Do you need a product development team with Y-Combinator, StartX, and Alchemist experience that gets sh*t done? Try us!
Horizon Labs is a product development agency with teams in California & Turkey.
Quick & Cost-Effective
Led by a YC alum and an ex-VC, we help startups rapidly build quality apps—without the engineering headaches and at a fraction of the cost—so you can focus on growing your business.
Horizon Labs' Accelerated Flair's Ability To Go-to-Market
"Horizon Labs has strong skills and experience with OpenAI, LLMs, API development, Kubernetes, and cloud deployment. Their engineering support helped us deliver a production-ready application we could roll out to customers fast."
- Samir Sen, Co-Founder & CEO at FlairLabs.ai (YC S22)
We Know Code.
Whether you're still experimenting or have found product-market fit, our developers have the experience & expertise to accelerate your engineering output.
Prototyping & MVPs
Don't waste valuable time and money building the wrong thing. Focus is a skill, and we'll help you rapidly test your concept with interactive prototypes, gather user feedback, and de-risk your launch. Your code is guaranteed to work so if something breaks after our contract ends, we will gladly fix it.
Custom Development
We specialize in creating custom applications that are designed to meet your specific requirements and objectives, including MVPs and prototypes, with your customers in mind. Our team is happy to join your customer conversations for a better understanding of the problem.
Staff Augmentation
Need additional engineering resources that plug seamlessly into your systems and processes? We can provide skilled engineers to augment your team with on-shore and off-shore talent, including options to recruit full-time engineers for your team.
Other?
We are great coders. For everything else, we make introductions with people we've worked with or come recommended on Bookface or the Alchemist Vault. Tell us what you need and we'll be happy to recommend someone.
Testimonials.
It doesn't matter what sized project you give us, Horizon Labs is dedicated to providing the very best engineering experience to teams who trust us to build with them.
Sonny Mo
Co-Founder & CEO @ Bloom (YC W21)
“HorizonLabs Team is one of the most technically gifted leaders and engineering teams I've ever worked with! They are swift executors and also generally very likable people who are fun to work with. We are very fortunate to have worked with them!”
Josh Archer
CTO @ Arketa (YC S22)
"They absolutely nailed it, getting everything done on time and without busting the budget. Seriously, their game was on point! They kept things smooth throughout. Major props to them and can't wait to work on more stuff together."
Dan Lee
Co-Founder & CEO @ Yura Health
“Horizon Labs is a high quality, responsive team with fast turnaround on sprints."
Samir Sen
Co-Founder & CEO @ FlairLabs (YC S22)
"Horizon Labs has strong skills and experience with OpenAI, LLMs, API development, Kubernetes, and cloud deployment. Their engineering support helped us deliver production-ready application we could roll out to customers fast."
Marcus Ellison
Chief Technology Officer @ TrueChoice
“Horizon Labs vastly increased our visibility into technical workflows and capacity to achieve projected outcomes. They have a fast and reliable team with exceptional integrity and commitment to doing a good job. Thanks horizonlabs!”
Victor Tang
Chief Product Officer @ Corros
“We worked with another agency and faced surprising costs because of unthought estimations. Working with HorizonLabs enabled us to work without surprises with well set estimations and expectations.”
Shraysi Tandon
Co-Founder & CEO @ Kidsy
“Horizon Labs feels like part of our company, even though they’re outsourced. They have a strong skill set and are proactive about getting things done.”
Haamid Ali
Founder @ Cresance (Alchemist + StartX)
"They were very collaborative and had excellent communication and technical expertise, keeping me informed on each step of the project through delivery."
Our Clients.
We've worked with companies of all sizes in healthtech, e-commerce, marketplaces, AI, and more. We are tech-agnostic and can work around your stack or build one from scratch.
Sinan is the co-founder and COO of Kidsy.co, a digital marketplace focused on baby & kid products.
Read moreSaif led the team that worked with the CEO to re-build their marketplace from Wordpress to Sharetribe.
Read moreKendall led the team that worked with the CEO to build their voice AI agents & copilot software. Horizon Labs also provided GTM & sales support.
Read moreSinan worked with the CTO to containerize their codebase, dev-ops pipeline, and preview environments in Google Cloud Platform.
Read moreSinan led the team and worked with the CEO to build a new API initiative for their web app.
Read moreYour Engineering Team.
We're startup founders who love building products with ambitious founders. Find us on Bookface or contact any one of us below to talk about how we can help you build products your customers need.
Sinan Sari
Sinan is based in Irvine, CA and is a systems and processes nut. He was co-founder & CTO of Cuboh (YC S19), a senior software engineer at Tasso & Oscar Health, and is currently a co-founder at Kidsy. He loves working on healthtech & e-commerce/marketplace projects.
Cagatay Kurt
Kurt is based in Santa Monica, CA and is our in-house AI expert. He spent 8 years at Microsoft as an SDE and 4 years at Snapchat as an SEM before co-founding Commons (acquired by Pulse then Mozilla Networks) as CTO. He loves working on cutting-edge AI/ML projects.
Serdar Pehlivan
Serdar is based in Turkey and oversees developer output & training. A math Olympiad medalist, PhD in Computer Engineering, and ex-Vice Dean of Engineering at a university, Serdar's work ensures our developers deliver quality code on time and on schedule.
Esra Nur
Esra is based in Newport Beach, CA and is our lead Product Manager, bridging the gap between client business objectives and our technical teams. She's responsible for crafting user stories our engineers use to understand each client's customer needs before we begin writing code.
Mairah Karim
Mairah is based in Pakistan and is our "voice of the customer." She's responsible for prioritizing client requests, escalating emergencies, and updating customers about the status of their tasks regularly. She is fanatical about making sure customer needs are addressed quickly.
Startup Resources.
We've been founders ourselves and know how valuable the right communities, tools, and network can be, especially when bootstrapped. Here are a few that we recommend.
Need Developers?
We help startups build ideas into apps their customers will love (without the engineering headaches).