.png){kind=logo}
KK
Kolby Kalafut
Senior Full-Stack Engineer specializing in e-commerce and operations platforms
Dallas, TXSoftware Engineer8 years experienceSeniorE-commerceRetailTechnology
ScreenedIdentity Verified
Connect with Kolby
Kolby already has a relationship with Reval, so a warm intro from us gets a much better response than cold outreach.
Recommended
Already have an account?
About
Sole software engineer for an ecommerce operation who ships and operates full-stack products end-to-end. Built a production AI voice agent integrated with Shopify and internal systems that now handles 4,000+ customer calls/month, plus a branded mobile app credited with $4M+ in sales and a self-serve returns/warehouse platform with strong React/TS UX and robust AWS operations.
Experience
Software EngineerBeauty & Hair
Software Engineer (Freelance/Consulting)Upwork
Technical Coach (Part-time)Bloc
Education
Blocbootcamp, Full-Stack Web Development (2018)
Key Strengths
- End-to-end ownership of production AI voice agent handling 4,000+ customer calls/month
- Built customer-facing ecommerce products driving $4M+ in sales (branded mobile app)
- Strong product engineering focus (70–80% customer-facing) with supporting DevOps/reliability ownership
- Designs reliable Python/FastAPI services with layered architecture, versioned APIs, standardized errors, and strong observability
- Data integration and contract design across disparate systems (Shopify, internal tools, content stores) to ensure real-time accuracy
- Iterative conversational flow tuning using transcripts/metrics to improve completion/deflection while preserving CSAT
- Designed scalable PostgreSQL inventory/warehouse schema with movement ledger, indexing strategy, and iterative migrations
- AWS production operations and incident handling: scaled under traffic spikes, mitigated third-party API bottlenecks, added async queueing and improved autoscaling/alerts
Discover more candidates like Kolby
Search across thousands of pre-screened, high-quality, high-intent candidates on Reval.
Search Talent