Senior Full-Stack JavaScript Engineer

We are looking for a Senior Full-Stack Engineer to build and evolve production web systems with strong ownership across frontend and backend services. You will help shape technical design, improve reliability and performance, and collaborate across teams to deliver accessible experiences.

Responsibilities Design full-stack solutions that ship reliably to production

Build Type Script and React UI features with accessible patterns and solid state management

Implement backend services using Kotlin on the JVM and shared platform libraries where appropriate

Define and maintain service interfaces using gRPC/protobuf and REST endpoints

Model and optimize data in DynamoDB and PostgreSQL to support product features

Improve performance across browser runtime, service latency, and data access paths

Ensure quality with unit, integration, and end-to-end tests and clear release criteria

Operate effectively within AWS, containers, and CI/CD workflows to deliver changes safely

Evaluate trade-offs for caching, queues, and eventual consistency in distributed systems

Lead technical design discussions and drive cross-team alignment on architecture

Troubleshoot production issues and implement pragmatic fixes and preventative measures

Requirements3+ years full-stack web engineering experience shipping production systems

Strong Type Script experience with a modern component framework (React preferred)
Strong JVM backend proficiency with Kotlin or Java, or Type Script for shared platform libraries

Strong API development skills with gRPC + protobuf, plus HTTP and REST Strong database skills with DynamoDB and PostgreSQL, including data modeling for product features

Strong AWS experience working effectively in containerized and CI/CD environments as a consumer

Strong testing discipline across unit, integration, and end-to-end testing

Cross-team ownership and design leadership skills for driving technical decisions

Strong collaboration and communication skills to align with stakeholders and partner teams

English proficiency: B2 Upper-Intermediate Nice to have

Experience with cross-platform mobile frameworks such as React Native, Kotlin Multiplatform, Flutter, or Capacitor Knowledge of authentication and identity systems including OAuth/OIDC, SSO, and third-party providers

Experience with Open Telemetry and structured logging tools such as Sig Noz Experience  building design systems or shared component libraries

Background in privacy- and accessibility-focused domains and standards such as FERPA, COPPA, or WCAGWe 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 Linked In Learning library and 22,000+ courses

Global career opportunities

Volunteer and community involvement opportunitiesEPAM Employee Groups Award-winning culture recognized by Glassdoor, Newsweek and Linked In