Senior Full-Stack Engineer - Real-Time & AI Platforms Remote

Job Title: Senior Full Stack Developer

Location: Remote – Latin America

Type of Contract: Full-Time | Remote | Contractor

Salary Range: Market Rates

Language Requirements: Strong written and verbal English communication skills

We are seeking a skilled Senior Full Stack Developer with experience in real-time systems, multi-service architectures, and modern web technologies to join our growing team at Equate Media. You will play a key role in strengthening and expanding a high-volume communications platform that supports thousands of inbound and outbound calls daily. Your work will directly impact operational efficiency, platform reliability, AI-driven automation, and business performance across live production systems.

Key Responsibilities

Quickly ramp up within an existing multi-service production platform and contribute across multiple repositories and services

Investigate, troubleshoot, and resolve production issues spanning frontend applications, backend services, telephony systems, databases, and infrastructure

Build and improve systems supporting real-time call flows, lead routing, buyer matching, and dispatch operations

Develop scalable backend services and APIs using Node.js, TypeScript, NestJS, Python, and FastAPI

Build and enhance internal operational interfaces using Vue 3, TypeScript, React, and Next.js

Architect and integrate AI-powered capabilities including transcription, summarization, automated dialing decisions, and workflow automation

Contribute to technical architecture decisions while improving engineering standards, observability, maintainability, and system reliability

Must-Have Qualifications

5+ years of professional experience as a Full Stack Software Engineer working in production environments

Strong expertise in Node.js and TypeScript with the ability to work across Python and PHP services as needed

Strong frontend development experience with Vue 3 or extensive experience in modern frontend frameworks with the ability to quickly adapt to Vue-based applications

Proven experience working within complex, existing production systems and multi-service architectures

Hands-on experience debugging full-stack issues across frontend, backend, databases, infrastructure, and real-time systems

Experience with MySQL, Redis, Postgres, AWS, and modern observability tools such as Grafana, CloudWatch, or Sentry

Strong ownership mindset with the ability to operate independently in a fast-paced, high-impact environment

Preferred Qualifications

Experience with telephony platforms, VoIP, SIP, Twilio, or CPaaS providers

Familiarity with WebRTC, Socket.IO, browser-based softphones, and real-time event-driven systems

Experience integrating LLMs and AI workflows into commercial production applications

Knowledge of LangChain, LlamaIndex, Pipecat, vector databases, or embedding pipelines

Experience with real-time audio streaming and WebSocket-based AI processing

Background working in polyglot environments combining JavaScript/TypeScript, Python, and PHP

Experience modernizing legacy systems while continuing to deliver new product functionality

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