Backend Engineer

• Developing and deploying scalable and elegant code
• Work with distributed systems and data pipelines
• Lead and drive projects to completion
• Innovating on creative solutions to difficult problems
• Work with related data infrastructure technologies

• Lead the architecture, design, and implementation of scalable GraphQL services and RESTful APIs.
• Define and enforce API standards, schema design best practices, and versioning strategies.
• Drive decisions around backend frameworks, tooling, infrastructure, and observability.
• Ensure systems are secure, performant, resilient, and maintainable.
• Oversee API lifecycle management, including documentation, testing, monitoring, and deprecation.
• Hire, mentor, and develop a high-performing backend engineering team.
• Foster a culture of ownership, accountability, collaboration, and continuous improvement.
• Partner with Product, Client Engineering, DevOps, Research, and Architecture teams to deliver aligned solutions.
• Own roadmap planning, prioritization, and execution for backend services.
• Establish engineering best practices for code quality, CI/CD, testing, and deployment.
• Manage technical debt proactively while balancing feature development.
• Drive observability, logging, metrics, and performance monitoring standards.
• Lead incident response and root cause analysis for backend services.
• Implement reliability practices such as SLIs/SLOs and capacity planning.
• Ensure compliance with security and data governance standards.

Senior Manager, Backend Services

• Responsible for setting technical strategy for your team on a year-long time scale and help your team tie it together with critical, business-impacting projects.
• Collaborate across teams in the product development lifecycle to ensure technical sustainability, risks and trade-offs are well understood and managed.
• Act as a force-multiplier for your team through definition and advocacy of technical solutions and operational processes.
• Take ownership of your team’s operations and availability by ensuring you have the right monitoring, triage rotations, playbooks, policies, testing and alerting in place to support “keep the lights on” & on-call efforts.
• Foster a culture of quality and ownership on your team by setting code review and design standards and advocating for them beyond your team through writing and tech talks.
• Help develop talent on your team by providing feedback and guidance, and leading by example.

Staff Software Engineer, Backend – Marketplace/App Experience

• Ownership of the software code base for infrastructure automation routines
• Definition of coding strategy and ownership of code review routines
• Development of world class APIs to enable interaction with other systems
• Day to day work allocation and tracking for a team of half a dozen developers
• Ensure adherence of the team to a robust release cycle process
• Support/mentor/coach for the team on design and best practices for high code performance – e.g. pairing, code reviews.
• Interaction with infrastructure engineering team to understand desired outcomes, and ensure that the software that is developed delivers them
• Deliver work using an Agile methodology and use Jira for work assignments and tracking
• Development of automated regression testing to streamline release cycles

Infrastructure Automation Development Lead, Python Scripting

• Design, develop, and maintain scalable web applications using Java, Angular, and related technologies.
• Collaborate with product owners and UI/UX designers to implement responsive and user-friendly interfaces.
• Develop RESTful APIs and integrate with backend services.
• Write clean, efficient, and well-documented code following best practices and coding standards.
• Conduct code reviews, identify areas for improvement, and optimize application performance.
• Participate in Agile/Scrum ceremonies including planning, stand-ups, and retrospectives.
• Troubleshoot and resolve technical issues and bugs promptly.
• Stay updated with the latest industry trends, tools, and technologies to continuously improve development processes.

Java FullStack Developer, Angular

• Develop new features across our Node.js/TypeScript backend services
• Optimize applications for maximum speed and scalability
• Ensure the technical feasibility of UI/UX designs
• Collaborate with frontend developers and product designers to improve usability
• Write robust, clean, and documented code
• Maintain and enhance existing applications
• Conduct performance tests and ensure responsiveness and stability across all platforms

Senior Backend Software Engineer – Node.js/TypeScript

• Responsible for setting technical strategy for your team on a year-long time scale, and help your team tie it together with critical, business-impacting projects.
• Collaborate across teams in the product development lifecycle by collaborating with product management, design & analytics to ensure technical sustainability, risks and trade-offs are well understood and managed.
• Act as a force-multiplier for your team through your definition and advocacy of technical solutions and operational processes.
• Take ownership of your team’s operations and availability by ensuring you have the right monitoring, triage rotations, playbooks, policies, testing and alerting in place to support “keep the lights on” & on-call efforts.
• Foster a culture of quality and ownership on your team by setting code review and design standards for your team, and advocating for them beyond your team through your writing and tech talks.
• Help develop talent on your team by providing feedback and guidance, and leading by example.

