26.08.2025 aktualisiert

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Senior Salesforce Developer, Tech Lead, Solution Architect

Jena, Deutschland
Weltweit
Bachelor of Science: Industrial Engineering (Information Technology)
Jena, Deutschland
Weltweit
Bachelor of Science: Industrial Engineering (Information Technology)

Profilanlagen

CV - Stefan Otto - 2025-07-23.docx
CV - Stefan Otto - 2025-07-23.pdf

Skills

Summary
Full stack Senior Salesforce Developer, Consultant, Tech Lead and Solution Architect with experience in a wide variety of industries and technologies. 11 years of professional experience as a software engineer, with 8 years specialising in Salesforce and leading multiple Sales, Service and Nonprofit Cloud projects. Quick adoption of new technologies, with a passion for clean and maintainable code and mentoring junior developers.

Skill Highlights
  • Salesforce
    • Sales, Service, Nonprofit, Experience/Community, B2C, B2B Classic, B2B Lightning
    • Apex, Lightning Web Components, Lightning Aura Components, Visualforce
    • Flow, Process Builder, Workflow Rules
    • SFDX, Gearset, CumulusCI
  • AI: GitHub Copilot
  • Intershop Commerce Suite
  • Commercetools
  • Java EE / Spring
  • JavaScript / Node.js / React / jQuery
  • CSS / SCSS / LESS
  • SQL
  • REST / SOAP
  • Microservices
  • Git / Subversion
  • Jira / Confluence
  • Agile / Scrum

Salesforce Certificates
Developer
  • Certified Platform Developer II
  • Certified Platform Developer I
  • Certified JavaScript Developer I
  • Certified B2C Commerce Developer
Consultant
  • Certified Administrator
Architect
  • Certified System Architect
  • Certified Identity and Access Management Designer
  • Certified Development Lifecycle and Deployment Designer
  • Certified Integration Architecture Designer

Other Certificates
  • Commercetools Certified Solution Developer
  • Oracle Certified Professional Java SE 7 Programmer
  • Oracle Certified Associate Java SE 7 Programmer

Sprachen

DeutschMutterspracheEnglischverhandlungssicher

Projekthistorie

Senior Salesforce Developer + Solution Architect

ANT-Informatik GmbH (as freelancer)

Internet und Informationstechnologie

10-50 Mitarbeiter

  • extend and support existing AppExchange Package based on Salesforce Nonprofit Cloud
  • design and implement new Managed Package (data model, code, layout, etc.)
  • review of existing package and code architecture
  • create refactoring strategy with impact effort analysis
  • refactor, optimize, extend existing code base and data model
  • heavily reduce resource usage and improve performance
    • refactor all Apex Triggers to lower database usage and avoid exceeding query limits
    • re-implement multiple major business processes and significantly decrease resource usage (example: reduce the necessary lines of code from 1200 to 500, reduce database queries by 50%, reduce CPU time by 30%, all while simultaneously adding new features)
  • create documentation (overview of triggers, guidelines regarding Apex and Managed Package development, major update of package installation and update guidelines)
  • update Continuous Integration pipeline
  • analyse requirements and estimate efforts based on Salesforce Nonprofit Cloud
  • perform code reviews
  • used skills: Salesforce Nonprofit Cloud, Apex, Flows, Lightning Pages, Lightning Components (LWC, Aura), CumulusCI

Senior Salesforce Developer + Solution Architect

Deutsche Post DHL Group – via Dr. Glinz COVIS GmbH (as freelancer)

Transport und Logistik

>10.000 Mitarbeiter

  • extend and support one of the largest Salesforce Service Clouds in Europe
    • heavily customized Salesforce environment, which handles millions of DHL’s private and business customers
    • 4500 users, up to 2 million Cases/month, 100+ project members
  • leading role in improving maintainability, platform stability and performance
    • major refactoring of front-end components to reduce total Org Database CPU consumption time by 30%
    • reduce Platform Event Deliveries by 99% and prevent them from hitting the Salesforce limit of 50k/day by refactoring the responsible code
    • re-implement a major business process and reduce the necessary lines of code from 5100 to 600, removing 5 Triggers and 6 Apex Background Jobs in the process
    • analyse and reduce Record Locking and Concurrency issues
    • monitor and maintain code quality, stability and performance with the help of Salesforce Scale Center and SonarQube
  • extend and support the custom-built template management solution for emails and letters, which handles 25k sendouts/day
    • implement a sendout automation as part of the Case automation process, so that custom sendouts are possible without any user input
    • overhaul the user interface and design by utilizing Salesforce Lightning Design System
    • improve performance by 1000x in certain situations for DHL Service Agents which access Salesforce via a resource limited virtual desktop
  • introduce GitHub Copilot to the development team
  • complete re-implementation of the Case customer search and assignment process
  • implement and maintain correct data mapping of 50+ service forms from Deutsche Post and DHL websites into the Salesforce Service Cloud
  • lead the major overhaul of all special agreements with business customers
  • integrate and update customer-specific extensions (Shipment search and assignment, Case merging, Work Order management, customer complaint process, Account service affiliation)
  • specify and implement integrations with external systems (e.g. the Global Customer Service System of the International Post Corporation)
  • supervise junior developers and nearshore service providers
  • analyse requirements and estimate efforts based on Salesforce Service Cloud
  • ensure and support deployments to the Production Org
  • perform code reviews
  • used skills: Salesforce Service Cloud, Apex, Flows, Lightning Components (LWC, Aura), REST

Lead Salesforce Developer + Solution Architect

Bosch Service Solutions GmbH

Automobil und Fahrzeugbau

>10.000 Mitarbeiter

  • extend and support existing Salesforce Service Cloud
  • multi-cloud Salesforce environment with 80 project members and 2500 users
  • project language: English
  • tech lead for 4 international developers
  • substitute project manager and scrum master
  • design of architecture affecting the whole platform
  • specify translation process for metadata and master data
  • evaluate and support offline capabilities
  • integrate and update customer-specific extensions (integration with ERP system, Lightning Components)
  • analyse requirements and estimate efforts based on Salesforce Service Cloud
  • perform code reviews
  • used skills: Salesforce Service Cloud, Apex, Flows, Lightning Components (Aura), REST

Zertifikate

Salesforce Certified Platform App Builder

Salesforce

2022

Salesforce Certified JavaScript Developer I

Salesforce

2020

Salesforce Certified Platform Developer II

Salesforce

2020

Salesforce Certified System Architect

Salesforce

2020

Salesforce Certified Identity and Access Management Architect

Salesforce

2020

Salesforce Certified Development Lifecycle and Deployment Architect

Salesforce

2020

Salesforce Certified Integration Architect

Salesforce

2020

Salesforce Certified Administrator

Salesforce

2018

Salesforce Certified B2C Commerce Developer

Salesforce

2018

Salesforce Certified Platform Developer I

Salesforce

2017

Oracle Certified Professional Java SE 7 Programmer

Oracle

2017

Oracle Certified Associate Java SE 7 Programmer

Oracle

2016


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