Sr. Software Engineer

Platformscience; Brasil; On-site; BRL 260,000 - 380,000; Full time

Job summary

Platform Science is seeking a Senior Software Engineer to join our Video team in Londrina, Brazil. You will own the design, development, and evolution of our video product, ensuring stability, performance, and scalability across global deployments.

You will mentor engineers, drive best practices, and collaborate with product managers, designers, and other leads to shape the technical roadmap and deliver impactful features that improve road safety and operations for customers.

Qualifications

• 5-8+ years of professional software engineering experience.
• Strong backend: Kotlin/Java, Node.js, or similar; designing scalable APIs.
• Strong frontend: React, Angular, or similar.
• Relational databases: Postgres, MySQL, etc.

Responsibilities

• Lead design, development, and maintenance of large-scale Video solutions, setting standards for reliability and UX.
• Architect and implement scalable new features aligned with the technical roadmap.
• Enforce software engineering best practices and CI/CD across the team.
• Mentor junior and mid-level engineers, providing code reviews and career guidance.
• Own the operational health of the video platform, including monitoring and incident response.

Skills

Backend development

Frontend development

Cloud platforms

Leadership

Test automation

English proficiency

Job description

Londrina, Brazil

At Platform Science, we're working to connect everything that moves.

Founded in 2015, we are an open IoT platform that partners with innovative fleets, application developers, vehicle manufacturers, and equipment providers in the transportation industry to deliver revolutionary solutions to supply chain professionals across the globe.

Our employees are an engaging, diverse group of people who believe in the power of great ideas. We hire people with different experiences and perspectives to build a company culture that fuels growth through innovation. We value thoughtful actions and empathy for others. We approach challenges with resiliency and creativity, while encouraging transparency because, no matter our backgrounds or responsibilities, we are one team.

Platform Science is seeking a Senior Software Engineer to join our Video team. In this high-impact role, you will take technical ownership of our existing video product, a critical component of our platform. You will not just maintain and enhance this product; you will architect its evolution , driving the technical roadmap to ensure the stability, scalability , and performance of a core offering.

Your work will directly impact road safety for our customers, making a difference in their daily operations. As a senior member of the team, you will be expected to lead by example, mentor other engineers , and drive innovation to increase operational efficiency.

Essential Responsibilities

• Lead the design, development, and maintenance of our complex, large-scale Video solutions, setting the technical standards for customer experience and reliability.
• Architect and implement robust, scalable new features and services to evolve our Video offering, aligning technical strategy with global market expectations.
• Champion and enforce software engineering best practices across the team, driving a culture of quality, high-performance code, and CI/CD.
• Mentor and guide junior and mid-level engineers, providing technical oversight, constructive code reviews, and support for their career growth.
• Own the operational health of the video platform, including monitoring, incident response, and driving continuous improvements in performance and efficiency.
• Collaborate closely with product managers, designers, and other engineering leads to define the technical roadmap, break down complex initiatives, and ensure successful delivery.

Required Experience

• 5-8+ years of professional software engineering experience, with a proven track record of leading the design and delivery of complex, scalable systems.
• Excellent communication and leadership skills (verbal and written), with the ability to articulate complex technical concepts to diverse audiences and mentor team members.
• Deep, hands-on expertise in backend development (Kotlin/Java, Node.js, or similar), designing and scaling resilient APIs.
• Strong experience in modern frontend development (React, Angular, or similar).
• Proficient with relational databases and data modeling (Postgres, MySQL, etc.).
• Extensive experience building, deploying, and operating cloud-native applications (AWS, Azure, GCP).
• A strong commitment to quality and deep experience with test automation strategies (Unit, Integration, TDD principles).
• Advanced/fluent english skills: verbal and written

Will be considered a plus

• Experience with designing and implementing Event-Driven architectures .
• Production experience with high-throughput streaming systems (Kafka, RabbitMQ).
• Expertise with non-relational databases and caching strategies (ElasticSearch, MongoDB, Redis).
• Deep knowledge of serverless computing patterns (Lambda, SQS, Step Functions).
• Experience with Infrastructure-as-Code (Terraform or similar).
• Holistic quality assurance experience (End-to-End, Performance, etc.).
• Experience with video processing, streaming protocols (HLS, DASH), or telematics data.
• Some mobile software development experience (Android).