Pessoa Desenvolvedora Fullstack React/Kotlin/Java Especialista I (RGM e Demanda)

Jobgether; Brasil; Remote; BRL 120,000 - 180,000; Full time

Benefits offered by this job

Fully remote work arrangement

Flexible medical and dental plans

Mental health support

Job summary

Jobgether is seeking a Fullstack Developer (React/Kotlin/Java) in Brazil to join a senior team building a strategic platform for sales planning, promotions, and supply chain operations. You will design sophisticated interfaces and scalable backend services, integrating predictive models and AI agents to streamline S&OP workflows.

You will work closely with Product Managers and leaders to translate complex requirements into robust architectures, contributing to agile delivery and performance

Qualifications

• Strong frontend development with React.
• Backend development with Java and/or Kotlin.
• Experience with microservices and REST APIs.

Responsibilities

• Develop and enhance the platform's analytical cockpit using React with high performance.
• Design and optimize frontend screens and analytical workflows for fast responses.
• Build and maintain robust APIs and microservices using Kotlin/Java.
• Ensure backend reliability, scalability and performance for planning operations.
• Integrate data ecosystems, predictive models, and AI agents into the platform.
• Apply modern engineering practices, including Spec-Driven Development (SDD).
• Translate planning requirements into practical technical solutions.
• Collaborate with Product Managers and technical leaders on architectural decisions.
• Integrate systems and data pipelines across facilities and channels.
• Promote Clean Architecture, design patterns and automated testing.

Skills

React

Kotlin

Java

REST APIs

Microservices

Data modeling

Software architecture

Analytical thinking

Communication

Tools

GitHub Copilot

Cursor

Kiro

Job description

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Fullstack Developer – React/Kotlin/Java Specialist I (RGM & Demand Planning) based in Brazil.

Join a senior technical team developing a strategic platform designed to transform sales planning, promotional campaigns, and supply chain operations. As a Fullstack Developer, you will play a key technical role in building and evolving the platform across frontend and backend systems. You will develop sophisticated analytical interfaces capable of handling large volumes of data while building scalable APIs and microservices. Your work will also involve integrating predictive models, data ecosystems, and AI-powered solutions into business workflows. Collaborating closely with Product Managers and technical leaders, you will help translate complex business requirements into effective technical architectures. This is an opportunity to influence a product undergoing active development and legacy system transformation while contributing to more efficient planning and S&OP processes.

Accountabilities

As a Fullstack Developer, you will contribute to the architecture, development, and continuous improvement of a strategic planning platform, connecting complex data flows with intuitive user experiences and reliable backend services.

• Develop and enhance the platform's analytical cockpit using React, creating sophisticated, intuitive, and high-performance interfaces capable of handling large volumes of data.
• Design and optimize frontend screens and analytical workflows to ensure fast response times and efficient browser-side data processing.
• Build and maintain robust APIs, microservices, and database integrations using Kotlin and/or Java.
• Ensure the reliability, scalability, and performance of backend services supporting planning and supply chain operations.
• Integrate data ecosystems, predictive and prescriptive models, and AI agents into the platform.
• Apply generative AI development tools and modern engineering practices, including Spec-Driven Development (SDD), while critically evaluating AI-generated outputs.
• Translate short- and long-term planning requirements into practical and efficient technical solutions.
• Work closely with Product Managers and technical leaders, challenging assumptions, evaluating requirements, and contributing to architectural decisions.
• Integrate systems and data pipelines across manufacturing facilities, channel operations, and strategic planning teams.
• Promote development best practices, Clean Architecture principles, design patterns, and automated testing.
• Participate in delivery planning, technical alignment, and continuous improvement initiatives.
• Help reduce S&OP response cycles through better-performing systems and more efficient planning workflows.

Requirements

The ideal candidate combines strong fullstack engineering expertise with architectural knowledge, analytical thinking, and the ability to understand complex business processes.

• Strong professional experience developing frontend applications with React.
• Solid backend development experience using Java and/or Kotlin.
• Experience designing and working with microservices architectures.
• Strong knowledge of building and consuming REST APIs.
• Practical experience with data modeling, querying, and optimization of relational and/or non-relational databases.
• Experience optimizing frontend performance and rendering when handling large volumes of data.
• Strong foundations in software architecture, design patterns, and Clean Code principles.
• Analytical mindset, sound technical judgment, and critical-thinking skills.
• Ability to communicate effectively with stakeholders and product teams about business rules and technical requirements.
• Collaborative approach and confidence contributing to technical discussions and architectural decisions.

The following qualifications are considered an advantage:

• Strong Kotlin experience within backend development environments.
• Practical familiarity with generative AI tools for software development, such as GitHub Copilot, Cursor, or Kiro.
• Knowledge of Spec-Driven Development (SDD) practices.
• Previous experience working on products related to supply chain, Sales and Operations Planning (S&OP), Revenue Growth Management (RGM), pricing, or demand planning.

Benefits

• Fully remote work arrangement.
• Flexible medical and dental insurance plans.
• Medication assistance and health allowances for family members.
• Free psychotherapy sessions and 24/7 telemedicine access.
• Ongoing preventive healthcare, mental health, and vaccination programs.
• Meal allowance or access to a local restaurant, depending on the arrangement.
• Food allowance, including an additional Christmas allowance.
• Discounts of up to 40% across the company's beauty and retail ecosystem.
• Gympass/TotalPass access to gyms and fitness studios.
• Home office allowance for remote and hybrid work arrangements.
• Birthday day off.
• Pet health insurance, partner discounts, and travel and accommodation programs.
• Extended parental leave: 180 days for mothers and 120 days for fathers.
• Support programs for parents of children with specific needs, as well as childcare or babysitting assistance.
• School supplies assistance and child nutrition credit.
• Dedicated legal, psychological, and social support.
• Private pension plan and life insurance.
• Bereavement support following the loss of parents and payroll-deducted loan options.
• Transportation allowance and parking, depending on the work arrangement.