What are the responsibilities and job description for the Senior Full-Stack Engineer – AI position at nexus IT group?
We’re building the future of AI-driven voice technology, and we need a Senior Full-Stack Engineer to architect and ship high-impact features that directly shape our product and revenue. You’ll work at the intersection of cutting-edge AI, scalable infrastructure, and customer-facing applications—owning projects from 0→1 prototyping to 1→n scaling.
This is a high-leverage role where you’ll collaborate with top AI researchers, optimize large-scale audio data pipelines, and deploy real-time ML models that redefine how users interact with voice technology. If you thrive in fast-moving, early-stage environments and want to build foundational AI infrastructure, we’d love to hear from you.
What You’ll Do
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Build end-to-end, full-stack features that directly impact customers and revenue.
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Solve high-stakes audio AI challenges, from scalable data pipelines to real-time ML model deployment.
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Drive technical decisions at the frontier of AI, working alongside world-class researchers.
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Own and architect solutions from 0→1 prototyping to 1→n scaling, shaping our core product and infrastructure.
Technical Challenges You’ll Tackle
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Architect and ship customer-facing full-stack features that enable rapid iteration.
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Design scalable engineering solutions for processing and analyzing terabytes of audio data.
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Optimize data pipelines for large-scale audio dataset generation and quality control.
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Develop and deploy audio-focused ML/LLM models, from research to production.
Who You Are
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2-6 years as a senior full-stack engineer with startup experience (1-2 years at an early-stage or high-growth startup).
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Proven track record of shipping end-to-end features that drive revenue and user impact.
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Technical skills:
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Frontend: Next.js, TypeScript, TailwindCSS
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Backend: Node.js, tRPC, PostgreSQL
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Experience (or strong interest) in audio AI, signal processing, or ML deployment
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Leadership presence—able to mentor junior engineers and drive technical discussions.
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Exceptional at breaking down complex problems and communicating system designs.
Ideal Background
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CS degree from a top 25 university (or equivalent experience).
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Startup-minded—you thrive in ambiguity and move fast.
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Passion for voice technology, AI, and building from the ground up.
Why Join?
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Work on bleeding-edge AI with a world-class team.
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Build foundational infrastructure for a category-defining product.
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Competitive compensation, equity, and the chance to shape the future of voice tech.
