Mariner Finance · 23 hours ago
Mulesoft Developer III
United States
Full-time
Remote
Senior Level
5+ years expMariner Finance is a company that specializes in financial services, and they are seeking a MuleSoft Developer III to lead integration projects and develop enterprise-grade APIs. The role involves designing and maintaining complex MuleSoft applications while providing technical mentorship and support to junior developers.
FinanceFinancial Services
Responsibilities
Design, develop, and maintain complex MuleSoft applications and APIs using best practices in API-led connectivity
Develop and execute unit tests to ensure quality, reliability, and performance of integrations
Contribute to developing and refining technical specifications, user stories, and solution documentation
Identify, troubleshoot, and resolve complex integration and performance issues
Assist in the development of logical and physical specifications to support integration design
Document technical solutions, lessons learned, and reusable components for ongoing knowledge sharing
Participate in off-hours support rotation that could include monitoring prior to the start of business and providing after-hours support for other time zones
Stay current with MuleSoft and Salesforce platform updates and emerging integration technologies
Lead assigned integration projects, ensuring clear expectations, collaboration, and timely delivery
Provide technical mentorship, peer code reviews, and knowledge sharing across the team
Collaborate with architects and other developers to align integration solutions with system and business objectives
Build strong partnerships with stakeholders and cross-functional teams to ensure successful solution delivery
Handle escalated or complex technical issues and drive root-cause resolution
Contribute to the refinement of development standards, patterns, and team processes that promote efficiency and quality
Participate in technical evaluations and provide input to enhance toolsets, workflows, and documentation practices
Provide end-user support when needed, particularly following larger platform releases
Perform other related duties as assigned to support evolving business needs
Qualification
Required
Bachelor's degree in Computer Science, Engineering, or a related field; equivalent combination of education and experience may be considered
Minimum five (5) years of experience in areas such as cloud computing, API integration, cloud messaging, ground-to-cloud connectivity, and highly scalable distributed systems
Proven experience delivering MuleSoft APIs and integrations in an enterprise environment
MuleSoft certification required (Developer or Integration Architect)
Proficiency in Java development, including debugging against REST APIs, SOAP, and Web Services
Hands-on experience designing APIs using RAML and MuleSoft Anypoint Platform
Strong understanding of design patterns, SOA, and integration technologies (XML, JMS, WS)
Experience with cloud-based infrastructure (e.g., CloudHub) and CI/CD pipelines
Skilled in using Java IDEs such as Eclipse, IntelliJ, or NetBeans
Extensive experience integrating with relational and NoSQL databases (MySQL, MS SQL, PostgreSQL, Oracle, MongoDB)
Experience profiling Java applications, diagnosing threading issues, and analyzing thread dumps
Solid understanding of API security concepts and performance optimization techniques
Strong analytical, problem-solving, and decision-making skills, with the ability to resolve technically complex issues
Demonstrated ability to manage multiple priorities, meet deadlines, and collaborate effectively across teams
Exceptional attention to detail with both creative and analytical thinking abilities
Ability to clearly articulate data model changes, solution designs, and complex technical processes to non-technical audiences
Advanced ability to evaluate and synthesize information from multiple sources, identify conflicts, and determine effective resolutions
Excellent project coordination, organizational, and communication skills—both verbal and written
High level of professionalism and interpersonal skills to work effectively with vendors, customers, and all levels of staff
Demonstrated commitment to maintaining data accuracy, integrity, and overall solution quality
Positive, proactive attitude with a focus on delivering high-quality outcomes and continuous improvement
Benefits
Health Insurance - Health Savings Account (HSA) with employer contributions if enrolled in a qualifying plan, Flexible Spending Account (FSA), and Dependent Care FSA
Vision Insurance
Dental Insurance
Company-paid Basic Life, Long-Term Disability, and AD&D Insurance
Voluntary worksite benefits including Accident, Critical Illness, Hospital Indemnity, Short-Term Disability, Supplemental Life, and Supplemental AD&D Insurance
401(k) and Company Matching Contributions
Paid Time Off - full-time employees may accrue a minimum of 120 hours per year
11 Paid Holidays
FMLA
Employee Assistance Program (EAP)
Paid Parental Leave
Referral Incentives
Education Assistance Program
Complimentary FIMC Membership Plan
Access to industry-specific training programs
Certain roles may qualify for additional benefits such as Relocation Assistance, Debt Assistance, Cell Phone Reimbursement, and Travel/Auto Reimbursement.
Company
Mariner Finance
Mariner Finance is a consumer finance industry.
1001-5000 employees
H1B Sponsorship
Mariner Finance has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (2)
2024 (1)
2023 (1)
2022 (2)
2021 (2)
2020 (6)
Funding
Current Stage
Late StageTotal Funding
unknown2013-01-01Private Equity
2009-12-15Acquired
Leadership Team
Joshua Johnson
President/CEO
Recent News
Business – Baltimore Sun
2025-08-29
2024-05-24
Company data provided by crunchbase