Quick Summary
Your journey to revolutionize e-commerce in Brazil starts here!
How about a work experience that's better than expected? At Melhor Envio, employee care is in every detail. Daily, we simplify the lives of online sellers. To go even further, we invest in the development, training, and well-being of those who make it all happen: the #MelhorTime.
About Melhor Envio
We are the leading shipping platform in Brazil, part of the LWSA group, focused on e-commerce delivery logistics. We are passionate about helping thousands of retailers nationwide. Founded in Pelotas/RS, we were named "Solution of the Year" by the E-Commerce Brasil Award in 2022. Today, over 100,000 entrepreneurs use our platform.
As a Back-end Developer, you will implement solutions, dive into challenging projects, develop APIs, model databases, and optimize application performance. You will collaborate with the team to ensure code quality and system scalability, evaluating and identifying appropriate solutions to reduce product risks and negative customer impacts.
Join the #MelhorTime and optimize e-commerce deliveries with us!
Responsibilities and Attributions
Your Daily Activities:
- Directly contribute to building a product that optimizes national e-commerce freight logistics, creating a real impact on people's lives.
- Work in squads using agile methodologies to deliver constant value to our clients.
- Collaborate on developing new functionalities, adhering to team-defined architecture and best practices, focusing on personal development and code quality.
- Actively participate in Code Review sessions, focusing on individual technical growth and maintaining team quality standards.
- Perform preventive maintenance and bug fixes, using debugging processes to deepen business domain knowledge.
- Support monitoring production applications with observability tools to ensure continuous service availability.
- Assist the team with technical analysis and task refinement, utilizing AI tools (Copilot/Cursor) to accelerate productivity and code precision.
- Participate in planning and delivery cycles, and help resolve incidents with support from more experienced developers.
- Maintain active curiosity, researching and sharing new technologies with the team.
- Learn extensively and share knowledge.
Requirements and Qualifications
To excel in this role, you will need:
- Solid knowledge in programming logic and back-end web development (personal projects, academic, or previous experience).
- Proficiency in PHP with a focus on the Laravel framework.
- Knowledge of relational databases (PostgreSQL or MySQL).
- Familiarity with Docker for isolated development environments.
- Genuine interest in applying Design Patterns, SOLID principles, and writing automated tests.
- Understanding of web architecture fundamentals: HTTP Protocol, RESTful APIs.
- Good interpersonal communication for interacting with different areas and clarity in explaining technical difficulties.
- Proactivity and an analytical profile to autonomously investigate problems before escalation.
We'd love if you also have:
- Familiarity with AWS services (S3, Lambda, SQS, and RDS).
- Knowledge of observability (New Relic, Datadog, or Grafana).
- Experience with Deploy and CI/CD strategies (GitHub Actions or GitLab CI).
- Interest in event-driven architectures and messaging.
- Curiosity about application security and OWASP Top 10 practices.
- Familiarity with MongoDB.
- Curiosity about developing high-availability software.
- Knowledge of NodeJS/NestJS or Golang.
Additional Information
What We Offer:
- Medical plan.
- Dental plan.
- Meal voucher / Food voucher.
- Childcare assistance.
- Life insurance.
- Profit-sharing program (PPR).
- Birthday Day Off.
- Wellhub.
- Férias&Co (travel benefit).
- 6-month maternity leave and 20-day paternity leave.
- Flexible hours.
- Partnerships with various establishments and institutions in education, health, leisure, entertainment, and more.
Important Note: This and all open positions at LWSA are eligible for all individuals, regardless of gender, ethnicity, sexual orientation, accessibility, and/or social condition. We emphasize that our positions are open to all people with disabilities (PcDs).
Did you know that LWSA is an ecosystem of digital solutions formed by various companies? All of them share a single objective: to transform businesses to grow and prosper through technology.
Our team is recognized for passion, creativity, persistence, and collaboration. Just like the people who build their careers here, each of our brands has its own way of being, but they are similar in their desire to evolve and always deliver the best.
LWSA has a place that might be perfect for you! Here, you can build your career in an environment of autonomy, respect, and diversity, in a company that seeks to develop its professionals to continue innovating and creating the solutions of the future.
So, ready to be part of this ecosystem and discover all the possibilities we have for your career? Feeling that you're a "match" for our profile and sharing your resume here is the first step to joining our team!

