Senior Full-Stack Engineer Resume Sample

David Park

david@park.dev

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(415) 555-0320

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linkedin.com/in/david-park-fullstack

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github.com/davidpark

Senior Full-Stack Engineer

Senior Full-Stack Engineer with 10+ years architecting large-scale distributed systems. Led platform serving 25M+ users processing 200M+ daily events, reduced infrastructure costs by 45%, and improved system performance by 70%. Expert in React, Node.js, Python, microservices, and cloud architecture. Mentor engineering teams and drive technical strategy org-wide.

WORK EXPERIENCE

Senior Full-Stack Engineer

Feb 2020 – Present

Fintech Unicorn (Pre-IPO)

Platform Architecture & Leadership: Architected distributed platform serving 25M users and processing 200M+ daily events, leading team of 12 engineers across frontend (React), backend (Node.js/Python), and infrastructure
Cost & Performance Optimization: Reduced AWS infrastructure costs by 45% ($800K annually) and improved system performance by 70% through architectural improvements, caching strategies, and auto-scaling
Technical Strategy & Mentorship: Drove technical roadmap and architecture decisions, mentored 10+ engineers, established full-stack development standards adopted across 40-person engineering org

Full-Stack Engineer → Senior Engineer

Apr 2016 – Jan 2020

Social Platform (Series C)

System Scalability: Scaled platform from 500K to 15M users by implementing microservices architecture with React, Node.js, Python, and Kubernetes, enabling 10x traffic growth
Real-Time Features & Infrastructure: Built real-time notification system processing 50M+ daily events using Kafka and WebSockets, implemented multi-region deployment for 99.99% availability
Full-Stack Ownership: Owned end-to-end features from React frontend to Node.js APIs to PostgreSQL database design, implementing GraphQL gateway serving 30M+ daily requests

SKILLS & COMPETENCIES

CERTIFICATIONS

AWS Certified Solutions Architect Professional

Jul 2022

Amazon Web Services

EDUCATION

Master of Science in Computer Science

2014-2016

University of California, Berkeley

Berkeley, California

Distributed Systems
Software Engineering

Tools to build your Senior Full-Stack Engineer resume

Copy and adapt these proven examples to create a resume that stands out.

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Resume Headlines

Use these attention-grabbing headlines to make a strong first impression.

Senior Full-Stack Engineer | Distributed Systems | 25M+ Users, 200M+ Daily Events

Senior Full-Stack Engineer | React, Node.js, Python | 45% Cost Reduction

Staff Full-Stack Engineer | Platform Architecture | Mentoring 10+ Engineers

Senior Full-Stack Engineer | Microservices & Cloud | 70% Performance Improvement

Senior Full-Stack Engineer | Technical Strategy | Enterprise Scale Systems

Senior Full-Stack Engineer | Full-Stack Leadership | $800K Infrastructure Savings

💡 Tip: Choose a headline that reflects your unique value proposition and matches the job requirements.

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Power Bullet Points

Adapt these achievement-focused bullets to showcase your impact.

Platform Architecture & Strategy

• Architected distributed platform serving 25M users and processing 200M+ daily events, leading team of 12 engineers across frontend (React), backend (Node.js/Python), and infrastructure

• Designed event-driven microservices architecture with Kafka handling 200M+ daily events, implementing CQRS and event sourcing patterns improving scalability and resilience

• Built multi-region active-active deployment across 3 AWS regions with automatic failover achieving 99.99% uptime and sub-200ms global latency

• Drove technical roadmap and architecture decisions for 40-person engineering org, evaluating technologies, establishing patterns, and mentoring 10+ engineers

Cost & Performance Optimization

• Reduced AWS infrastructure costs by 45% ($800K annually) through architectural improvements, reserved instances, spot fleet optimization, and right-sizing resources

• Improved system performance by 70% through caching strategies (Redis), database optimization (connection pooling, query tuning), and async processing reducing P95 latency from 2.1s to 630ms

• Scaled platform from 5M to 25M users (5x growth) while maintaining costs through serverless adoption, horizontal scaling, and efficient resource utilization

• Implemented cost monitoring and alerting preventing $200K+ in wasteful spend through proactive capacity planning and resource optimization

Distributed Systems & Scalability

• Built real-time notification system processing 50M+ daily events using Kafka and WebSockets, implementing multi-region deployment for 99.99% availability

• Designed distributed caching layer with Redis Cluster handling 100K+ RPS reducing database load by 60% and improving response times across all services

• Implemented GraphQL gateway serving 30M+ daily requests with federation across 12 microservices, normalization caching, and intelligent batching

• Built data pipeline processing 200M+ daily events with Apache Kafka and Apache Flink enabling real-time analytics and event-driven workflows

Technical Leadership & Mentorship

• Mentored 10+ full-stack engineers on architecture, system design, and best practices, advancing 3 from mid to senior level and 2 from junior to mid through structured development

• Established full-stack development standards including API design patterns, database conventions, deployment practices adopted across 40-person engineering org

• Led technical design reviews for major features, providing architectural guidance preventing 15+ scalability issues and improving system quality

• Drove adoption of modern stack (React Server Components, Prisma, tRPC) training 20+ engineers and improving developer velocity by 40%

💡 Tip: Replace generic terms with specific metrics, technologies, and outcomes from your experience.

