Online Code Interview Tool & Editor

Evaluate developers where it matters most — in real code. AltHire AI's online code interview tool and editor recreates authentic development challenges, letting candidates write, run, and debug code live while AI proctoring ensures every session is honest, fair, and insightful. Move beyond resumes and hire engineers who can truly build.

Developer writing code in an online interview editor during a live technical assessment

Our Online Code Interview Tool & Editor Services

From live coding assessments to AI-powered proctoring and detailed reports, we cover every aspect of technical hiring.

Live Coding Assessments

Interactive, real-world coding challenges that let candidates write and execute code live in any language, testing logic, problem-solving, and depth — not just syntax knowledge.

AI Video Interviews

Adaptive, conversational AI conducts human-like technical interviews 24/7, crafting role-specific questions and scoring responses with consistent, bias-free precision.

AI Proctoring & Integrity

Advanced AI monitors camera, audio, screen, and coding behavior in real time — flagging suspicious activity, preventing cheating, and ensuring every assessment is authentic.

Detailed Reports & Feedback

Comprehensive, AI-generated candidate reports with dimensional performance scores, question-by-question breakdowns, video playback, and proctoring summaries for confident hiring decisions.

ATS Integrations

Seamlessly connect with 20+ ATS platforms including Greenhouse, Lever, Ashby, and BambooHR to sync candidate data and automate your hiring workflow end to end.

Interview Preparation (MockMate)

AI-powered mock interview platform that simulates realistic coding and behavioral scenarios, delivering real-time personalized feedback to help candidates build confidence and perform at their best.

Recruiter reviewing a candidate's live coding session report on a laptop dashboard

How Our Code Interview Process Works in 4 Steps

Upload Your Job Description & Define Criteria

Paste your job description and let AltHire AI's system automatically craft role-specific coding questions, evaluation criteria, and scoring rubrics tailored to the exact stack and seniority level you need — no manual setup required.

Invite Candidates to the Live Code Editor

AI Proctoring Runs Silently in the Background

Receive Instant, Detailed Performance Reports

Trusted By Top Teams

Success Stories

See how leading organizations cut hiring time and elevated technical talent quality with AltHire AI.

"What really sets AltHire apart is their excellent support. Anytime we ran into issues, the team was quick to step in and resolve most of them within 24 hours. Their turnaround time and willingness to go the extra mile gave us a lot of confidence. On top of that, they're..."

NAGENDRA KUMAR

"AltHire AI has saved us countless hours. We can now pre-screen candidates quickly and focus only on those who truly fit the role. The detailed reports have made decision-making so much clearer. I can't imagine going back to the old way."

HariShankar
HariShankar

"AltHire has been a game-changer for my career! The support from the team and the culture of innovation inspire me every day."

"AltHire AI has been a game changer for us. The AI interviews are incredibly efficient and have helped reduce bias in our hiring process. What used to take days now takes just hours, and the detailed reports provide insights we never had before."

Jalaj Dagar
Jalaj Dagar

"Working remotely has allowed me to balance my personal and professional life like never before. I truly feel valued here."

"AltHire AI reduced our hiring time by 75% while improving candidate quality. It's a game-changer for our HR team."

Sarah Johnson

"We were struggling to keep up with our hiring demands, but AltHire's AI simplified everything. The platform's ability to assess candidates and provide in-depth reports made it much easier to focus on the right talent. We've been able to hire faster and smarter."

Nagendra Kumar
Nagendra Kumar

"What really sets AltHire apart is their excellent support. Anytime we ran into issues, the team was quick to step in and resolve most of them within 24 hours. Their turnaround time and willingness to go the extra mile gave us a lot of confidence. On top of that, they're..."

NAGENDRA KUMAR

"AltHire AI has saved us countless hours. We can now pre-screen candidates quickly and focus only on those who truly fit the role. The detailed reports have made decision-making so much clearer. I can't imagine going back to the old way."

HariShankar
HariShankar

"AltHire has been a game-changer for my career! The support from the team and the culture of innovation inspire me every day."

"AltHire AI has been a game changer for us. The AI interviews are incredibly efficient and have helped reduce bias in our hiring process. What used to take days now takes just hours, and the detailed reports provide insights we never had before."

Jalaj Dagar
Jalaj Dagar

"Working remotely has allowed me to balance my personal and professional life like never before. I truly feel valued here."

"AltHire AI reduced our hiring time by 75% while improving candidate quality. It's a game-changer for our HR team."

Sarah Johnson

"We were struggling to keep up with our hiring demands, but AltHire's AI simplified everything. The platform's ability to assess candidates and provide in-depth reports made it much easier to focus on the right talent. We've been able to hire faster and smarter."

Nagendra Kumar
Nagendra Kumar

"What really sets AltHire apart is their excellent support. Anytime we ran into issues, the team was quick to step in and resolve most of them within 24 hours. Their turnaround time and willingness to go the extra mile gave us a lot of confidence. On top of that, they're..."

NAGENDRA KUMAR

"AltHire AI has saved us countless hours. We can now pre-screen candidates quickly and focus only on those who truly fit the role. The detailed reports have made decision-making so much clearer. I can't imagine going back to the old way."

HariShankar
HariShankar

"AltHire has been a game-changer for my career! The support from the team and the culture of innovation inspire me every day."

"AltHire AI has been a game changer for us. The AI interviews are incredibly efficient and have helped reduce bias in our hiring process. What used to take days now takes just hours, and the detailed reports provide insights we never had before."

