Mid Level Frontend Developer React Js Jobs in Delaware

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As a Lead Software Engineer at JPMorgan Chase within the Consumer and Community Banking Operations Dispute technology, you are an integral part of an agile team that works to enhance, build, and deliver trusted market-leading technology products in a secure, stable, and scalable way. As a core technical contributor, you are responsible for conducting critical technology solutions across multiple technical areas within various business functions in support of the firm's business objectives.

Job responsibilities

• Lead the design, development, and deployment of highly scalable, fault-tolerant, mission-critical distributed systems and cloud modernization initiatives that process high-volume financial transactions with zero-downtime

• Drive technical design decisions and long-term architecture strategy, making critical choices on technology stack, architectural patterns, and infrastructure solutions while evaluating and introducing emerging technologies that improve team productivity and system capabilities

• Serve as technical lead for full-stack development, providing hands-on guidance to engineers on complex technical challenges, driving code review excellence, and championing engineering best practices across the team

• Ensure code quality and security through comprehensive automated testing strategies (unit, integration, end-to-end), static code analysis, and vulnerability scanning

• Mentor and develop engineering talent within the team, conducting technical coaching sessions and fostering a culture of continuous learning and technical excellence

• Collaborate with cross-functional teams including architects, product owners, and engineering teams to translate business requirements into scalable technical solutions and delivery roadmaps

• Partner with engineering teams across the organization to define technical scope, API contracts, integration patterns, cross-team dependencies, and end-to-end delivery plans

• Drive delivery excellence across multiple concurrent initiatives in a fast-paced environment, effectively balancing technical debt, feature development, and operational stability

• Establish and maintain comprehensive observability frameworks including logging, monitoring, alerting, and distributed tracing to ensure system reliability, rapid incident resolution, and operational excellence

• Provide L3 production support and serve as technical escalation point for critical issues, collaborating with operations teams to ensure rapid incident resolution, root cause analysis, and system stability

Required qualifications, capabilities, and skills

• Formal training or certification on software engineering concepts and 5+ years applied experience building enterprise-grade applications

• Expert-level proficiency in Java, Spring Boot, RESTful API design, and microservices architecture with demonstrated experience designing and building highly scalable distributed systems for high-availability production environments

• Strong experience with AWS cloud services including EC2, ECS/EKS, Lambda, S3, RDS, SQS/SNS, API Gateway, and CloudWatch with infrastructure-as-code implementation using Terraform

• Proficiency in front-end development with React JS, including state management (Redux/Context API), component design patterns, and modern JavaScript

• Deep understanding of database design, optimization, and performance tuning for PostgreSQL and Oracle databases, including complex query optimization, indexing strategies, and transaction management

• Proven experience implementing event-driven architectures using message queues (SQS/SNS), streaming platforms (Kafka, AWS MSK), and asynchronous processing patterns for high-throughput systems

• Strong understanding of application security principles including OAuth2/JWT authentication, encryption at rest and in transit, secrets management, and secure API design

• Expertise in CI/CD pipelines, continuous delivery methods, end-to-end automation, and automated deployment strategies using modern DevOps tools and practices

• Proficiency in test-driven development (TDD), comprehensive testing strategies (unit, integration, end-to-end), and code quality practices

• Expertise in application resiliency patterns (circuit breaker, retry, timeout, bulkhead), observability, and production monitoring using tools like Splunk, Dynatrace, and CloudWatch

• Proven track record leading technical implementations through the complete Software Development Life Cycle from conception to production deployment, including operational stability and continuous improvement

Preferred qualifications, capabilities, and skills

• Knowledge of the financial services industry, regulatory requirements, and their IT systems

• Experience with Agentic AI solutions, machine learning model integration, or AI-powered automation frameworks

• Exposure to Camunda BPMN or other workflow orchestration engines for complex business process automation

• Experience with GraphQL API design and implementation

Chase is a leading financial services firm, helping nearly half of America's households and small businesses achieve their financial goals through a broad range of financial products. Our mission is to create engaged, lifelong relationships and put our customers at the heart of everything we do. We also help small businesses, nonprofits and cities grow, delivering solutions to solve all their financial needs. 

We offer a competitive total rewards package including base salary determined based on the role, experience, skill set and location. Those in eligible roles may receive commission-based pay and/or discretionary incentive compensation, paid in the form of cash and/or forfeitable equity, awarded in recognition of individual achievements and contributions.  We also offer a range of benefits and programs to meet employee needs, based on eligibility. These benefits include comprehensive health care coverage, on-site health and wellness centers, a retirement savings plan, backup childcare, tuition reimbursement, mental health support, financial coaching and more. Additional details about total compensation and benefits will be provided during the hiring process. 

We recognize that our people are our strength and the diverse talents they bring to our global workforce are directly linked to our success. We are an equal opportunity employer and place a high value on diversity and inclusion at our company. We do not discriminate on the basis of any protected attribute, including race, religion, color, national origin, gender, sexual orientation, gender identity, gender expression, age, marital or veteran status, pregnancy or disability, or any other basis protected under applicable law. We also make reasonable accommodations for applicants' and employees' religious practices and beliefs, as well as mental health or physical disability needs. Visit our FAQs for more information about requesting an accommodation.

Equal Opportunity Employer/Disability/Veterans

Our Consumer & Community Banking division serves our Chase customers through a range of financial services, including personal banking, credit cards, mortgages, auto financing, investment advice, small business loans and payment processing. We're proud to lead the U.S. in credit card sales and deposit growth and have the most-used digital solutions - all while ranking first in customer satisfaction.