Software Engineer, Full Stack, Level 5

Jobtailor; California (MO); On-site; USD 140,000 - 190,000; Full time

Job summary

Jobtailor is seeking a senior full‑stack software engineer to build cutting‑edge web applications for mobile and desktop platforms. You will implement high‑quality UI features, leverage modern JavaScript frameworks, and contribute to shared libraries that power scalable services.

The role emphasizes strong design, performance optimization, and applying AI tools to accelerate development while maintaining security and code quality across production systems.

Qualifications

• 6+ years of post‑Bachelor’s software development experience
• Experience with full stack web development
• Strong JavaScript/HTML/CSS skills
• Experience with React/Angular/Vue
• Knowledge of OOP and functional programming
• Understanding of domain‑driven design principles
• Unit testing proficiency
• Experience in front‑end design or web development
• Ability to optimize JavaScript performance and rendering
• AI tools usage in development and auditing output

Responsibilities

• Build state-of-the-art mobile and desktop web software applications and/or systems
• Follow high-quality design and implementation practices
• Implement features and user interfaces to optimize performance of user‑facing products
• Contribute to engineering culture by working on shared libraries and systems
• Log and analyze operational and engagement metrics
• Utilize AI tools and high‑velocity engineering workflows to design and ship scalable services while upholding rigorous standards for code correctness, security, and production‑ready quality code

Skills

JavaScript/TypeScript

HTML/CSS

Front-end frameworks

Java

Golang

Python

OOP/FP

DDD (Design)

Unit testing

AI tooling

Performance tuning

Security practices

Full stack dev

Education

Bachelor’s Degree in CS

Master’s Degree in CS

PhD in CS

Tools

React/Angular/Vue

Job description

Responsibilities

• Build state‑of‑the‑art mobile and desktop web software applications and/or systems
• Follow high‑quality design and implementation practices
• Implement features and user interfaces to optimize performance of user‑facing products
• Contribute to Snap’s engineering culture by working on shared libraries and systems
• Log and analyze operational and engagement metrics
• Utilize AI tools and high‑velocity engineering workflows to design and ship scalable services while upholding rigorous standards for code correctness, security, and production‑ready quality code

Requirements

• Bachelor’s Degree in a relevant technical field such as computer science or equivalent years of practical work experience
• 6+ years of post‑Bachelor’s software development experience; or Master’s degree in a technical field + 5+ year of post‑grad software development experience; or PhD in a relevant technical field + 2+ years of post‑grad software development experience
• Experience with full stack web development
• Highly proficient in JavaScript (and/or TypeScript), HTML, and CSS
• Highly proficient in Java, Golang, NodeJs, and/or Python
• Experience developing front‑end software using JavaScript UI frameworks (e.g., React, Angular, Vue)
• Strong knowledge of object‑oriented and functional programming principles
• Understanding of domain‑driven design principles
• Solid knowledge of unit testing
• Experience in front‑end design and/or web application development
• Writing code for user interface components
• Experience optimizing JavaScript performance and browser layout rendering
• Ability to identify and resolve performance and scalability issues
• Proficiency in, or a strong aptitude for, leveraging AI tools to streamline development, paired with the critical judgment to audit generated output for architectural integrity, performance bottlenecks, and security risks
• Adaptability in learning and applying evolving AI systems and tools to remain at the forefront of engineering trends and modern development practices