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Exact Sciences Logo Exact Sciences · IT - Software Development

Senior Platform Developer

Poland, Warsaw · Job Posted February 18, 2026
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Job Description

The Senior Platform Developer is responsible for delivering high-quality, secure, and scalable solutions and ensuring efficient, well-governed release processes for the International Salesforce platform at Exact Sciences. The role focuses on designing, building, and maintaining business-critical capabilities while supporting smooth and reliable deployments across development, test, and production environments.

Job Responsibility

  • Participate in all phases of the software development lifecycle, including requirements analysis, technical design, development, testing, deployment, and support
  • Deliver medium to high complexity Salesforce functionality including business logic implementation, asynchronous processing, custom frameworks, integration via REST/SOAP APIs and Platform Events, and complex Apex classes, triggers, workflows, validation rules, formulas, and process automation
  • Deliver Salesforce frontend functionality including Lightning Web Components, Visualforce, user interface customization, and responsive design
  • Contribute to the development of engineering standards, best practices, and reusable components
  • Mentor junior engineers and encourage knowledge sharing within the team
  • Coordinate with stakeholders, peers, and decision-makers to align release schedules, manage dependencies, and ensure smooth deployment from development through staging to production
  • Implement and manage scalable release processes including continuous delivery, optimization, monitoring, and support for the end-to-end release lifecycle
  • Contribute to the definition and management of environment strategies and data management such as backups, seeding, and anonymization
  • Ensure security and compliance across development and release activities, including the implementation of automated quality and security gates
  • Monitor and analyze Salesforce events and system activity using Event Monitoring to ensure performance, security, and compliance
  • Identify release risks, troubleshoot and resolve technical issues, perform root cause analysis, and implement rollback, recovery, and disaster recovery procedures
  • Recommend and implement improvements in processes, tooling, and automation to enhance development and release efficiency
  • Stay current with emerging trends and technologies in Salesforce development and release engineering and apply relevant innovations to the platform
  • Manage and execute hotfix deployments to address urgent production issues with minimal disruption
  • Ability to work nights and/or weekends, as needed
  • Uphold company mission and values through accountability, innovation, integrity, quality, and teamwork
  • Support and comply with the company’s Quality Management System policies and procedures
  • Maintain regular and reliable attendance
  • Ability to act with an inclusion mindset and model these behaviors for the organization

Requirements

  • Fluency in English (C1 or above per CEFR framework) with the ability to communicate on technical topics relating to the software development process
  • Bachelor's degree in Information Systems, Computer Science, or other field related to the essential duties of the position
  • or high school degree/ 4th level vocational qualification in IT and 4 years of relevant experience related to the essential duties of the position in lieu of Bachelor’s degree
  • 6+ years of software development experience with building cloud-based applications using Salesforce and other cloud technologies
  • 4+ years of proficiency in Saleforce.com development, covering both backend and frontend functionality, using Apex Triggers, Apex Controllers, Visual Force Page / Lightning, SOQL & SOSL, Schedule, and Batch & Queueable jobs
  • 3+ years of experience managing DevOps in a software engineering role, including supporting Salesforce and MuleSoft platforms
  • 3+ years of experience with HTML, CSS, JavaScript, JQuery, WSDL, XML, XQuery, XSD, SOAP, REST, and WSDL
  • Proficiency with GitLab workflows and SFDX CLI
  • Good knowledge of AWS infrastructure and services
  • Authorization to work in Poland without visa sponsorship

Nice to have

  • Salesforce certifications: Salesforce Certified Platform Developer II and/or Salesforce Certified Development Lifecycle and Deployment Designer
  • Experience in building and maintaining processes in Informatica Cloud
  • Experience in building Salesforce and MuleSoft CI/CD pipelines from scratch
  • Experience with Salesforce and MuleSoft platform production deployments in an Agile/Scrum environment
  • Practical knowledge of Confluent Kafka
  • Practical knowledge of Python and/or Bash
  • Practical knowledge of databases and SQL
  • Experience in molecular biology, genomics, translational science, and/or personalized medicine
  • Superior technical communication skills
  • Knowledge of other European languages (French, German, Italian, Polish, Spanish) and/or Japanese
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