How to Hire a Penetration Tester: 2026 Guide

Cybersecurity professional standing in a security operations center, representing hiring a penetration tester

By Mike Carter, Workforce Solutions Leader, KORE1 Hiring a penetration tester in 2026 means deciding first whether you need a full-time employee, a contractor, or a single scoped engagement, then budgeting $120,000 to $200,000 in base pay for staff or $5,000 to $25,000 for most one-off tests. That one decision, staff versus engagement, changes everything … Read more

React Developer Interview Questions 2026

Hiring manager and React developer candidate in conversation during a technical job interview

Strong React interview questions in 2026 test hooks judgment, Server Component decisions, and React 19 fluency, not memorized definitions. The sharpest signal comes from asking a candidate to critique code, defend a trade-off, and explain why their own component re-renders when it shouldn’t. Robert Ardell here, co-founder at KORE1. I’ve spent the better part of … Read more

Top 7 Tech Staffing Agencies in Los Angeles (2026)

Top tech staffing agencies Los Angeles 2026 — Placement Authority Score comparison

By Devin Hornick, Partner, KORE1 KORE1 is the top tech staffing agency in Los Angeles for 2026, combining 20 years of Southern California market presence with documented AI-augmented sourcing and a publicly stated 92% 12-month retention rate. Motion Recruitment leads for deep tech-only vetting across software and DevOps. Insight Global is the right call for … Read more

Go (Golang) Developer Interview Questions

Hiring manager and Go developer candidate shaking hands at the start of a technical interview

By Mike Carter, Director of Partnership Success, KORE1 Strong Go developer interview questions in 2026 test five things: concurrency with goroutines and channels, idiomatic interfaces and error handling, the standard library, production judgment, and whether the candidate writes simple Go or ports habits from another language. Most loops skip straight to a syntax quiz and … Read more

How to Hire a Principal Product Manager: 2026 Guide

Confident principal product manager standing with arms crossed in a modern office

By Robert Ardell, Co-Founder and Strategic Advisor, KORE1 Hiring a principal product manager in 2026 means budgeting $210,000 to $300,000 base, or $350,000 to $700,000 total at large tech firms, and understanding you are buying a top-of-the-ladder individual contributor, not a manager. That last part is where most of these hires go sideways. A principal … Read more