Senior Full Stack Software Engineer

Manulife•Boston, MA

23h•$80,625 - $134,375•Hybrid

About The Position

We are seeking an experienced Senior Full Stack Software Engineer to join our team responsible for supporting and enhancing critical production applications and platforms. This role is essential to maintain system stability, performance, and availability in mission-critical environments. You will leverage advanced troubleshooting capabilities and full-stack development expertise to resolve complex issues, implement permanent solutions, and drive continuous improvement initiatives. As a Senior Full Stack Software Engineer, you will also work as a Level 2 Production Support Engineer, you will work closely with Level 1 support teams, Level 3 development teams, and infrastructure partners to ensure timely resolution of incidents and uphold operational excellence.

Requirements

Excellent problem-solving skills and ability to perform under pressure.
Strong communication and stakeholder management skills.
Bachelor’s degree in computer science, Computer Engineering, or related field (advanced degree preferred).
5+ years of back-end development experience, including Databricks, Python, Azure Data Factory, and SQL Server building cloud-native solutions on Azure working with CI/CD pipelines using Azure DevOps, Jenkins, GitHub Actions, or similar tools.
Proficiency in back-end languages such has Java, Python, Node.js and front-end frameworks such has ReactJS, AngularJS, Vue.JS.
Solid understanding of application architecture visualization tools (e.g., Dynatrace, ServiceNow CMDB).
Proven ability to debug complex distributed systems, trace requests across microservices, and identify root causes in multi-tier environments.
Expertise in SQL/NoSQL databases and query optimization.
Hands-on experience with monitoring and logging tools (New Relic, Splunk, etc.).
Familiarity with ITIL processes or similar incident/change management frameworks.

Nice To Haves

Experience with Site Reliability Engineering (SRE) practices.
Familiarity with microservices architecture and distributed systems.
Certifications in cloud platforms (Azure, AWS) or ITIL.
Certifications or experience in Salesforce platforms
Experience with Java Spring Boot and event-driven systems (Kafka, RabbitMQ).

Responsibilities

Incident Management: Diagnose and resolve complex production issues across the full technology stack (front-end, back-end, APIs, and databases).
Root Cause Analysis: Conduct detailed investigations and implement permanent fixes to prevent recurrence.
Monitoring & Observability: Enhance system monitoring using tools such as New Relic, Grafana, Splunk, or ELK; maintain dashboards and alerts for proactive issue detection.
Performance Optimization: Identify bottlenecks and optimize application performance and scalability.
Deployment & Release Support: Partner with DevOps teams to ensure smooth deployments and rollback strategies.
Automation: Develop scripts and tools to automate repetitive support tasks and improve operational efficiency.
Cross-Team Collaboration: Work closely with L3 Development, QA, and infrastructure teams to resolve issues and improve system reliability.
Documentation: Maintain comprehensive runbooks, troubleshooting guides, and knowledge base articles.
Continuous Improvement: Recommend and implement best practices for error handling, logging, and fault tolerance.

Benefits

We’ll empower you to learn and grow the career you want.
We’ll recognize and support you in a flexible environment where well-being and inclusion are more than just words.
As part of our global team, we’ll support you in shaping the future you want to see.
Manulife/John Hancock offers eligible employees a wide array of customizable benefits, including health, dental, mental health, vision, short- and long-term disability, life and AD&D insurance coverage, adoption/surrogacy and wellness benefits, and employee/family assistance plans.
We also offer eligible employees various retirement savings plans (including pension/401(k) savings plans and a global share ownership plan with employer matching contributions) and financial education and counseling resources.
Our generous paid time off program in the U.S. includes up to 11 paid holidays, 3 personal days, 150 hours of vacation, and 40 hours of sick time (or more where required by law) each year, and we offer the full range of statutory leaves of absence.

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