Lead Full-Stack JavaScript Engineer

EPAM Systems; Colombia; On-site; COP 180,000,000 - 280,000,000; Full time

Benefits offered by this job

Healthcare benefits

Upskilling & certifications

LinkedIn Learning access

Global career opportunities

Volunteer opportunities

Paid time off

Job summary

EPAM Systems is seeking a Lead Full-Stack Engineer to design and deliver production-grade web systems across frontend and backend services. You will lead cross-team technical direction, uphold quality standards, and ship accessible, high-performance experiences.

Responsibilities include architectural leadership, building full-stack features with TypeScript/React, and developing backend services with Kotlin/Java or TypeScript.

Qualifications

• 5+ years of experience shipping production systems as a full-stack engineer.
• Strong experience with TypeScript and modern React including state management and performance optimization.
• Robust JVM backend experience with Kotlin or Java, or TypeScript for shared libraries.
• Hands-on gRPC and protobuf with HTTP/REST APIs.
• Data modeling in DynamoDB and PostgreSQL for product features.
• Strong AWS, containers, and CI/CD in production environments.
• Proven testing discipline across unit, integration and end-to-end tests.
• Cross-team ownership and design leadership experience.
• Excellent communication and collaboration with product and engineering partners.
• Upper-Intermediate English proficiency (B2).
• Strong problem-solving and attention to detail.

Responsibilities

• Lead architecture and design decisions across frontend and backend systems.
• Build and ship full-stack features using TypeScript and React with strong state management and performance practices.
• Develop backend services and shared libraries using Kotlin/Java or TypeScript.
• Design and integrate APIs using gRPC/protobuf and HTTP/REST.
• Model data storage in DynamoDB and PostgreSQL to support product features.
• Ensure reliability and performance via caching, queues and eventual consistency decisions.
• Operate within AWS, containers, and CI/CD pipelines.
• Enforce high-quality standards through unit, integration, and end-to-end testing.
• Guide accessible UI patterns and browser performance improvements.
• Coordinate cross-team delivery and unblock risks; review code and provide feedback.

Skills

Full-stack development

TypeScript

React

Kotlin/Java

gRPC/Protobuf

HTTP/REST API

DynamoDB

PostgreSQL

AWS

CI/CD

Testing (unit/integration)

Cross-team leadership

English (B2)

Tools

OpenTelemetry

Job description

EPAM is a leading global provider of digital platform engineering and development services. We are committed to having a positive impact on our customers, our employees, and our communities. We embrace a dynamic and inclusive culture. Here you will collaborate with multi-national teams, contribute to a myriad of innovative projects that deliver the most creative and cutting-edge solutions, and have an opportunity to continuously learn and grow. No matter where you are located, you will join a dedicated, creative, and diverse community that will help you discover your fullest potential.

We are seeking a Lead Full-Stack Engineer to design and deliver production-grade web systems across frontend and backend services. You will lead cross-team technical direction, uphold quality standards, and help ship accessible, high-performance experiences.

Responsibilities

• Lead architecture and design decisions across frontend and backend systems
• Build and ship full-stack features using TypeScript and React with strong state management practices
• Develop backend services and shared libraries using Kotlin/Java on the JVM or TypeScript
• Design and integrate APIs using gRPC/protobuf and HTTP/REST patterns
• Model and evolve data storage in DynamoDB and PostgreSQL to support product capabilities
• Ensure reliability and performance through caching, queues, and eventual-consistency trade-off decisions
• Operate effectively within AWS, containerized environments, and CI/CD pipelines
• Enforce high-quality standards through unit, integration, and end-to-end testing
• Guide accessible UI patterns and browser performance improvements
• Coordinate cross-team technical execution and unblock delivery risks
• Review code and provide clear technical feedback to raise team quality

Requirements

• 5+ years full-stack web engineering experience shipping production systems
• Strong TypeScript and modern React experience including state management and performance optimization
• Strong JVM backend experience with Kotlin or Java, or TypeScript for shared platform libraries
• Hands-on gRPC and protobuf experience alongside HTTP and REST APIs
• Solid DynamoDB and PostgreSQL data modeling experience for product features
• Strong AWS, containers, and CI/CD consumer experience in production environments
• Strong testing discipline across unit, integration, and end-to-end
• Proven cross-team ownership and design leadership experience
• Excellent communication and collaboration skills with product and engineering partners
• Upper-Intermediate English proficiency (B2)
• Strong problem-solving skills and attention to detail

Nice to have

• Experience with React Native, Kotlin Multiplatform, Flutter, or Capacitor
• Knowledge of OAuth/OIDC, SSO, and third-party identity providers
• Experience building authoring tools, CMSs, or internal back-office applications
• Familiarity with OpenTelemetry and structured logging tools
• Experience with design systems and shared component libraries

We offer

• International projects with top brands
• Work with global teams of highly skilled, diverse peers
• Healthcare benefits
• Employee financial programs
• Paid time off and sick leave
• Upskilling, reskilling and certification courses
• Unlimited access to the LinkedIn Learning library and 22,000+ courses
• Global career opportunities
• Volunteer and community involvement opportunities
• EPAM Employee Groups
• Award-winning culture recognized by Glassdoor, Newsweek and LinkedIn

EPAM is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, age, sexual orientation, gender identity or expression, disability, protected veteran status, or any other characteristic protected by applicable law.