Sr. Fullstack Engineer

Job Description

Job Description

Role Overview

We are seeking a highly skilled Full Stack Tech Lead with deep expertise in

backend development to lead the design, development, and optimization of scalable,

high-performance web applications. The ideal candidate combines technical excellence in

React, NodeJS, and AWS with strong leadership skills to guide engineering teams, ensure

architectural soundness, and deliver business-critical solutions.

Responsibilities

● Architecture & Development

○ Translate business and technical requirements into well-designed, architected

software services and user-facing applications.

○ Lead the end-to-end development lifecycle across frontend and backend

systems.

○ Design and implement scalable, reusable, and high-quality code using NodeJS

and modern ReactJS principles.

○ Build backward-compatible, flexible APIs for seamless service integrations.

○ Integrate APIs, databases, and cloud services with UI components.

○ Ensure applications follow responsive design principles and deliver a world-class

user experience.

● Quality & Performance

○ Establish and enforce unit test coverage of 80%+ and maintain automation

across testing pipelines.

○ Write and maintain functional tests for mission-critical features.

○ Debug, troubleshoot, and optimize performance across applications and

services.

○ Perform root cause analysis and resolve production issues promptly.

● Leadership & Collaboration

○ Lead code reviews, provide technical mentorship, and enforce best practices

across the team.

○ Collaborate cross-functionally with product managers, designers, and other

stakeholders.

○ Stay plugged into emerging technologies, frameworks, and industry trends to

continuously evolve the tech stack.

○ Facilitate brainstorming sessions to solve complex infrastructure, scalability, and

security challenges.

Required Skills & Qualifications

● 8–10 years of professional experience as a Full Stack Engineer.

● Expert proficiency in JavaScript (ES6+), NodeJS, ReactJS, and Express.

● Strong knowledge of SQL and relational databases (preferably PostgreSQL).

● Experience with RESTful APIs, microservices architecture, and backend integrations.

● Proficiency with AWS cloud services and DevOps workflows.

● Hands-on expertise with Git/GitHub workflows.

● Experience writing and maintaining unit and functional tests.

● Strong understanding of HTML5, CSS3, and modern frontend build tools (Webpack,

Babel, NPM/Yarn).

● Demonstrated experience leading engineering teams or projects.

Desired Skills & Qualifications

● Bachelor’s degree in Computer Science, Engineering, or related field (or equivalent

experience).

● Experience designing CI/CD pipelines (Jenkins, GitHub Actions, AWS pipelines).

● Familiarity with Redux, React Hooks, and state management best practices.

● Knowledge of security, scalability, and performance optimization patterns.

● Prior experience working with ERP, CMS, or large-scale enterprise systems.

● Strong communication skills with the ability to engage stakeholders

\nCompany Description

Start-up building the next generation of American power electronics.

Company Description

Start-up building the next generation of American power electronics.