Senior Software Engineer

Replicant

Full-stack engineer building AI voice and chat products for Replicant, whose platform helps enterprise contact centers resolve customer requests with AI. Shipping scalable TypeScript, Node.js, React, and Python systems.

Posted 8/5/2026full-timeRemote • 🇺🇸 United StatesSenior💰 $130,000 - $190,000 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in full-stack software engineering with a focus on AI and SaaS applications, emphasizing mastery of TypeScript, Node.js, and Python. Proven ability to design scalable solutions and improve production systems based on performance metrics and user feedback.

Highest-signal resume keywords

Full-Stack Software EngineeringTypeScript MasteryNode.js MasteryAI Tools ProficiencyAutomated Testing Implementation

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Full-Stack Software EngineeringTypeScriptNode.jsPythonAI ToolsAutomated TestingDebuggingRefactoringRelational DatabasesLLM Prompt Engineering

Soft Skills

CollaborationCommunicationMentorship

Tools & Technologies

ReactGoogle Cloud ServicesKubernetesAWSGCPAzureCI/CD Pipelines

Industry Keywords

SaaSAIReal-Time SystemsHigh-Availability DesignEnterprise-Scale AI

Tech Stack

Tools & technologies

AWSAzureCloudDistributed SystemsGoogle Cloud PlatformJavaScriptKubernetesMySQLNode.jsPostgresPythonReactRustTypeScript

About the role

Key responsibilities & impact

Build new features powering millions of daily conversations on Replicant’s core AI voice and chat products
Ship full-stack end-to-end features with high impact
Integrate automatic speech recognition, text-to-speech, and conversational AI model improvements into products
Refactor, optimize, and debug production systems while balancing latency, cost, and user experience
Participate in regular on-call rotations and monitor live production systems
Continuously improve systems based on performance metrics and customer feedback
Contribute to knowledge sharing and mentorship across distributed systems, high-availability design, and enterprise-scale AI user experience
Participate in team and company-wide office events; travel as required
Collaborate with product and machine learning teams to enable customers to build AI-powered conversations

Requirements

What you’ll need

5+ years of full-stack software engineering experience, ideally in SaaS, AI, or complex real-time systems
Experience owning and shipping elegant, maintainable, continuously improving solutions that scale to millions of users
Experience raising the bar for engineering in teams
Strong collaboration and communication skills
Mastery of AI tools for writing, improving, debugging, and refactoring large codebases
Experience designing and implementing automated, manual, and AI testing
Mastery of TypeScript and frontend frameworks such as React or similar
Mastery of Node.js for production-grade backend systems
Mastery of Python
Experience with Rust, LLM prompt engineering, Google Cloud Services, or Kubernetes
Familiarity with relational databases such as MySQL and PostgreSQL
Familiarity with AWS, GCP, or Azure and CI/CD pipelines
Familiarity with metrics, logging, and monitoring
Enthusiasm for AI, machine learning, and telephony
Ability to attend occasional in-person company events
Authorization to work in the United States or Canada

Benefits

Comp & perks

Company-wide offsites and smaller team gatherings
Conferences, books, and courses funded through a tech and learning stipend
Remote work by design with flexible calendar management
Flexible vacations
Paid sabbatical after 5 years
Comprehensive benefits
Physical and mental well-being stipend
Competitive salaries
Equity in the company