Senior Software Engineer II, Data Integration (Config)

About The Job

At HubSpot, we’re building a world-class CRM, Marketing, Sales, and Services platform that helps small and medium-sized businesses grow better. More than 250,000 customers around the globe rely on our products, and we’re continuing to invest deeply in engineering to scale and innovate.

We’re looking for a Senior Software Engineer to join our Sync Config team, a core team in HubSpot’s Data Hub. Data Hub is one of the fastest-growing parts of HubSpot’s ecosystem and helps organizations elevate their data through integrations, AI-powered data management, etc.

Our Sync Config team is mainly working on two products:

• Data Sync: a real-time two-way sync platform that connects external SaaS tools with HubSpot’s CRM. On top of that, the team is also working on
• Data Studio: a brand new data ingestion platform, from where data can be combined, enhanced and activated upon, which is now more relevant than ever in the current AI age.
  
  

They are responsible for building and maintaining the platform layer that lets both customers and HubSpot product teams configure, manage, and understand data synchronization at scale. We simplify the configuration experience for users while enabling deep integrations across HubSpot through reliable, high-performance backend services.

In this role, you'll

• Build and maintain backend services and APIs that power both our Data Sync and Data Studio products
• Work on distributed systems that process large volumes of data efficiently.
• Develop monitoring and observability tools to ensure platform health.
• Work in a high-trust environment with product ownership and autonomy.
• Collaborate with teams across app integrations, product, and design.
• Mentor more junior engineers when needed.
  
  

We're Looking For People Who

• Have professional experience building and operating backend services
• Deep knowledge of one primary programming language (Java or Go), with the ability and motivation to learn a second language on the job
• Understand distributed systems, data flows, and API design.
• Have demonstrated the ability to solve complex engineering problems with empathy and customer focus.
• Communicate clearly and collaborate effectively with cross-functional, distributed teams.
• Take ownership, think proactively, and enjoy figuring things out in ambiguous spaces.
• Thrive in small, customer-driven teams (3–5 engineers).
  
  

What's In It For You

• Join an experienced and passionate team of developers.
• Significant autonomy and ownership in a product-focused engineering culture.
• Opportunity to ship code that directly impacts a product relied upon by many thousands of customers every day
• Various growth paths within the company
• Above-market compensation package, including stock grants
• Our Ghent office is located in the historical city centre and offers a well-equipped, comfortable space for collaboration when you’re onsite
  
  

Tech Stack

• Primary languages: Java, Go
• Other technologies: Kafka, Kubernetes, MySQL, HBase, RPC, internal developer tools
• Platform: Microservices running in Kubernetes, built for scale and reliability
  
  

At HubSpot, we believe great work can happen anywhere. Whether you prefer the energy of an office or the flexibility of working from home in Belgium, our hybrid model is designed to support how you work best.

We know the confidence gap and impostor syndrome can get in the way of meeting spectacular candidates, so please don’t hesitate to apply — we’d love to hear from you.

If you need accommodations or assistance due to a disability, please reach out to us using this form.

At HubSpot, we value both flexibility and connection. Whether you’re a Remote employee or work from the Office, we want you to start your journey here by building strong connections with your team and peers. If you are joining our Engineering team, you will be required to attend a regional HubSpot office for in-person onboarding. If you join our broader Product team, you’ll also attend other in-person events, such as your Product Group Summit and other gatherings, to continue building on those connections.

If you require an accommodation due to travel limitations or other reasons, please inform your recruiter during the hiring process. We are committed to supporting candidates who may need alternative arrangements

Massachusetts Applicants: It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability.

Germany Applicants: (m/f/d) - link to HubSpot's Career Diversity page here.

India Applicants: link to HubSpot India's equal opportunity policy here.

About HubSpot

HubSpot (NYSE: HUBS) is an AI-powered customer platform with all the software, integrations, and resources customers need to connect marketing, sales, and service. HubSpot's connected platform enables businesses to grow faster by focusing on what matters most: customers.

At HubSpot, bold is our baseline. Our employees around the globe move fast, stay customer-obsessed, and win together. Our culture is grounded in four commitments: Solve for the Customer, Be Bold, Learn Fast, Align, Adapt & Go!, and Deliver with HEART. These commitments shape how we work, lead, and grow.

We’re building a company where people can do their best work. We focus on brilliant work, not badge swipes. By combining clarity, ownership, and trust, we create space for big thinking and meaningful progress. And we know that when our employees grow, our customers do too.

Recognized globally for our award-winning culture by Comparably, Glassdoor, Fortune, and more, HubSpot is headquartered in Cambridge, MA, with employees and offices around the world.

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• HubSpot Careers
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