Davi Peterson

Hi, I'm

Davi Peterson

Full Stack Developer

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About Me

Full Stack Developer with experience in infrastructure and integrations. I work on interfaces, APIs, caching, queues, asynchronous processing and AI solutions, following each system from conception through release and maintenance in production.

I have led development teams technically, assigning tasks, reviewing Pull Requests and guiding developers, while taking part in architecture decisions and delivery planning. I work with a focus on maintainability and on technical decisions aligned with the product's needs.

+1000
Cups of coffee
2+
Years of experience

Performance

End-to-end optimization, covering caching, SSR, and asynchronous processing for maximum fluidity.

Architecture & Design

Designing scalable solutions using microservices, ensuring high availability and easy maintenance.

In production

Multi-tenant SaaS products already running in production, built and maintained by me.

Leadership

Founder and CEO of SyncForge, responsible for the team's technical mentoring, code standards and technical decisions.

My Technologies

Tools

NextNext
AngularAngular
ReactReact
NestNest
NodeNode
GolangGolang

Infrastructure

PostgresPostgres
DockerDocker
PrismaPrisma
RedisRedis
RabbitMQRabbitMQ
MiniIOMiniIO
Cloudflare R2Cloudflare R2
AWSAWS
MicroserviçosMicroserviços

AI and Agents

LangGraphLangGraph
LangChainLangChain
AI SDKAI SDK
n8nn8n
Spec Driven DevelopmentSpec Driven Development

CI/CD and Deploy

GitHub ActionsGitHub Actions
VercelVercel
CloudflareCloudflare
RenderRender
cPanelcPanel

My Experience

Currently

08-2026 - Present

Junior Software Developer

Solasstec Tecnologia

Manaus, AM

I maintain and evolve systems used by public agencies, with Next.js on the front end and NestJS on the back end.

  • I build and maintain features for these systems.
  • I refactor code to make it more readable, organized, fast and easy to maintain.

05-2026 - Present

Volunteer Mentor and Developer

Residuum (UniNorte)

Manaus, AM

Invited by UniNorte, I provide technical guidance for the Residuum project, built by eighth-semester Computer Science and Computer Engineering students during their mandatory internship. I assign and explain tasks, track deliveries and review Pull Requests.

  • I led a complete refactor of the application in 2 weeks, with a visual redesign and a new landing page, to meet a tight deadline.
  • I optimized the queries behind the map search for collection points and each user's products, reducing response time.

04-2026 - Present

Founder and CEO

SyncForge

Manaus, AM

I founded SyncForge and run the company end to end: from project planning to system architecture and development, leading a multidisciplinary team.

  • I lead the team of developers, QAs, analysts and marketing, setting priorities and assigning the tasks for each delivery.
  • I define the architecture and technical organization of the systems, with the standards the team follows.

Previous experience

Junior Software DeveloperTwoBrains Technology

01-2026 - 03-2026São Paulo, SPTwoBrains Technology

I built internal and client products with Next.js, React and Node.js, and was the architect of ContaCloud.

  • I split ContaCloud's operations into microservices and integrated LangGraph and LangChain automations to issue invoices through the Focus API.
  • I used AWS serverless, storage and API services, with support from the team.
  • I fixed bugs and evolved features on the front end and back end.
Software Developer (Contractor)Indicaí

11-2025 - 03-2026Manaus, AMIndicaí

I worked as a contractor (MEI) on full stack development and DevOps: I built features, fixed bugs, integrated APIs and took part in deploying the app.

  • I defined the project's architecture and code standards.
  • I built interfaces faithful to the design, with attention to UX/UI, accessibility and performance.
  • I planned and ran the deploy cycle, including the app's launch on the Play Store and the App Store.
Software Developer InternUAPE

06-2025 - 05-2026Manaus, AMUAPE

Full stack internship focused on architecture, service integration and good code practices, with participation in AI and Data Science initiatives for internal products.

