Applications Engineer

Key to Web3
  • Austin, Texas
    30+ days ago

    Job Description

    Applications Engineer

    We are hiring an Applications Engineer to help develop and optimize high-performance web and backend systems across compute infrastructure.

    Key Responsibilities:

    • Build and maintain web applications using TypeScript, React, and modern frameworks.
    • Develop and maintain APIs using Fastify, tRPC, GraphQL, gRPC, and REST.
    • Participate in architecture discussions and propose scalable, secure solutions.
    • Write modular, testable code focused on long-term maintainability.
    • Create and run test plans to ensure software quality.
    • Monitor system performance and address bottlenecks.
    • Document architecture, APIs, and internal processes.
    • Contribute to feature development and iterative product improvements.
    • Work cross-functionally with design, product, and engineering teams.
    • Participate in Agile workflows (sprint planning, standups, retrospectives).

    Key Requirements:

    • Proficiency in TypeScript, NextJS, Fastify, tRPC, Drizzle, REST, and PostgreSQL.
    • Experience building backend microservices with NodeJS.
    • Solid understanding of API architecture and server-side development.
    • Strong database skills with query optimization and performance tuning.
    • 4+ years of experience in software engineering.
    • Experience delivering production-scale systems.
    • Bachelor's degree in computer science or related field—or equivalent experience.
    • Familiarity with Agile development practices.
    • Experience working in early-stage or scaling environments.
    • Interest in building user-friendly and accessible interfaces.
    • Ability to write clean, maintainable code and follow engineering best practices.
    • Strong collaboration skills with cross-functional teams.
    • Proactive in identifying technical and process improvements.

    Numbers & Facts

    LocationAustin, Texas

    Skills

    • Agile Programming Methodologiesunmatched
    • Application Programming Interface (API)unmatched
    • Best Practicesunmatched
    • Computer Scienceunmatched
    • Cross-Functionalunmatched
    • GraphQLunmatched
    • Internet Applicationunmatched
    • Microservicesunmatched
    • Node.jsunmatched
    • Performance Analysisunmatched
    • Performance Tuning/Optimizationunmatched
    • Process Improvementunmatched
    • Product Designunmatched
    • Product Engineeringunmatched
    • Production Systemsunmatched
    • Query Optimizationunmatched
    • REST (Representational State Transfer)unmatched
    • React.jsunmatched
    • Server Architectureunmatched
    • Server Programming/Applicationsunmatched
    • Software Administrationunmatched
    • Software Engineeringunmatched
    • Sprint Planningunmatched
    • Standup Meetingsunmatched
    • Team Playerunmatched
    • Technical Recruitingunmatched
    • Test Plan/Scheduleunmatched
    • Testingunmatched
    • Writing Skillsunmatched

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