
We are a Boston-based startup using machine learning and AI technologies to create safer & more inclusive voice chat experiences with the revolutionary #ToxMod platform.

We are a Boston-based startup using machine learning and AI technologies to create safer & more inclusive voice chat experiences with the revolutionary #ToxMod platform.
Headquarters: Somerville/Boston, Massachusetts
Core product: Real-time voice safety & moderation (ToxMod, VoiceVault) and Velma APIs for transcription and deepfake/synthetic-voice detection
Founders: Mike Pappas (CEO) and Carter Huffman (CTO)
Employees: Approximately 55
Known funding: $66,000,000 total (includes a $30M Series A led by Lakestar)
Voice safety, moderation, fraud detection, and transcription for real-time conversational audio.
Software Development
$30,000,000
Series A announced Aug 16, 2022 with participation from investors including Hyperplane, Everblue, and Galaxy.
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Join Modulate as we pioneer the future of conversational intelligence. Modulate is the leader in conversational voice intelligence. We enable platforms and enterprises to deeply understand how people communicate and take timely action based on those insights.
Our products help detect harm, prevent fraud, and build safer, more trusted online and real-world voice environments. We are building a self-serve Conversation Intelligence Platform — APIs, workflows, and applications that bring voice understanding to customers at enterprise scale.
We are building a self-serve Conversation Intelligence Platform — APIs, workflows, and applications that bring voice understanding to customers at enterprise scale.
We’re looking for a Backend Engineer to help build and scale our Developer and Enterprise APIs. Your Impact You will play a critical role in bringing our world-class ML audio models to market through robust, scalable APIs. Your work will directly impact both our product velocity and our ability to serve enterprise and developer customers.
What You Will Do
What We Are Looking For
Benefits At Modulate, we prioritize people and sustainability—because doing great work requires feeling supported and safe. Some of our key benefits include:
Pay Transparency Modulate believes in transparency as a cornerstone of equity and trust. Compensation for this role is based on seniority, skills, and experience.
Salary: $140,000 to 170,000
Equity: Offered
Other perks: HSA, FSA, 15 holidays, professional growth resources
About Modulate Modulate is on a mission to make voice a force for good online. Our tools help communities thrive by proactively detecting toxic behavior, protecting user identity, and empowering safety teams. We’re trusted by leaders in gaming and beyond—and we’re growing fast.
We believe that great cultures don’t just happen. That’s why we’ve built a foundation of intentional systems: from bias-reducing hiring practices to transparent pay to tools that help teams collaborate across communication styles. At Modulate, we treat people like people—and we’re building technology that does the same.
Ready to join us? Apply here or reach out directly—we’re excited to meet you.
We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.
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