Fullstack Software Engineer – AI-Native

Proton.ai

. Ship products end-to-end across Proton's CRM platform for distributors .

Posted 10/30/2026full-timeRemote • United StatesMid-LevelSenior💰 $80,000 - $100,000 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in fullstack software engineering with a focus on TypeScript, Vue, Python, and SQL, while effectively collaborating with cross-functional teams to deliver scalable and reliable solutions. Proficient in utilizing AI coding agents and managing ERP integrations to enhance product delivery and customer satisfaction.

Highest-signal resume keywords

Fullstack Software EngineeringTypeScript/Vue DevelopmentPython Backend DevelopmentAI Coding Agents UtilizationERP Integration Experience

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

TypeScriptVuePythonSQLDatabase DesignData ModelingAPI DesignDebuggingSchema OptimizationDistributed Systems

Soft Skills

Strong CommunicationCollaborationOwnershipProblem-SolvingAdaptability

Tools & Technologies

Claude CodeCursor Agent ModeCodexMCP ServersAgent Frameworks

Industry Keywords

SaaSERP IntegrationsStartup ExperienceAgile MethodologiesCustomer Onboarding

Tech Stack

Tools & technologies

ERPPythonSQLTypeScriptVue.js

About the role

Key responsibilities & impact

Ship products end-to-end across Proton's CRM platform for distributors
Scope, build, deploy, monitor, and iterate on features
Operate AI coding agents such as Claude Code and similar tools
Work across TypeScript/Vue frontend, Python backend, SQL, data modeling, infrastructure, and integrations
Collaborate with PMs, designers, and engineers in a squad model
Participate in two-week sprints, standups, refinements, retrospectives, and code reviews
Design scalable, performant, reliable, and correct schemas, queries, and APIs
Improve engineering patterns, tooling, and team AI practices
Work directly with customers on onboarding and integration troubleshooting
Understand customer ERP configurations and translate them into Proton-compatible solutions
Visit customer sites a few times per year to support product decisions and customer needs

Requirements

What you’ll need

5+ years as a software engineer with real, demonstrable fullstack delivery — production systems, real users, real ownership
Strong software engineering fundamentals, including reading stack traces, reasoning about query plans, debugging race conditions, and validating AI-generated output
Daily, hands-on use of agentic development tools such as Claude Code, Cursor agent mode, Codex, or equivalent
Ability to structure prompts, manage context, parallelize agents, and verify agent output
Comfortable working across Vue, Python, SQL, infrastructure, and integrations
Database and systems expertise, including efficient schemas, queries, indexing, tradeoffs, and distributed-system failure modes
Pragmatic, fast, delivery-focused startup mindset and comfort with ambiguity
Strong written and verbal communication with PMs, designers, and customers
Ownership and judgment from idea through production
Experience with distribution ERP integrations such as Epicor Eclipse, P21, or similar is a plus
Experience with agentic products, MCP servers, tool-using agents, agent frameworks, evals, or system-level prompt/context engineering is a plus
Prior early-stage SaaS startup experience is a plus
Must be able to work in the United States under the E-Verify program requirements

Benefits

Comp & perks

Includes equity and full benefits
Competitive salary + company stock options
Flexible schedule with high autonomy
Unlimited PTO + 10 company-paid holidays
12 weeks fully paid parental leave (primary and secondary, including adoption and fostering)
Annual company-paid offsites
Occasional travel to customer sites a few times a year