Integration Engineer - Hubspot and Salesforce

Integration Engineer - Hubspot and Salesforce
Lisboa
Lisboa, Lisboa, Portugal

Integration Engineer — CRM Native Apps We
Transact

About us We
Transact helps ISVs succeed on the Microsoft Azure Marketplace. We're the partner companies turn to for
- sell enablement, MACC consumption deals, and marketplace transaction management — serving 450+ customers with Microsoft Partner of the Year recognition.

About the role We're looking for an Integration Engineer to own and evolve our native CRM applications: We
Transact for Salesforce (App
Exchange) and We
Transact for Hub
Spot (Hub
Spot Marketplace).

Both apps are live and in use by customers. You'll take ownership of the codebase, maintain platform compatibility, resolve issues, and ship new features that bring more of the We
Transact experience into our customers' CRM workflows.

What you'll own We
Transact for Salesforce — native App
Exchange app

We
Transact for Hub
Spot — native Hub
Spot Marketplace app

Responsibilities Maintain and improve both apps as the sole owner

Ship new features (co-sell workflows, MACC tracking, deal sync enhancements)

Ensure compatibility with Salesforce releases (3x/year) and Hub
Spot platform updates

Handle App
Exchange security reviews and Hub
Spot app
- certification

Troubleshoot and resolve
- reported issues

Work closely with product and customer success to prioritize the roadmap

Requirements 3+ years building or maintaining apps on Salesforce or Hub
Spot

Experience with Apex, Lightning Web Components (Salesforce) or Hub
Spot APIs + UI Extensions

Familiar with App
Exchange Security Review or Hub
Spot App Certification processes

Solid backend skills (Node. js or Python)

Comfortable with OAuth 2. 0, REST APIs, webhooks, data sync patterns

Self-directed — you'll be the single owner of these products

Nice to have Familiarity with Microsoft Azure Marketplace or cloud
- sell programs

Experience at a B2B Saa
S company

Portuguese/EU timezone

What we offer Full-time role (Lisbon-based or remote EU)

Full ownership of two live products

Profitable, bootstrapped company — no bureaucracy.

Competitive salary (ranging 45-60K based on proficiency)