Senior Software Engineer, Core Frameworks

Toast

Senior Software Engineer developing core libraries and tools for foundational engineering at Toast. Leading projects and enhancing tooling for developers leveraging AI for productivity.

Posted 7/1/2026full-timeRemote • Massachusetts • 🇺🇸 United StatesSenior💰 $159,000 - $254,000 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in Kotlin and Java for backend API service development while integrating AI tools to enhance developer workflows. Proven leadership in driving complex projects from design to rollout, fostering a culture of innovation and best coding practices.

Highest-signal resume keywords

Kotlin ExpertiseJava ExpertiseAI Integration ExperienceBackend API DevelopmentLeadership in Project Management

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

KotlinJavaBackend API DevelopmentCode ReviewTroubleshootingDebuggingArchitectural DiscussionsBest Coding PracticesMentoringProject Completion

Soft Skills

LeadershipConstructive FeedbackConfidenceHumility

Tools & Technologies

AWSDockerGitHub

Industry Keywords

Developer ToolsProduction IssuesTechnical RoadmapInnovationProduct-Oriented Team

Tech Stack

Tools & technologies

AWSDockerJavaKotlin

About the role

Key responsibilities & impact

Lead complex projects that impact developers across Toast
Participate in code reviews and provide constructive feedback to peers
Troubleshoot, debug, and resolve production issues as they arise
Participate in architectural discussions and influence the technical roadmap
Advocate for best coding practices to raise the bar for you, your team, and the company
Mentor and provide technical guidance to other team members
Leverage cutting edge AI tools to enhance your development workflow, improve velocity, and help pioneer new approaches to building - contributing to a culture of innovation and productivity across the team.

Requirements

What you’ll need

Demonstrated leadership driving significant projects to completion from design to rollout
Expertise with Kotlin/Java
Experience integrating AI into developer tools
Familiarity with developer tools: AWS, Docker, GitHub
Experience building Backend API Services on a product-oriented team
Confidence to take on big challenges and humility to ask questions when necessary

Benefits

Comp & perks

Health insurance
401(k) matching
Flexible work hours
Paid time off
Professional development opportunities