Senior Full-Stack Engineer (React/Next.js) - Advertising
Job Description
Truelogic, a New York-based leader in nearshore staff augmentation, is seeking a Senior Full-Stack Engineer specializing in React/Next.js for their advertising client. With over two decades of experience and 600+ tech professionals across Latin America, Truelogic partners with U.S. companies on transformative digital projects.
The role focuses on building end-to-end features for an advertising company that creates immersive marketing campaigns and web solutions. As a Full-Stack React Engineer, you'll work with Next.js Middleware, handle large datasets, integrate multiple external APIs, and work with graph databases. The position requires expertise in both frontend and backend development, with a strong focus on performance optimization and scalable solutions.
The ideal candidate should have professional experience with React, Next.js, Node.js, and TypeScript, along with practical knowledge of graph databases and API integration at scale. You'll be responsible for implementing server-side logic, optimizing data delivery, and collaborating with cross-functional teams.
This remote position offers competitive USD compensation, paid time off, and work autonomy. You'll join a diverse, global network of 600+ professionals across 25+ countries, working on innovative projects for top U.S. companies. The company culture emphasizes work-life balance and professional growth, making it an ideal opportunity for senior developers looking to make an impact while maintaining flexibility in their work environment.
Responsibilities For Senior Full-Stack Engineer (React/Next.js) - Advertising
- Build and ship end-to-end features using React and Next.js, from data layer to UI
- Implement and maintain Next.js Middleware for auth, routing, A/B tests, and request preprocessing
- Prepare large datasets for frontend consumption: aggregation, normalization, pagination, server-side filtering/sorting, and caching
- Integrate multiple external API sources (REST/GraphQL), handling auth, rate limiting, retries, and data shaping
- Design and implement backend endpoints/services in Node.js to serve performant, secure data to the UI
- Model and query graph databases for relationship-heavy features; expose graph data via APIs
- Write clear technical documentation and participate in code reviews and cross-functional collaboration
Requirements For Senior Full-Stack Engineer (React/Next.js) - Advertising
- Professional experience as a Full-Stack React engineer, with strong React and Next.js (including Next.js Middleware)
- Hands-on Node.js and JavaScript/TypeScript for building APIs and server logic
- Proven experience preparing/serving large datasets for frontend apps (pagination strategies, indexing, caching, streaming)
- Expertise in integrating external APIs at scale (REST/GraphQL), including authentication, webhooks, and resilience patterns
- Practical experience with graph databases (e.g., Neo4j/Cypher, Amazon Neptune, JanusGraph)
- Strong grasp of SSR/ISR, server components, and edge/runtime constraints in Next.js
Benefits For Senior Full-Stack Engineer (React/Next.js) - Advertising
- 100% Remote Work
- Highly Competitive USD Pay
- Paid Time Off
- Work with Autonomy
- Work with Top American Companies
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