Integrations Engineer

About Sierra Studio

When you apply to Sierra, you join an ecosystem. We specialize in connecting talented Brazilian professionals with exciting career opportunities in a highly-vetted small community of growing companies in the US. Applying to Sierra seamlessly integrates you into this ecosystem, granting automatic eligibility for all relevant opportunities we offer.

About our hiring partner

Our hiring partner is a venture-backed, high growth software startup based in NYC. Their AI-powered platform helps omnichannel consumer brands gain valuable data to "bridge" online and offline audiences to drive revenue across channels. Their suite of tools including warranty registration, sweepstakes & rebates empower brands to connect with their consumers wherever they shop. They work with some of the best brands in the world including Heineken, Feastables, Momofuku, Health-Ade, Skullcandy, and Gozney.

They're a lean, diverse team with a bias toward action and extreme ownership. Their customer-first mindset drives everything they do, and they're excited to build the future of omnichannel commerce.

The Role

Our hiring partner is looking for an Integrations Engineer to help build, maintain, and scale the technical integrations that power their platform. In this role, you'll work closely with their Product, Engineering, and Customer teams to design and implement seamless integrations with their clients' tech stacks, including ecommerce platforms, CRMs, ERPs, and third-party marketing tools.

You'll play a critical role in ensuring that their platform delivers reliable, high-quality data flows between systems—helping brands unlock the full value of their platform.

What You'll Do

● Design, develop, and maintain integrations between their platform and external systems (e.g., Shopify, Salesforce, Klaviyo, NetSuite, etc.)

● Own the technical implementation of new integrations, from scoping to deployment

● Collaborate with customer success and product teams to understand client requirements and translate them into technical solutions

● Troubleshoot and resolve integration issues quickly to ensure data accuracy and reliability

● Build internal tools and processes to automate and streamline integration workflows

● Maintain clear documentation for all integration processes and data flows

● Stay current with integration best practices, tools, and industry trends to continuously improve their capabilities

● Contribute to overall platform scalability and security best practices

Who You Are

You're a strong fit for this role if you have:

● 3–5+ years of experience in software engineering, integrations, or API development

● Proficiency with APIs (RESTful, GraphQL), webhooks, data formats (JSON, XML), and creating APIs following best practices

● Experience with authentication flows (OAuth), third-party SDKs, and familiarity with Node.js/TypeScript

● Comfortable with CI/CD processes, version control, and managing developer upgrades and deprecations

● Ability to debug complex integrations using tools like CloudWatch logs

● Experience with ecommerce and marketing platforms (e.g., Shopify, Klaviyo, Salesforce), and integration tools (e.g., Zapier, Workato, Prismatic) preferred

● Familiarity with various databases (MongoDB, Postgres, Redshift, BigQuery)

● Strong problem-solving skills and ability to debug complex integration flows

● Strong collaborator, able to build trusted relationships with partners like Klaviyo and Shopify

● Proactive, organized, and thrives in building scalable, reliable integration solutions

● Excellent problem-solving, communication, and multitasking skills in a fast-paced startup environment

● Strong communication skills in English

Why Join?

● Impact: Play a pivotal role in shaping how our hiring partner integrates with leading ecommerce and marketing ecosystems.

● Growth: Work alongside a high-caliber team and gain exposure to a wide range of technologies and industries.

● Flexibility: Remote work with unlimited PTO policy.

● Culture: A lean, collaborative, fast-paced team focused on ownership and outcomes.