Full-Stack Engineer

Spear AI

• $110K — $130K *
US-AnywhereRemote in Washington, US
Information Technology
Less than 5 years of experience
Job Overview by Ladders

Qualifications

  • 4+ years of experience in full stack development
  • Proficient in front-end frameworks like React and Next.js
  • Strong back-end knowledge with Node.js and Python
  • Experienced in relational databases like PostgreSQL and MySQL
  • Familiarity with CI/CD and DevOps practices
  • Comfortable with security protocols (OAuth, JWT)
  • GitHub or open-source contributions showcasing coding skills

Responsibilities

  • Design and implement responsive user interfaces
  • Develop and optimize server-side logic
  • Create and manage API integrations
  • Ensure data integrity and performance optimization
  • Collaborate with cross-functional teams
  • Conduct unit and integration testing
  • Utilize version control for code management

Benefits

  • Opportunities for career growth into specialized or leadership roles
  • Access to ongoing training in new technologies
  • Support for obtaining security clearance
  • Flexible working environment
  • Collaborative team culture
Full Job Description
Spear AI is seeking a versatile software developer who works across both the client-side and server-side of web applications, with the skills to build complete, end-to-end solutions. This comprehensive role involves implementing responsive user interfaces, implementing business logic, building and optimizing databases, creating API integrations, and ensuring cross-platform compatibility.

Beyond technical expertise, successful Full Stack Engineers demonstrate strong problem-solving abilities, effective communication with technical and non-technical team members, time management skills, and adaptability to learn new technologies. This role also provides opportunities for career advancement toward specialized positions, technical leadership, or engineering management.

The ideal candidate has experience with both front-end and back-end development, with a strong comfort in relational databases. Candidates with a GitHub (or other open-source) profile stand out because we can check their work for attention to detail and code quality.

Front-end (Essential)

  • Tailwind CSS
  • TypeScript
  • React / Next.js
  • Experience with modern build tools (Vite, Webpack)
  • Server-side rendering (SSR)
  • React Error boundaries and suspense
  • Familiar with RESTful APIs (GraphQL is a plus)
  • State management (React Context, Zustand, Redux, etc.)


Back-end (Essential)

  • Node.js
  • Python / mypy
  • Authentication and authorization (OAuth, JWT, etc.)
  • Validation (Zod, Valibot, etc.)
  • Logging and monitoring (Sentry, etc.)
  • Unit testing and integration testing (Vitest, etc.)


Database Management

  • Relational databases (PostgreSQL, MySQL, etc.)
  • Data modeling
  • Schema migrations
  • Advanced SQL concepts (window functions, CTEs, materialized views, stored procedures, and triggers)
  • Performance optimization (indexing, EXPLAIN ANALYZE, etc.)
  • ETL and data pipelines
  • Experience with Kafka, RedPanda, or other streaming platforms is a plus


DevOps

  • CI/CD (GitHub Actions, GitLab Pipelines, etc.)
  • Docker
  • Docker Compose (Kubernetes is a plus)
  • Infrastructure as Code (Pulumi, Terraform, etc.)
  • Semantic Versioning
  • Deployment strategies
  • Feature flags
  • Linting / formatting (ESLint, Prettier, etc.)
  • AWS or other cloud providers


You must be willing to receive a Secret or Top Secret/SCI security clearance. This will be at no expense to you. For resources on what goes into a security background investigation and what disqualifies people reference the CIA requirements.

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