Platform Engineer - Core Product

King River Capital Group; Austin (TX); On-site; USD 180,000 - 225,000; Full time

Benefits offered by this job

Free Lunch

100% Insurance Coverage

4% 401K Match

Unlimited Vacation

Up to 20 days Remote Annually

Beautiful Office

Job summary

A leading technology firm in Austin, Texas, seeks an experienced Full-Stack Engineer to build product engines and APIs. The ideal candidate has over 4 years of experience and proven skills in back-end systems and API design. The role involves launching new product lines, managing infrastructure, and collaborating closely with intelligence teams. Competitive compensation from $180K to $225K, along with benefits like a $10K relocation bonus and unlimited vacation. This position requires in-person attendance five days a week.

Qualifications

• 4+ years of experience as a full-stack engineer.
• Strong experience building scalable backend systems.
• Ability to design clean, intuitive APIs and integration frameworks.
• Manage your own work in high-paced environments.

Responsibilities

• Launch new product concepts, APIs, and customer capabilities.
• Own verification and distribution infrastructure.
• Enhance core API and SDK capabilities.
• Deliver high-impact integrations.
• Design scalable, modular product architecture.

Skills

Full-stack engineering

API design

Creativity

Backend systems development

Self-starter

Product velocity

Tools

GKE

GCP

Spanner

Starrocks

Redis

Go

Python

Typescript

Job description

Location

Austin

Employment Type

Full time

Location Type

On-site

Department

Engineering

Compensation

• Engineer Total Comp $180K – $225K • 0.1% – 0.25% • $10K Relocation Bonus

About Verisoul

Verisoul stops fake accounts and fraud in the era of AI. We distinguish real humans from bots and bad actors for high-growth companies like Clay, Augment Code, and Morning Consult.

Our Trajectory (Last 12 Months):

• 6x YoY Growth: 6x ARR growth (to $2M) and scaled to 100+ customers.
• Product Dominance: 80% competitive win rate; we catch 70-105% more fraud than legacy tools.
• Strong Backing: Raised $8.8M Series A

You and Your Role

Build the product engines. Ship the APIs, SDKs, and verification rails that power Verisoul. Launch new product lines and make integration seamless for customers.

What You’ll Do:

• Ship New Products: Launch new product concepts, new APIs, new signals, and new customer capabilities.
• Build Core Infra: Own verification and distribution infrastructure.
• Expand APIs & SDKs: Enhance core API and mobile SDK capabilities.
• Drive Integrations: Deliver high-impact integrations to expand the partner ecosystem.
• Architect Systems: Design scalable, modular product architecture.
• Ensure Consistency: Partner with Intelligence and CX to unify the stack.

What You’ll Bring:

• Experience: 4+ years as a full-stack engineer
• Backend Mastery: Strong experience building scalable backend systems.
• API Design: Ability to design clean, intuitive APIs and integration frameworks.
• Self-starter: Manage your own work and structure in high-paced, potentially ambiguous problem spaces
• Creativity: Consistent ability to overcome obstacles with creative, cost-effective solutions.
• Product Velocity: A track record of shipping features that drive business value.
• Location: In-person in Austin, TX.

Who You’ll Work With:

• Intelligence & CX Teams: Collaborate to ensure consistent product delivery.
• Founders: Align product architecture with the roadmap.

Tech Stack:

GKE, GCP, Spanner, Starrocks, Redis, Go, Python, Typescript

Compensation: $180,000 - $225,000 + Equity

• Base Salary: $170,000 - $215,000 fixed annual salary (All Base)
• 401k match: 4% match of compensation (~$8,000)
• Equity Grant: 0.2% - 0.4% with 4-year vesting

Life At Verisoul

In office 5 days a week in Austin, Texas!

Benefits

• Free Lunch - personalized your way
• $10K Relocation Bonus
• 100% Insurance Coverage
• 4% 401K Match
• Unlimited Vacation
• Up to 20 days Remote Annually
• Beautiful Office

Our Values

1. All-in Optimism: Building a startup is hard. We bring the energy and steadfast optimism needed to push through challenges and accomplish the impossible—while having fun.
2. Total Ownership: Be a self-starter and a self-completer. Own high-impact problems end-to-end, combining structure with the execution skills to get the job done.
3. First Principles Curiosity: Challenge assumptions with a beginner’s mind. Rethink the "current way," test new hypotheses, and focus on finding the truth—even if it means changing your mind.

Compensation Range: $180K - $225K