  • I built a payment management system from start to finish, deployed in 3 states.
  • I created landing pages in Portuguese, English and Spanish, with internationalization (i18n).
  • I set up environments and infrastructure on Windows and Linux (Ubuntu) and provided technical support.
Volunteer Software DeveloperNXS Skill

06-2025 - 02-2026Manaus, AMNXS Skill

I built the front end of an educational platform, with attention to accessibility and performance, and collaborated on the design system and authentication flows.

  • I built version 2.0 of the web platform with a team of 6 developers.
  • I built responsive authentication, sign-up and dashboard interfaces with Next.js and TypeScript.
  • I implemented back-end modules and API routes for the new features.
Hardware TechnicianDG Computer

2019 - 2025Manaus, AMDG Computer

I provided technical support and assembled and maintained computers, networks and systems.

  • I handled IT service and support, with preventive and corrective equipment maintenance.
  • I assembled and configured desktops, laptops and network devices such as switches and routers.
  • I installed operating systems, drivers and software, tuning and troubleshooting them.

My Projects

Operis
Operis
Multi-tenant SaaS for point of sale and cash flow, under continuous development. It records sales, updates stock instantly and tracks installments and accounts payable and receivable, in the browser on a computer or phone.
PHPLaravel 13Inertia.jsReact
View site
SyncForge
SyncForge
Corporate landing page for SyncForge, a software house in Manaus. It presents its custom systems and websites, how the company works and SIGEM, its management system, with direct contact through WhatsApp.
TypeScriptNext.jsTailwind
View site
Master Mind
Master Mind
Financial management SaaS built as a modular monolith, with an integrated payment gateway and features that can be used through Telegram.
JavaVue.jsSpring Boot
View site
ContaCloud
ContaCloud
Accounting SaaS that issues invoices from text or voice messages on WhatsApp, with LangGraph and LangChain automations on top of the Focus API. Organized in microservices, it uses Next.js SSR and caching.
TypeScriptNext.jsPostgreSQLPrismaLangChainLangGraph
View site
Residuum
Residuum
Reverse logistics and circular economy platform that connects people who want to dispose of waste with those who collect it, with a map search for collection points.
PythonReactViteTailwind CSSFastAPI
View site
Maucco
Maucco
Freelance landing page for Maucco, an environmental consultancy in Manaus. It presents their environmental licensing and compliance services and guides visitors to book a free consultation.
Next.jsTailwind
View site
Leaf
Leaf
Mobile reading tracker inspired by Strava. It records pages, time and pace for each session, shows a weekly summary and creates an image with the stats to share in stories. Data is stored only on the device.
TypeScriptReact NativeExpoZustand
GitHub
Mentor.IA
ENEM exam prep platform that diagnoses each student's learning gaps, prioritizes topics and builds adaptive study schedules, with motivational insights generated by AI. I worked as Tech Lead and Developer on an architecture split into three repositories: a Next.js frontend, a NestJS API and a Go worker that processes AI jobs through RabbitMQ. Not in production yet.
TypeScriptNext.jsNestJSGoPostgreSQLRabbitMQRedis
In developmentFrontendBackendWorker
ForgePath CLI
Terminal tool in Go that scans your folders, identifies each project's framework and quickly opens the one you choose.
GoBubble TeaBubblesLip GlossCobraHuhNerd Fonts
GitHub
Nexus Skills
Nexus Skills
Course platform for developing soft skills.
TypeScriptNext.jsTailwindFirebase
View site
UAPE
UAPE
Corporate landing page for UAPÉ, presenting its data engineering for global health: data sovereignty, fast deployment, offline mobile data collection, integration between health systems and real-time visualizations, in Portuguese, English and Spanish.
TypeScriptNext.jsCloudflareshadcn/uiTailwindLucide Reacti18n
View site

Get in Touch

Let's talk!

Have a project, a job opening or a partnership in mind? Tell me what it's about and I'll get back to you.

Email

davipetersondev173@gmail.com

Phone

+55 (92) 99258-4985

Location

Manaus, AM - Brazil

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