Development Engineer 3

Comcast brings together the best in media and technology. We drive innovation to create the world's best entertainment and online experiences. As a Fortune 50 leader, we set the pace in a variety of innovative and fascinating businesses and create career opportunities across a wide range of locations and disciplines. We are at the forefront of change and move at an amazing pace, thanks to our remarkable people, who bring cutting-edge products and services to life for millions of customers every day. If you share in our passion for teamwork, our vision to revolutionize industries and our goal to lead the future in media and technology, we want you to fast-forward your career at Comcast.

Job Summary

The Unified Communications Engineering team is seeking a full stack development engineer delivering quality products who understands the direct impact of their work on the Customer experience. As a Full stack engineer, you will own the design and development of scalable, high-performance applications.. This role requires strong backend expertise in Java, Golang, or Python, combined with solid frontend engineering skills and a high level of architectural ownership.Your knowledge and skills in your own discipline will play a crucial role in shaping the future of our products. You will work as a part of a large team to determine work priorities. & act as a resource for colleagues with less experience.
The role offers an exceptional learning opportunity allowing you to expand your skills and expertise working in a supportive environment alongside our cross-functional international team comprising architects, principal engineers, UX and Data specialists, UI and MW developers, Operation and QA engineers, software dev managers, project and program managers.

Job Description

Key Responsibilities

• Own end-to-end system design and development across frontend, backend, and infrastructure layers
• Drive architecture and technical decision-making for complex, distributed systems
• Build and maintain scalable backend services using Java, Golang, and Python
• Design and develop modern, responsive frontend applications
• Lead design reviews, code reviews, and technical discussions
• Ensure applications meet performance, security, reliability, and scalability requirements
• Collaborate with product, design, and platform teams to deliver customer-centric solutions
• Mentor engineers and enforce engineering best practices
• Participate in incident response, RCA, and long-term system improvements

Skills & Qualifications

Backend Engineering

• Strong hands-on experience with Java, Golang, and Python
• Deep understanding of object-oriented design, design patterns, and concurrency
• Experience building RESTful and/or gRPC APIs
• Strong knowledge of distributed systems and microservices architectures

Frontend Engineering (Full-Stack)

• Strong proficiency in JavaScript (ES6+)
• Hands-on experience with modern frontend frameworks such as Angular, React, or Prism
• Experience building single-page applications (SPAs) and reusable UI components
• Good understanding of HTML5, CSS3, responsive design, and browser behavior
• Familiarity with state management, client-side routing, and API integration

Architecture & System Design

• Proven experience owning system architecture for large or complex applications
• Ability to design scalable, fault-tolerant, and highly available systems
• Strong understanding of API design, versioning, and backward compatibility

Cloud, DevOps & Infrastructure

• Experience deploying and operating applications on AWS, Azure, GCP, or hybrid/on-prem environments
• Hands-on experience with Docker and Kubernetes
• Familiarity with CI/CD pipelines, build tools, and release automation
• Experience with Infrastructure as Code tools (Terraform, CloudFormation) is a plus

Data & Messaging

• Strong experience with relational and NoSQL databases
• Knowledge of data modeling, caching strategies, and performance tuning
• Experience with message queues or streaming platforms (Kafka, RabbitMQ, etc.)

Core Responsibilities

• Collaborates with project stakeholders to identify product and technical requirements. Conducts analysis to determine integration needs.
• Designs new software and web applications, supports applications under development and customizes current applications. Assists with the software update process for existing applications and roll-outs of software releases.
• Participates in training representatives and operations staff on internally developed software applications.
• Researches, writes and edits documentation and technical requirements, including software designs, evaluation plans, test results, technical manuals and formal recommendations and reports.
• Monitors and evaluates competitive applications and products. Reviews literature, patents and current practices relevant to the solution of assigned projects.
• Provides technical leadership throughout the design process and guidance with regards to practices, procedures and techniques. Serves as a guide and mentor for junior-level Software Development Engineers.
• Works with Quality Assurance team to determine if applications fit specification and technical requirements.
• Displays in-depth knowledge of engineering methodologies, concepts, skills and their application in the area of specified engineering specialty.
• Displays in-depth knowledge of and ability to apply, process design and redesign skills. Presents and defends architectural, design and technical choices to internal audiences.
• Displays knowledge of and ability to apply, project management skills.
• Consistent exercise of independent judgment and discretion in matters of significance.
• Regular, consistent and punctual attendance. Must be able to work nights and weekends, variable schedule(s) and overtime as necessary.
• Other duties and responsibilities as assigned.

Employees at all levels are expected to:

• Understand our Operating Principles; make them the guidelines for how you do your job.
• Own the customer experience - think and act in ways that put our customers first, give them seamless digital options at every touchpoint, and make them promoters of our products and services.
• Know your stuff - be enthusiastic learners, users and advocates of our game-changing technology, products and services, especially our digital tools and experiences.
• Win as a team - make big things happen by working together and being open to new ideas.
• Be an active part of the Net Promoter System - a way of working that brings more employee and customer feedback into the company - by joining huddles, making call backs and helping us elevate opportunities to do better for our customers.
• Drive results and growth.
• Support a culture of inclusion in how you work and lead.
• Do what's right for each other, our customers, investors and our communities.

Disclaimer:

• This information has been designed to indicate the general nature and level of work performed by employees in this role. It is not designed to contain or be interpreted as a comprehensive inventory of all duties, responsibilities and qualifications.

We believe that benefits should connect you to the support you need when it matters most, and should help you care for those who matter most. That's why we provide an array of options, expert guidance and always-on tools that are personalized to meet the needs of your reality—to help support you physically, financially and emotionally through the big milestones and in your everyday life.

Please visit the benefits summary on our careers site for more details.

Education

Bachelor's Degree

While possessing the stated degree is preferred, Comcast also may consider applicants who hold some combination of coursework and experience, or who have extensive related professional experience.

Certifications (if applicable)

Relevant Work Experience

5-7 Years

Comcast is an equal opportunity workplace. We will consider all qualified applicants for employment without regard to race, color, religion, age, sex, sexual orientation, gender identity, national origin, disability, veteran status, genetic information, or any other basis protected by applicable law.