Careers

Build the engine that powers small businesses. Join our mission to level the playing field for entrepreneurs.

Why Join Mainstreet?

We're not just building software—we're empowering the backbone of the American economy.

Remote First

We are looking to hire the best team members regardless of where they live.

Impact Oriented

Our team values impact over bureaucracy. If you are hard wired to "move the needle," then reach out.

Innovation & Excellence

We combine cutting-edge technology with human expertise to deliver solutions that truly make a difference.

Team & Growth

We believe in supporting each other's growth while building products that empower small business success.

Open Positions

Find your next opportunity with us

Find Your Role

All DepartmentsAll LocationsAll Types

8 positions found

Sales Manager

SalesRemoteFull-time

Lead and develop high-performance B2B SaaS sales teams to drive growth and customer acquisition for Mainstreet's comprehensive back-office solutions. Build scalable sales processes and mentor sales professionals to exceed targets.

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Manager, Business Partnerships

Business DevelopmentRemoteFull-time

Lead strategic partnerships to accelerate Mainstreet's mission to increase economic freedom for small businesses through comprehensive back-office solutions and AI-powered tax credit discovery.

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Business Operations Senior Associate

OperationsRemoteFull-time

Cross-functional operations role working across the entire company, focusing on high-impact strategic projects and data analyses that drive Mainstreet's growth and operational excellence.

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Associate, Corporate Development (Integration)

Corporate DevelopmentRemoteFull-time

Partner with senior leadership and cross-functional teams to develop strategy and execute strategic acquisitions and integrations to advance Mainstreet's mission and business objectives in the small business services space.

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Associate Manager, Compliance

Legal & ComplianceRemoteFull-time

Essential role ensuring Mainstreet's global compliance operations function efficiently, comply with regulatory requirements, and consistently deliver high-quality resolutions for our small business customers.

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Staff Analytics Engineer

Data & AnalyticsRemoteFull-time

Bridge the gap between data engineering, data science, and business analytics by building scalable, impactful data solutions that transform raw data into actionable insights for small business success metrics.

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Senior Data Scientist

Data & AnalyticsRemoteFull-time

Drive data science initiatives that directly impact small business success by conducting analysis, building models, and generating insights that guide product development and business decision making.

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Principal Software Engineer, Backend - Platform

EngineeringRemoteFull-time

Lead large engineering efforts across various domains including financial systems, business operations, and AI-powered features that serve small businesses. This senior individual contributor role will influence technical strategy and mentor engineering teams.

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Why Join Mainstreet?

Be part of a team that's changing how small businesses handle their finances

Great Team

Work with talented, passionate people who care about making a difference

Growth Opportunities

Advance your career in a fast-growing fintech company

Impact

Help thousands of small businesses succeed and grow

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