NAME="Nelson Lourenço"

ROLE="Lead Software Developer"

KERNEL="Linux 6.8.9-arch1-1"

UPTIME="20y 4m 12d"

> NELSON_LOURENÇO_

Software Engineer with 15+ years of experience in high-performance distributed systems. Proven track record in banking, telecom, and blockchain sectors.

/var/log/career_history

Lead Software Engineer@Pictet TechnologiesMay 2026 - Present

$Low code - AppWay

$Software engineer - using Java, Spring Boot, and Kubernetes.

$Conduct technical interviews.

$Promote AI tools in development.

$Dev2Dev - sharing knowledge with other developers.

Blockchain & Backend Software Engineer@Interval.xyz (Stealth)April 2024 - Present

$Architecting and deploying a highly scalable Layer 3 solution using the OP Stack.

$Designed and implemented a custom blockchain firewall to enforce granular enterprise policies (geo-fencing, whitelisting).

$Developed advanced POCs for seamless Web2/Web3 authentication and transaction signing using Auth0, Firebase, Privy, and MetaMask.

$Orchestrated the end-to-end CI/CD lifecycle on AWS and GCP using Docker, Kubernetes, and Kustomize.

$Created enterprise-grade, reusable modules for seamless L3 integration.

Software Engineer@FreelanceSeptember 2023 - May 2024

$Enterprise Core: Architected a secure, modular backend using Spring Boot for a veterinarian industry platform.

$Reactive Frontend: Developed an Angular interface focusing on data visualization and intuitive enterprise workflows.

$Web3 MPC Wallet: Engineered a robust custody solution utilizing MPC (Multi-Party Computation) for keyless transaction signing.

$High-Performance Backend: Developed a low-latency, scalable GoLang and gRPC infrastructure for real-time transaction processing.

$Cosmos Integration: Utilized the Cosmos SDK to build custom app-chains enabling modular blockchain functionality.

Blockchain & Software Engineer | Technical Lead@QredoDecember 2022 - September 2023

$Cross-Chain Asset Locking: Architected and developed an abstract Layer 1 asset-locking component (deposit and settlement).

$Cosmos Integration: Led integration of Cosmos-based chains (Atom, Kava, Osmosis, Celestia) to support decentralized settlement.

$Stacks L2 Integration: Integrated QChain with Stacks to enable sophisticated asset monitoring and settlement processing.

$Infrastructure Optimization: Refactored the Qredo Block Explorer, achieving a 30% improvement in throughput.

$Production-Ready Deployment: Deployed critical features using Docker, Kubernetes, and Helm on AWS.

$API Engineering: Developed robust communication layers utilizing gRPC, JSON-RPC, and REST APIs.

$Conducted professional technical interviews and defined hiring standards for the engineering department.

Blockchain & Software Engineer@ConsenSysApril 2021 - December 2022

$Infura Infrastructure: Provisioned high-availability data centers across physical locations globally to build Infura’s core infrastructure.

$DeFi Protocol Engineering: Engineered modular and extensible backend solutions for varied financial protocols, enabling scalability and robustness.

$Blockchain Engineer Contractor: Delivered critical infrastructure using Docker, Pulumi, and Ansible, focusing on Arbitrum Nitro DAC.

$Codefi Assets: Built a regulatory compliant RWA (Real World Assets) tokenization platform.

$Filecoin MVP: Contributed to the development of early-stage Filecoin secondary retrieval markets.

Technical Lead | Software Engineer@BubbleGo - TechFirm PortugalOctober 2020 - November 2021

$Engineering Leadership: Established and directed a high-performance GoLang chapter, establishing code quality and architectural standards.

$Full-Stack Architecture: Designed scalable microservices using GoLang and Vue.js, transitioning complex legacy systems.

$SDLC Optimization: Implemented customized Gitlab-CI pipelines utilizing Kustomize and Skaffold, drastically reducing deployment times.

Technical Lead | Software Engineer@BNP Paribas - CIB (analytics systems)June 2019 - October 2020

$ML-Driven Data Delivery: Engineered a sophisticated Python-based ecosystem incorporating machine learning for intelligent content curation.

$Monolith to Microservices Transition: Championed the architectural migration of core CIB platforms from legacy Rancher deployments to advanced Kubernetes environments.

$Real-Time Data Pipelines: Engineered robust SGR feed integrations using Kafka to stream market data.

$Liquibase Integration: Spearheaded the implementation of Liquibase for automated database state management.

$Continuous Delivery & Quality: Leveraged Jenkins and SonarQube to dramatically elevate deployment frequencies.

Technical Lead | Software Engineer@BubbleGo - TechFirm PortugalSeptember 2018 - June 2019

$Licensing Management Ecosystem: Engineered a scalable MEAN-stack ecosystem for Rolex, driving modernization across digital property management.

$Component-Based Frontend: Spearheaded the development of a modular Single Page Application (SPA) using Angular components for enhanced reusability.

$High-Concurrency Backend: Built asynchronous, non-blocking REST APIs leveraging Node.js and MongoDB.

$Containerized Deployments: Engineered zero-downtime CI/CD pipelines deploying Docker containers onto managed Kubernetes (Rancher) infrastructure.

Technical Lead | Software Engineer@BMWJune 2016 - September 2018

$Car Configuration Engine: Developed the backend logic and integration points for BMW's flagship digital car configuration platform.

$Factory-to-Dealer Integration: Built scalable Java/Spring middleware ensuring seamless inventory and pricing synchronization across European dealerships.

$Legal Compliance Automation: Implemented automated compliance checks and data scrubbing protocols within the sales funnel.

$Nearshore Team Leadership: Founded and scaled the Lisbon engineering hub for BMW Munich, driving recruitment and establishing agile practices.

Software Engineer@CGD (Caixa Geral de Depósitos)June 2015 - June 2016

$Credit Risk Engineering: Architected and developed core workflow processes for enterprise white-label credit risk assessment systems.

$CI/CD Architecture: Spearheaded the modernization of legacy deployment practices by deploying and configuring enterprise-wide Jenkins CI/CD pipelines.

$Financial Data Integrity: Delivered robust Java EE solutions optimizing transactional throughput on Oracle Databases for critical banking operations.

Software Engineer / Technical Lead@Altice Labs-PT InovaçãoSeptember 2001 - June 2015

$High-Performance Core: Engineered a robust internal application server framework utilizing advanced non-blocking I/O architectures (Java NIO), delivering exceptional throughput and low latency tailored for high-volume telecom workloads.

$Distributed Systems Modernization: Championed the architectural transition from legacy proprietary solutions toward scalable, standards-based product platforms serving millions of global subscribers.

$Carrier-Grade Reliability: Designed and optimized mission-critical Operational Support Systems (OSS) guaranteeing 99.999% uptime for core network operations.

$TM Forum Certification: Achieved and maintained crucial technical process certifications, ensuring strict adherence to international telecom standards.

$Engineering Mentorship: Cultivated a culture of technical excellence by mentoring over 50 engineers across diverse global teams during a 10+ year decadal journey.

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