Staff Software Engineer, Backend – Ledger Engineering

• Support TD Bank's treasury model development team in developing quantitative models to forecast balance and fee income for various loan and deposit products.
• Provide analysis through in-depth understanding of the models, markets and business to help drive business results, strategy and decision making.
• Conduct complex quantitative analysis as it applies to areas of responsibility, such as a specific model or portfolio.
• Develop and maintain strong business relationships with business line management.
• Perform statistical model assumptions' tests for soundness of model theory.

Quantitative Analytics Specialist – Stress Testing Model Development, SAS/Python

• This position will support TD Bank's treasury model development team in developing quantitative models to forecast balance and fee income for various loan and deposit products.
• Provide highly specialized quantitative analytical and modeling support at the assigned line(s) of business
• Develop advanced quantitative models to enable pricing of products
• Conduct complex quantitative analysis as it applies to areas of responsibility
• Perform statistical model assumptions' tests for soundness of model theory
• Review model results and identify unexpected results
• Develop conclusions and courses of action to rectify discrepancies as well as analyses
• Develop and analyze key metric and plan variances and related information

Senior Quantitative Analyst – Stress Testing Model Development, SAS/Python

• Develop, configure and customize business applications
• Code, configure, develop, and debug functionality in core systems
• Plan, initiate, and conduct unit and integration testing
• Provide accurate and reliable estimates
• Consistently deliver work on time and of high quality
• Understand and work from business requirements documentation
• Share technical and product knowledge with team members
• Support and troubleshoot production deployments
• Seek mentoring from senior team members as necessary

JAVA Developer

• Code daily and own technical delivery end to end.
• Perform strong code reviews and ensure pragmatic architecture.
• Work closely with an offshore team to keep environments stable and clean.
• Design, develop, and maintain backend services using Java 25, Spring Boot, REST APIs.
• Lead day-to-day execution with an offshore lead and team; align on priorities, break down work, manage dependencies, and coordinate with QA and release timelines.

Java Backend Engineer

• Lead the development of large-scale software applications, ensuring high quality and adherence to our quality-first standards
• Influence critical architectural decisions, ensuring that systems are scalable, maintainable, and aligned with business objectives
• Collaborate with cross-functional teams to align on technical decisions and drive improvements
• Mentor junior engineers, providing guidance on best practices and setting technical standards across projects
• Take ownership of technical initiatives, proactively address challenges, and drive improvements based on data reported by support teams
• Advocate for and implement quality assurance practices, ensuring the delivery of robust, high-performance software
• Contribute to additional responsibilities as needed to support the team’s success

Senior Software Engineer, Java

• Designing, developing and providing support for entire software development life cycle for child supports systems
• Work collaboratively with other members of the project team to ensure timely delivery of high-quality delivery enterprise applications
• Plan and estimate development work needed to implement assigned tasks
• Transform requirements into working, maintainable enterprise-level solutions
• Perform detailed application design as appropriate
• Provide leadership to other team members to deliver high quality systems on schedule
• Ability to coordinate and work on production issues
• Ability to work with Production Support teams to ensure questions and answers are clear and concise.

Java Developer

• Design, develop, and deliver high-quality Java-based enterprise applications.
• Build scalable, cloud-native distributed systems using modern software engineering principles.
• Collaborate with Product Managers to define technical roadmaps and implementation strategies.
• Participate in architecture discussions and contribute to technical design decisions.
• Champion engineering excellence through code reviews, coding standards, automated testing, and best practices.
• Mentor junior developers and provide technical leadership.
• Collaborate closely with QA, DevOps, and Documentation teams to ensure high-quality software delivery.
• Build reliable, secure, and highly available enterprise applications.
• Troubleshoot complex technical issues and drive continuous improvement initiatives.
• Communicate effectively with cross-functional teams and stakeholders across global locations.

