Senior Full-Stack JavaScript Engineer

EPAM Systems, Inc.; México; A distancia; MXN 900.000 - 1.200.000; Jornada completa

Descripción de la vacante

EPAM Systems, Inc. is seeking a Senior Full-Stack Engineer to build and evolve production web systems with ownership across frontend and backend services.

You will design technically, improve reliability, and collaborate across teams to deliver accessible experiences. Responsibilities include implementing UI with TypeScript/React, building Kotlin backend services, defining interfaces with gRPC/protobuf, and modeling data in DynamoDB and PostgreSQL.

Formación

• 3+ years of full-stack production experience.
• Strong TypeScript experience with React.
• Strong JVM backend proficiency with Kotlin or Java.
• Strong API development skills with gRPC + protobuf, plus HTTP and REST.
• Strong database skills with DynamoDB and PostgreSQL, including data modeling.
• Strong AWS experience in containers and CI/CD environments.
• Testing discipline across unit, integration, and end-to-end testing.
• Cross-team ownership and design leadership for technical decisions.
• English proficiency: B2 Upper-Intermediate.

Responsabilidades

• Design full-stack solutions that ship reliably to production.
• Build TypeScript and React UI features with accessible patterns and solid state management.
• Implement backend services using Kotlin on the JVM.
• Define service interfaces using gRPC/protobuf and REST endpoints.
• Model and optimize data in DynamoDB and PostgreSQL for features.
• Improve performance across browser, latency, and data access paths.
• Ensure quality with tests and clear release criteria.
• Lead technical design discussions and drive cross-team alignment.
• Troubleshoot production issues and implement pragmatic fixes.

Conocimientos

Full-stack engineering

TypeScript

React

Kotlin/Java backend

API design (gRPC, protobuf, HTTP/REST)

DynamoDB & PostgreSQL data modeling

AWS, containers, CI/CD

Testing (unit/integration/e2e)

Cross-team ownership

English proficiency (B2)

Herramientas

DynamoDB

PostgreSQL

gRPC/protobuf

REST

AWS

CI/CD pipelines

React

Kotlin/JVM

Descripción del empleo

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.ResponsibilitiesDesign full-stack solutions that ship reliably to productionBuild TypeScript and React UI features with accessible patterns and solid state managementImplement backend services using Kotlin on the JVM and shared platform libraries where appropriateDefine and maintain service interfaces using gRPC/protobuf and REST endpointsModel and optimize data in DynamoDB and PostgreSQL to support product featuresImprove performance across browser runtime, service latency, and data access pathsEnsure quality with unit, integration, and end-to-end tests and clear release criteriaOperate effectively within AWS, containers, and CI/CD workflows to deliver changes safelyEvaluate trade-offs for caching, queues, and eventual consistency in distributed systemsLead technical design discussions and drive cross-team alignment on architectureTroubleshoot production issues and implement pragmatic fixes and preventative measuresRequirements3+ years full-stack web engineering experience shipping production systemsStrong TypeScript experience with a modern component framework (React preferred)Strong JVM backend proficiency with Kotlin or Java, or TypeScript for shared platform librariesStrong API development skills with gRPC + protobuf, plus HTTP and RESTStrong database skills with DynamoDB and PostgreSQL, including data modeling for product featuresStrong AWS experience working effectively in containerized and CI/CD environments as a consumerStrong testing discipline across unit, integration, and end-to-end testingCross-team ownership and design leadership skills for driving technical decisionsStrong collaboration and communication skills to align with stakeholders and partner teamsEnglish proficiency: B2 Upper-IntermediateNice to haveExperience with cross-platform mobile frameworks such as React Native, Kotlin Multiplatform, Flutter, or CapacitorKnowledge of authentication and identity systems including OAuth/OIDC, SSO, and third-party providersExperience with OpenTelemetry and structured logging tools such as SigNozExperience building design systems or shared component librariesBackground in privacy- and accessibility-focused domains and standards such as FERPA, COPPA, or WCAGWe offerInternational projects with top brandsWork with global teams of highly skilled, diverse peersHealthcare benefitsEmployee financial programsPaid time off and sick leaveUpskilling, reskilling and certification coursesUnlimited access to the LinkedIn Learning library and 22,000+ coursesGlobal career opportunitiesVolunteer and community involvement opportunitiesEPAM Employee GroupsAward-winning culture recognized by Glassdoor, Newsweek and LinkedInEPAM 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.