Research

Offers multi-asset algorithmic trading execution

BestEx Research builds algorithmic trading tools for buy-side firms to reduce transaction costs and improve execution across multiple asset classes. Its multi-asset trading algorithms work by iteratively measuring performance and executing trades in a systematic way, feeding results back for refinement, and integrating with EMS/OMS or broker execution. The company differentiates itself through a quantitative approach combined with founder Hitesh Mittal's industry experience to deliver transparent, high-performance execution tailored to client goals. Its aim is to lower costs and improve execution quality for clients by providing measurable trading performance and easy integration with existing systems.

Company size: 51-200
Company stage: Early VC
Total funding: $16.5M
Headquarters: Stamford, CT
Founded: 2017

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