Jalaj Dagar
Jalaj Dagar

"Working remotely has allowed me to balance my personal and professional life like never before. I truly feel valued here."

"AltHire AI reduced our hiring time by 75% while improving candidate quality. It's a game-changer for our HR team."

Sarah Johnson

"We were struggling to keep up with our hiring demands, but AltHire's AI simplified everything. The platform's ability to assess candidates and provide in-depth reports made it much easier to focus on the right talent. We've been able to hire faster and smarter."

Nagendra Kumar
Nagendra Kumar
The AltHire AI Difference

Why Choose AltHire AI?

AltHire AI combines cutting-edge AI technology with deep hiring expertise to deliver a code interview platform that is fast, fair, and genuinely effective.

100% AI Proctored

Every single coding session is fully proctored by AI, ensuring authentic candidate performance and eliminating cheating globally.

90% Faster Hiring

Automated coding assessments and instant AI reports cut time-to-hire by 70–90%, freeing recruiters from hours of manual screening.

Bias-Free Evaluation

A structured, objective scoring model assesses every candidate on the same criteria — eliminating unconscious bias from technical hiring decisions.

Universal ATS Compatibility

Integrates with 20+ leading ATS platforms so candidate data, interview results, and reports sync automatically into your existing workflow.

Meet The AltHire AI Team

A team of AI, product, and HR veterans building the future of technical hiring.

Vivek

Chief Marketing Officer

Vivek brings exceptional strategic and operational depth to AltHire AI as Chief Marketing Officer. As a finance leader at Amazon, he led worldwide finance for Fulfillment By Merchant (FBM) and holds a Lean Six Sigma Green Belt certification, reflecting his commitment to efficiency and customer-centric innovation. With 9+ years at Amazon, Vivek's cross-functional expertise bridges financial strategy, operational excellence, and growth marketing. At AltHire AI, he drives the platform's market presence and go-to-market strategy, ensuring companies across industries discover a smarter, faster, and fairer way to hire technical talent. His data-driven mindset directly shapes how AltHire AI delivers measurable ROI to its customers.

Rajeev Kumar

Chief Technology Officer

Rajeev Kumar is a seasoned technology leader and AI expert who co-founded AltHire AI to bring enterprise-grade intelligence to technical hiring. Currently leading knowledge graph innovations at Netflix, Rajeev previously advanced search and recommendation systems at Facebook and spent over a decade at Microsoft specializing in AI, machine learning, and large-scale data systems. With 15+ years of experience across the world's most demanding tech environments, he architects AltHire AI's core intelligence — from adaptive interview agents and real-time proctoring to the AI-powered assessment and reporting engine. His deep expertise ensures the platform remains at the cutting edge of AI-driven recruitment technology.

Ruchira Priyadarshini

Chief Product Officer

Ruchira Priyadarshini leads product vision at AltHire AI with over 17 years of deep HR expertise spanning organizational development, culture building, talent acquisition, employee engagement, change management, and performance & compensation. A Certified NLP Master Practitioner, Ruchira brings a uniquely human lens to AI product design — ensuring that every feature of the code interview platform reflects how real hiring teams think, evaluate, and make decisions. Her rare blend of HR strategy and product leadership enables AltHire AI to build tools that are not just technically powerful, but genuinely usable and impactful for recruiters, hiring managers, and candidates alike across every industry.

Ravindar Bharti

Advisory Board Member

Ravindar Bharti serves on AltHire AI's Advisory Board, contributing strategic product and user experience expertise built over a distinguished career. As former Director of Product at TalentMatch, Ravindar developed deep insight into the pain points of talent acquisition platforms and what separates tools that recruiters love from those they abandon. Currently at Microsoft, he continues to operate at the intersection of enterprise technology and human-centered product design. His guidance shapes AltHire AI's roadmap, ensuring the platform evolves in ways that solve real hiring problems, delight users, and maintain a competitive edge in the rapidly advancing AI recruitment technology landscape.

Frequently Asked Questions

How does CodeInterview.io work?

AltHire AI's online code interview tool works by providing candidates a secure, browser-based code editor where they solve real-world challenges in any programming language. Recruiters upload a job description, the AI generates tailored questions and evaluation criteria, and candidates receive a link to complete the session. AI proctoring monitors integrity throughout, and a detailed performance report is delivered instantly upon completion.

What are the 5 C's of interviewing?

What programming languages does the code editor support?

How does AI proctoring prevent cheating during coding interviews?

Can I customize coding assessments for specific roles or tech stacks?

How quickly are candidate reports generated after a coding interview?

Does AltHire AI integrate with our existing ATS?

Is there a free trial or consultation available before purchasing?

Still Have Questions About Our Code Interview Tool?

Talk to our team for a free platform demo and consultation tailored to your hiring needs.

Trusted & Recognized

Awards and Recognition

AltHire AI 350+ weekly interviews achievement badge

350+ Weekly Interviews

Delivering over 350 AI-powered interviews every week at scale.

100% AI Proctored assessments certification badge

100% AI Proctored

Every assessment is fully AI proctored for integrity and fairness.

AltHire AI 20+ ATS integrations certified compatibility badge

20+ ATS Integrations

Certified compatibility with over 20 leading ATS platforms.

Ready to Hire Developers Who Can Actually Build?

Fill out the form below and an AltHire AI specialist will reach out to show you how our online code interview tool can transform your technical hiring process — faster assessments, fairer evaluations, and better engineers.

Contact Us Today

For immediate assistance, feel free to give us a direct call at +1 425-900-8102 You can also send us a quick email at vivek@althire.ai