We build and grow marketplace startups the right way

Our team of seasoned startup developers and other fractional experts build products, websites, apps and more for marketplaces who can't afford to compromise on quality.

We've helped


What We Do


Welcome to Senec, where we build the future one startup at a time. As a premium development studio, we specialize in turning funded ideas into thriving businesses.

Our unique blend of extensive startup experience and innovative tools sets us apart, empowering us to deliver superior results for our clients. Lets make your startup more profitable together.

Our Services


Great design is at the core of user experience and brand perception. At Senec, we offer flexible design services to meet your startup 's needs.

Whether it's collaborating with your existing design team to bring their vision to life, or creating an entirely new design from scratch, we're equipped for the task. Our design experts focus on creating intuitive, engaging, and visually stunning interfaces that resonate with your target audience and align with your brand identity.




Building robust, scalable solutions is our forte at Senec. Specializing in multi-vendor B2B / B2C marketplaces, our development services cater to startups looking for efficiency, flexibility, and reach.

We build tailor-made solutions that support your unique business needs and growth trajectory. Our experienced developers utilize cutting-edge technologies and methodologies to deliver high-quality products that stand the test of time and scale.

We know the ins and outs of building a marketplace including customer payments, vendor onboarding, vendor payouts and invoicing.



Efficient and reliable transactions are at the heart of every startup. At Senec, we integrate top-tier platforms like Stripe to enable global payments and ensure seamless transactions.

We also help establish subscription models, fostering a steady revenue stream for your business. Our robust, secure, and user-friendly payment systems allow you to focus on growth while we manage the details.