Senior Full Stack Software Engineer

LG Energy Solution Vertech, Inc.

Senior Fullstack Software Engineer at LG Energy Solution Vertech focusing on energy market optimization and AI. Involved in end-to-end software development for battery energy storage systems.

Posted 4/17/2026full-timeWestborough • Massachusetts • 🇺🇸 United StatesSenior💰 $100,000 - $175,000 per yearWebsite

Tech Stack

Tools & technologies

Distributed SystemsMicroservices

About the role

Key responsibilities & impact

Be part of the Climate tech revolution and help solve the most complex problems through software engineering.
Act as the advocate for technical excellence, ensuring that the EMO/AI team adopts technologies that are scalable, maintainable, and aligned with long-term business goals.
Work closely with cross-functional and diverse teams throughout the software product life cycle to gather requirements, drive architectural roadmap, adopt best practices to prevent technical debt, implement new features, fix bugs, participate in quality assurance, and update stakeholders on periodic basis.
Design, develop, and ship customer-facing features across the full stack (backend APIs/services and frontend UIs).
Serve as the technical authority on the team, mentoring peers, and standardizing the development lifecycle.
Mentor and support junior engineers through code review, pairing, and guidance on design tradeoffs.
Collaborate with energy markets, operations, and product teams to translate domain requirements into reliable software.
Write testable, observable, maintainable code with an eye toward long-term maintainability and performance.
Lead 'build vs. buy' evaluations for new tools and frameworks, providing data-driven justifications for technology shifts.
Help elevate engineering standards, including best practices in system design, frontend technology, testing, and development workflows.
Participate in interviewing and help calibrate hiring quality as the team grows.
Participate in Agile/Scrum ceremonies and help the team continuously improve its execution and delivery process.

Requirements

What you’ll need

B.S in Physics/Engineering/Computer Science with software development experience
Minimum 6+ years of experience building and operating production-grade software systems
Proven experience in distributed systems and microservices architecture
Demonstrated full stack experience: backend services/APIs and modern frontend UIs
Demonstrated and a track record of ownership of features from ideation through deployment and ongoing support
Establish and enforce standards for observability, logging, and error handling to ensure the reliability of software used in BESS and energy market systems domain
Comfortable mentoring others and contributing to a team's engineering culture
Experience supporting customer-facing software in production environments with reliability and performance considerations.

Benefits

Comp & perks

competitive salaries
generous benefits
flexible working hours

ATS Keywords

✓ Tailor your resume

Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills & Tools

software engineeringdistributed systemsmicroservices architecturefull stack developmentbackend APIsfrontend UIsobservabilityloggingerror handlingAgile

Soft Skills

mentoringcollaborationcommunicationleadershipproblem-solvingtechnical advocacyteam buildingquality assurancestakeholder managementcontinuous improvement

Certifications

B.S in PhysicsB.S in EngineeringB.S in Computer Science