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Sigma SoftwareSS

Senior Full Stack Developer

Sigma Software Group is a global IT consulting company that provides top-quality custom software development, graphic design, testing, and support services to a wide range of industries.

Sigma Software

Employee count: 1001-5000

Brazil only
  • Design, develop, and maintain scalable applications across both Front-end and Back-end layers
  • Build responsive, user-friendly UIs using modern frameworks
  • Develop robust Back-end services and APIs (REST/GraphQL) using Node.js, Python, or similar technologies
  • Collaborate closely with data engineers and machine learning (ML) teams to integrate AI features and data-driven logic into the product
  • Optimize application performance, scalability, and reliability in a cloud environment
  • Implement best practices for security, CI/CD, testing, and code quality
  • Work with Product and Design teams to translate business requirements into technical solutions
  • Take ownership of features from ideation to deployment and monitoring in production
  • Stay up –to date with emerging technologies and contribute to technical decision-making and innovation within the team
  • A minimum of 5 years of experience in software development
  • Proficiency in React for developing modern, responsive Front-end interfaces
  • Expertise in Node.js for building scalable Back-end services and APIs.
  • Experience designing and implementing data APIs for efficient data workflows
  • Familiarity with VectorDB or similar vector databases for AI/ML applications
  • Hands-on experience with AWS or GCP, including cloud deployment and management
  • Strong knowledge of RESTful APIs, microservices, and database systems (SQL and NoSQL)
  • Upper-Intermediate level of spoken and written English

WOULD BE A PLUS

  • Experience with Model Context Protocol (MCP) for managing context in AI model interactions
  • Familiarity with workflow automation tools such as Langflow or n8n
  • Knowledge of DevOps practices, CI/CD pipelines, or containerization (e.g., Docker, Kubernetes)
  • Experience with integration

PERSONAL PROFILE

  • Excellent analytical and investigative skills, with a proactive mindset for identifying and resolving complex threats
  • Strong collaboration and communication abilities, ensuring smooth cross-functional teamwork and stakeholder engagement
  • Detail-oriented mindset with the capacity to document technical findings clearly and concisely
  • Adaptability and resilience in a fast-evolving environment, with a continuous learning attitude toward new threat vectors and technologies

As a Full Stack Developer, you'll design, build, and maintain scalable, high-performance applications across both Front-end and Back-end systems. You'll collaborate closely with cross-functional teams, including data engineers and machine learning experts, to integrate AI-driven features and robust data pipelines. Your role will involve building responsive interfaces with React, developing secure APIs with Node.js or Python, and optimizing system performance in a cloud environment. With a strong emphasis on quality, security, and CI/CD best practices, you’ll contribute to the full product lifecycle, owning features from ideation to deployment, while staying up to date with emerging technologies to drive innovation across the team.

CUSTOMER

Our client is a global content and information company that is shaping the future of media and data. With a century-long legacy and a strong focus on innovation, the team builds trusted experiences and tools that inform, inspire, and empower millions of people worldwide.

PROJECT

Within the scope of digital media security, the client's platform focuses on advanced bot detection and anti-malvertising strategies. By integrating seamlessly with AdTech infrastructures, such as SSPs and DSPs, it enables real-time protection, analytics, and partner onboarding. This safeguards user trust and platform integrity across a broad range of digital channels.

About the job

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Posted on

Job type

Full Time

Experience level

Senior

Location requirements

Hiring timezones

Brazil +/- 0 hours

About Sigma Software

Learn more about Sigma Software and their company culture.

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At the heart of Sigma Software Group lies a culture deeply rooted in Scandinavian values, emphasizing mutual respect, transparency, and a minimal hierarchy. This foundation fosters an environment where every voice is heard and valued, empowering our team of over 2000 IT experts to innovate and excel. Since our inception in 2002, our mission has been to build long-term, synergistic relationships not just with our clients, but with our employees as well. We believe that the key to delivering top-quality, value-adding IT services is a team that feels supported, inspired, and driven by a shared passion for finding better solutions. Our culture is one of perseverance, coupled with exceptional client management and strong engineering principles, which has been the cornerstone of our success and sustained growth on the global stage.

Our commitment extends beyond delivering cutting-edge software solutions. We are dedicated to nurturing the growth of the IT ecosystem through our educational platform, Sigma Software University, and fostering the next generation of tech innovators via our corporate venture fund, Sigma Software Labs. This holistic approach reflects our core belief in the power of collaboration and knowledge sharing. We actively encourage our specialists to pursue professional development, offering a continuous education program and a multitude of knowledge-sharing events. This dedication to growth, combined with a flexible work-life balance and a strong sense of community, defines who we are. We are more than just a technology partner; we are a collective of passionate individuals working together to create a better tomorrow, driven by a constant quest for innovation and a commitment to making a positive impact on the world.

Employee benefits

Learn about the employee benefits and perks provided at Sigma Software.

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Discount program

Access to a discount program.

Flexible schedule

Organize your work schedule in a way that suits you.

Remote or office work

You can choose to work from one of our outstanding offices or remotely.

Legal support

24/7 call center for legal advice and urgent lawyer assistance in case of an incident.

View Sigma Software's employee benefits
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Sigma Software

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Sigma Software hiring Senior Full Stack Developer • Remote (Work from Home) | Himalayas