Salesforce B2B Commerce Engineer – Backend / Full Stack

apeirum

. Build and maintain B2B Commerce features including stores, buyer accounts and groups, entitlements, catalogs, products, price books, cart, checkout, and order handover .

Posted 11/11/2026full-timeBarcelona • SpainMid-LevelSeniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in Apex development, Salesforce B2B Commerce, and Lightning Web Components, with a strong focus on delivering high-quality features and integrations. Proficient in using Git, Salesforce DX, and CI/CD practices while collaborating effectively in multi-site teams.

Highest-signal resume keywords

Apex DevelopmentSalesforce B2B CommerceLightning Web ComponentsGit and CI/CDAI Coding Assistants

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

ApexSOQLAsynchronous ProcessingTest ClassesSalesforce B2B CommerceLightning Web ComponentsJavaScriptHTMLCSSCommerce/Connect APIs

Soft Skills

CollaborationProblem-SolvingCommunication

Tools & Technologies

Salesforce DXGitCI/CDAzure DevOpsJest

Certifications & Qualifications

B2B Commerce DeveloperPlatform Developer IPlatform Developer IIExperience Cloud Consultant

Industry Keywords

B2B CommerceMulti-CurrencyMulti-Language CommerceERP IntegrationsPIM Integrations

Tech Stack

Tools & technologies

AzureCloudERPJavaScriptJestTypeScript

About the role

Key responsibilities & impact

Build and maintain B2B Commerce features including stores, buyer accounts and groups, entitlements, catalogs, products, price books, cart, checkout, and order handover
Develop Apex classes, asynchronous processing, platform events, and reusable commerce services
Configure B2B Commerce and Experience Cloud LWR storefronts
Build targeted Lightning Web Components and storefront extensions
Provide the Salesforce side of catalog, pricing, inventory, customer, and order integrations with the Integration Engineer
Ship through Git, Salesforce DX, and CI/CD with automated tests and peer code reviews
Troubleshoot production issues, identify root causes, and implement lasting fixes
Use AI coding assistants for implementation, refactoring, testing, and documentation while owning delivered work
Collaborate with the Salesforce team in Barcelona and Switzerland and an external development partner
Own features from refinement through production

Requirements

What you’ll need

Strong hands-on Apex development: SOQL, asynchronous processing, test classes and governor limits
Practical experience with Salesforce B2B Commerce on Lightning or Experience Cloud (LWR)
Git, Salesforce DX and CI/CD
Routine use of AI coding assistants in daily engineering work
Standard-first mindset, using Salesforce standard capabilities before custom code
Fluent English
Based in Spain (Barcelona)
Salesforce certifications (B2B Commerce Developer, Platform Developer I/II, Experience Cloud Consultant) — nice to have
Lightning Web Components, JavaScript, HTML and CSS — nice to have
Salesforce security and data model: sharing, permissions, CRUD/FLS — nice to have
Complex B2B pricing, availability, promotions, or multi-currency and multi-language commerce — nice to have
Commerce/Connect APIs, Apex REST, Platform Events — nice to have
ERP, PIM, or pricing integrations in a manufacturing environment — nice to have
Azure DevOps pipelines, Jest, or TypeScript — nice to have
Experience in multi-site teams or with external implementation partners — nice to have
Spanish/Catalan or German — nice to have

Benefits

Comp & perks

Indefinite/permanent employment contract directly with maxon
23 days of annual leave
Flexible working hours supporting work–life balance
Continuous learning and growth through the maxon academy and professional development programs
Club Natació de Barcelona membership
Cobee program
International collaboration with teams in Switzerland and an external development partner