Java Application Developer

• Lead end-to-end MongoDB performance optimization including query tuning, execution plan analysis, and index design
• Design and implement scalable data models optimized for high read/write throughput and low latency
• Architect and operate large-scale sharded clusters using range-based and hash-based strategies
• Optimize shard key selection, chunk distribution, and balancing to prevent hotspots and improve performance
• Manage cross-shard query efficiency and reduce scatter-gather impact across distributed workloads
• Support large production environments (hundreds of nodes, multi-region deployments) with a focus on availability and resilience
• Implement and maintain high availability, disaster recovery, and failover strategies across regions
• Automate database operations, monitoring, and maintenance tasks using Python or shell scripting
• Partner with application teams on data modeling, query design, and performance best practices
• Participate in 24x7 on call Support

Senior MongoDB Database Engineer

• Design, write, and maintain robust, high-performance Oracle PL/SQL stored procedures, packages, functions, and triggers
• Architect and implement complex application business logic directly within the database layer for data integrity and speed
• Diagnose, troubleshoot, and optimize slow-running SQL queries, execution plans, and PL/SQL blocks using tools like TKPROF, EXPLAIN PLAN, and AWR reports
• Collaborate with software engineering teams to design efficient relational database schemas, tables, views, and indexes
• Partner closely with backend developers to align database-level business logic with application-level APIs and services
• Review database code generated by application developers to ensure adherence to performance standards and best practices

Oracle Database Developer

• Conduct QA Automation roles
• Utilize Java automation
• Employ Selenium or Playwright
• Leverage REST Assured
• Implement XPath expertise
• Develop Jenkins pipeline
• Build automation frameworks from scratch

Backend Java Developer, Automation Experience

• Tackle the most complex technical challenges involved in delivering machine learning at enterprise scale
• Design, build, and evolve reliable, secure, and cost‑efficient platform capabilities
• Take a hands‑on role across enterprise repositories
• Improve shared services, CI/CD workflows, and infrastructure patterns
• Conduct deep technical investigation of performance and scalability issues
• Analyze system and application metrics
• Optimize GPU utilization, throughput, and resource efficiency across ML workloads
• Mentor junior and senior engineers
• Partner with Data Scientists to package, scale, and operationalize models
• Lead cross‑platform incident response and post‑mortems

Principal Engineer – Python API Development

• Build and evolve multi-gateway payment integrations: Design, implement, and maintain integrations with multiple payment gateway providers — including Stripe, PayPal, and others
• Deliver full-stack payment experiences: Develop backend payment services and APIs in C#/.NET while building intuitive customer-facing experiences in React, Svelte, and TypeScript
• Champion security, compliance, and resilience: Apply PCI-DSS best practices and resilient design patterns
• Take an AI-first approach to building: Leverage AI-assisted development tools throughout the software lifecycle
• Architect for scale and observability: Design and operate distributed, event-driven services on AWS and Kubernetes
• Drive cross-functional execution: Translate business requirements into technical solutions

Backend Engineer jobs in New Jersey

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Backend Engineer

Senior Manager, Backend Services

Staff Software Engineer, Backend – Marketplace/App Experience

Infrastructure Automation Development Lead, Python Scripting

Java FullStack Developer, Angular

Senior Backend Software Engineer – Node.js/TypeScript

Staff Software Engineer, Backend – Ledger Engineering

Quantitative Analytics Specialist – Stress Testing Model Development, SAS/Python

Senior Quantitative Analyst – Stress Testing Model Development, SAS/Python

JAVA Developer

Java Backend Engineer

Senior Software Engineer, Java

Java Developer

Java Application Developer

Senior MongoDB Database Engineer

Oracle Database Developer

Backend Java Developer, Automation Experience

Principal Engineer – Python API Development

Java FullStack Developer, Angular

Senior Software Engineer, Back-End – Payments