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Resume Writing Tips for Senior Full-Stack Engineers

Lead with Platform-Level Scale

Senior full-stack engineers build platforms, not features. Lead with user scale (25M+), event volume (200M+ daily), team size (12 engineers), cost impact ($800K saved). Show your decisions affect entire organizations and millions of users.

Demonstrate Strategic Technical Leadership

Include bullets on technical strategy, architecture decisions, technology evaluations, and roadmap planning. Show you drive long-term direction: established patterns, drove adoption, shaped architecture. Senior means defining the future, not just executing.

Showcase Distributed Systems Expertise

Senior full-stack means expertise in distributed systems. Include: event-driven architecture, microservices, multi-region deployment, scalability patterns, resilience strategies. Show you understand systems at scale, not just building apps.

Quantify Team Building and Organizational Impact

Senior engineers multiply through people. Quantify: engineers mentored (10+), promotions enabled (5), standards established, org adoption. Show you build technical capabilities and culture, not just systems.

Position for Staff/Principal Track

List 15-20 skills spanning full-stack (React, Node.js, Python), distributed systems (Kafka, microservices), cloud (AWS expert), leadership, and strategy. Show you're not just executing—you're defining how engineering works at your org.

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Essential Skills & Keywords

Include these skills to optimize your resume for ATS systems and recruiter searches.

Platform Architecture

System Architecture & Design Distributed Systems Microservices Architecture Event-Driven Architecture Multi-Region Deployment Platform Strategy

Frontend (Advanced)

React (Expert) TypeScript (Expert) Next.js & SSR State Management (Advanced) Performance Engineering Design Systems

Backend (Expert)

Node.js (Expert) Python (Expert) RESTful & GraphQL APIs Microservices Message Queues (Kafka) API Gateway Patterns

Databases & Caching

PostgreSQL (Advanced) MongoDB Redis (Expert) Database Scaling Query Optimization Data Modeling

Cloud & Infrastructure

AWS (Expert) Docker & Kubernetes (Expert) Infrastructure as Code (Terraform) Serverless Multi-Region Architecture Cost Optimization

Observability & DevOps

Monitoring & Alerting Distributed Tracing CI/CD (Advanced) Infrastructure as Code Observability (Datadog, Grafana) Incident Response

Leadership & Strategy

Technical Leadership Mentorship Architecture Decision Making Technical Strategy Team Building Cross-Functional Collaboration

💡 Tip: Naturally integrate 8-12 of these keywords throughout your resume, especially in your summary and experience sections.

Why this resume works

Role-Specific Strengths

Platform-level architecture: Architected distributed systems for 25M users, 200M events—senior scope requires platform thinking across entire stack
Technical strategy and decision-making: Drove technology choices, migration strategies, cloud architecture—senior engineers shape long-term technical direction
Scale and efficiency expertise: 45% cost reduction, 70% performance improvement, multi-region deployment—demonstrates optimization at massive scale
Organizational leadership: Mentored 10+ engineers, led technical roadmap, established standards—senior engineers multiply impact across organization

✓ ATS-Friendly Elements

Senior-level keywords: "distributed systems," "technical leadership," "platform architecture," "microservices," "cloud architecture"
Strategic verbs: Architected, Led, Drove, Established, Mentored, Scaled
Business impact: user scale, cost savings, performance at scale, team productivity
Technical depth: microservices, event-driven systems, multi-region, observability
10+ years experience with clear progression to senior/staff level

✓ Human-Readable Design

Summary positions as technical leader: platform architecture, team mentorship, strategic decisions
Metrics reflect senior scope: 25M users, 200M events, 45% cost savings, org-wide impact
Experience shows progression: Engineer → Senior → Staff/Principal level
Demonstrates influence: shaped architecture, drove strategy, mentored teams
Balance deep technical work with leadership, strategy, and organizational impact

💡 Key Takeaways

Senior full-stack engineers architect platforms and drive technical strategy, not just build features
Quantify impact at scale: users served, events processed, cost savings, infrastructure scaled
Show technical leadership: drove architecture, established patterns, mentored teams
Demonstrate systems thinking: distributed systems, scalability, observability, resilience
Balance hands-on technical work with strategy, mentorship, and organizational influence

📈 Career Progression in Full-Stack Engineering

See how Full-Stack Engineering roles evolve from feature development to system ownership.

💻 Junior Engineer → ⚙️ Full-Stack Engineer → 🚀 Senior/Staff Engineer (Current)

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Senior Full-Stack Engineer Resume Example