• Design, build, and maintain the systems that power our products end-to-end. • Architect, build, and ship backend systems that can scale to millions of requests/day. • Design, implement, and optimize APIs that power our research and media products. • Build pipelines to parse and model blockchain transactions and financial data. • Own database design, optimization, and reliability (MySQL/Postgres). • Implement caching and performance strategies with Redis or similar tools. • Lead backend feature development from planning to production release. • Diagnose and resolve scalability, performance, and reliability issues under real-world load. • Raise the bar on testing, monitoring, and observability across the stack. • Collaborate with frontend, product, and data teams to ensure seamless integrations.

• Develop and maintain backend services using PHP (Laravel) • Build and integrate RESTful APIs • Work with databases including MySQL and MongoDB • Develop frontend components using React.js • Write clean, maintainable, and well-documented code • Debug issues, fix bugs, and improve application performance • Collaborate with team members during design, development, and testing phases • Follow best practices for security, performance, and scalability • Participate in code reviews and sprint planning sessions

We are looking for a Senior Software Engineer that shares the same values of pragmatism, professionalism and transparency as us to join our Brazil team! This role combines **hands-on software development**, **technical consultancy**, and **strategic influence** over the evolution of a software quality product with global ambitions.****You will act as a bridge between engineering excellence and business needs, supporting clients in improving their software practices while also collaborating internally on product strategy, architecture, and pre-sales initiatives.

This description is a summary of our understanding of the job description. Click on 'Apply' button to find out more. Role Description The Data Platform team is responsible for the pipelines, search, and identity systems that are foundational to Vannevar’s flagship platform and agentic workflows. The systems we build and operate define and enforce standards for data processing, storage, access, and retrieval across a growing suite of 10+ products. You will be part of a team that builds and manages this business-critical infrastructure. In this role, you’ll have the opportunity to serve as a technical leader—shaping patterns for enterprise-grade performance, scalability, reliability, quality, and security across the broader organization. You’ll partner closely with product engineering teams to standardize and centralize shared infrastructure, reducing duplication and improving developer velocity. You’ll also collaborate with our Information Security team to ensure our systems meet the stringent security and compliance requirements of DoD environments. Finally, you’ll have an opportunity to craft the long-term strategy for the platform, guiding architectural decisions and investments that enable the company to scale safely and sustainably. What you’ll do - Drive the design, implementation, and evolution of core data platform infrastructure and shared services. - Lead mission-critical projects to build and scale foundational platform capabilities. - Partner closely with engineers across the organization to develop and standardize data platform solutions that solve cross-product challenges. - Collaborate with Security and Mission stakeholders to define and enforce standards for access control, data protection, and system integrity. - Influence architecture, technology selection, and engineering standards across the company. - Grow your engineering skills by solving complex, high-impact problems in data platform and infrastructure systems. Qualifications - You have 7+ years of hands-on experience building and operating data platform primitives (storage, retrieval, and processing pipelines) that other product teams rely on. - You have strong system design skills and can make thoughtful tradeoffs across performance, reliability, scalability, and cost. - You have led cross-team technical initiatives spanning multiple systems, and driven adoption through influence. - You bring a security-first mindset and are comfortable operating in environments with high operational discipline and sensitive constraints. - You communicate complex technical concepts clearly to a broad audience, including engineers, cross-functional partners, and end users. - U.S. Person status is required, as this role requires access to U.S.-only data systems. Benefits - The salary range for this position is $150,000 - $215,000 + equity + 401K match. Within the range, individual pay is determined by experience, relevant education, and/or training. - Health, dental, and vision insurance. - 100% remote first culture. You can work from anywhere in the US and all full time employees have WeWork access. - Unlimited PTO including competitive vacation and holiday schedules. - Lifestyle stipends - Monthly mental health, wellness & fitness stipend, in-home office setup stipend and family planning assistance. - Salary top-up during military reserve duty. - Fully paid parental leave. - Child and pet care reimbursement during travel.