Principal Full Stack Engineer

PhillyTech (SaaS Talent)

. Assess the existing production codebase for security vulnerabilities, scalability and performance bottlenecks, architecture risks, data protection concerns, and reliability issues .

Posted 9/29/2026full-timeRemote • Florida • United StatesLead💰 $90 - $120 per hourWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates extensive experience in software engineering with a strong focus on backend architecture, relational database design, and production readiness. Capable of owning features end to end, ensuring security, scalability, and performance while collaborating effectively with internal and external partners.

Highest-signal resume keywords

Vue.js DevelopmentPostgreSQL Database DesignProduction Readiness ManagementAI/LLM Architecture ExperienceSecurity Vulnerability Assessment

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Software EngineeringBackend ArchitectureRelational Database DesignData ModelingTesting AutomationIncident ResponsePerformance OptimizationCode ReviewMonitoring and TroubleshootingIntegration Development

Soft Skills

Organizational SkillsSelf-SufficiencyAdaptabilityTechnical Decision-Making

Tools & Technologies

PrismaNuxtStripe ConnectLiveKitTwilioZoomPgvectorAI Coding Agents

Industry Keywords

E-CommerceRegulated IndustriesProduction SupportTechnical Operations

Tech Stack

Tools & technologies

JavaScriptNuxtPostgresVue.js

About the role

Key responsibilities & impact

Assess the existing production codebase for security vulnerabilities, scalability and performance bottlenecks, architecture risks, data protection concerns, and reliability issues
Prioritize and implement pragmatic improvements for a safe, stable public launch
Take ownership of the platform's technical health and architecture, ultimately becoming its internal technical owner
Own features end to end from data modeling and architecture through implementation, testing, deployment, monitoring, and production support
Work across the full stack with a strong backend focus and contribute to Vue.js frontend development
Serve as the internal technical counterpart to outside engineering partners
Review architecture and code, validate deliverables, and ensure product, security, scalability, and production requirements are met
Partner with the existing platform engineer on technical knowledge transfer
Own production readiness and technical operations, including monitoring, troubleshooting, incident response, release readiness, technical QA, and escalation of production issues
Design, automate, and execute functional, regression, load, and smoke testing
Identify and communicate technical risks early
Design and evolve relational data models, PostgreSQL schemas, queries, indexes, migrations, and Prisma models
Work across integrations including Stripe Connect, LiveKit, Twilio, Zoom, Anthropic, and pgvector
Use AI coding agents to accelerate development while maintaining correctness, reliability, security, and maintainability
Ideally contribute to production AI architecture, including LLM integrations, RAG, agents, context management, retrieval, evaluation, and production reliability

Requirements

What you’ll need

8 to 12+ years of software engineering experience
Strong production experience with Vue.js
Deep hands-on experience with relational database design
PostgreSQL experience preferred
Experience with Nuxt is a plus
Experience with Prisma is a plus
Experience owning significant portions of a production platform across backend architecture, databases, APIs and integrations, infrastructure, deployment, monitoring, troubleshooting, and production support
Experience assessing production applications for security, scalability, reliability, and performance risks
Experience identifying vulnerabilities, protecting sensitive customer data, diagnosing bottlenecks, and implementing pragmatic improvements
Strong backend engineering depth
Experience reviewing and validating engineers' or external development partners' work
Ability to quickly understand and contribute within an existing codebase and technical direction
Experience owning production readiness, including monitoring, incident troubleshooting, release processes, technical QA, and resolving critical production issues
Experience with regulated industries or high-volume e-commerce is a bonus
Proven experience using AI coding agents on a production codebase
Production experience with AI/LLM architecture, including RAG, agents, context management, and model integrations, is a strong plus
Extremely organized and self-sufficient, able to operate independently and make sound technical decisions
Ability to adapt to changing priorities and take increasing technical ownership
Experience owning entire features and systems from architecture and data modeling through implementation, testing, deployment, monitoring, and ongoing production support
Availability for at least 5–6 hours of an 8–5 or 9–6 MST schedule

Benefits

Comp & perks

Multiple medical insurance options
Employer contribution toward medical insurance premiums
Dental and vision insurance options
Supplemental life insurance
Voluntary short-term and long-term disability insurance
15 days of PTO annually
7 paid company holidays
Access to company-certified coaches and personal development opportunities
Opportunities to attend company live events
Travel and leisure membership benefits
Remote work arrangement during the contract period