Filip Gheorghe

Node.js developer - Fintech

Xace

Aug 2025 - Current (1 year 3 months)

- Develop and maintain microservices for a banking/fintech platform handling payments, payees, accounts, and transactions. - Build serverless applications using AWS Lambda with TypeScript and Fastify framework. - Implement audit event systems for compliance and traceability across financial operations. - Design and document REST APIs using OpenAPI 3.0 specifications for developer portal (readme.com). - Integrate with payment providers (Yapily, OpenPayd) for UK/EU/international payment rails. - Write comprehensive unit and integration tests using Jest with high coverage requirements. - Implement schema validation using AJV for request/response validati

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Node.js Developer in R&D - Fintech

Alpheia

May 2024 - Aug 2025 (1 year 4 months)

- Collaborate within a team of 12 senior Node.js engineers on a banking/fintech platform. - Build backend services with TypeScript, Fastify, NestJS using hexagonal architecture. - Develop GraphQL APIs (queries, mutations) with Mercurius, auth and validation. - Implement Connect RPC services with Protocol Buffers for inter-service communication. - Work with Go microservices for platform-level services alongside the Node.js stack. - Write unit (Vitest, Jest), integration (testcontainers), and E2E (Playwright) tests. - Implement distributed tracing and observability using OpenTelemetry with Prometheus. - Orchestrate complex workflows using Temporal for durable execution patterns. - Participate in performance optimizations, code reviews, and re

Founding member - Back End Developer in R&D

YLOAD

Apr 2023 - May 2024 (1 year 2 months)

- Led architecture design and team of 5 backend engineers, setting coding standards and patterns. - Developed microservices (NestJS/TypeScript) with GraphQL and REST APIs for routing, bidding, and tracking. - Created GPS + routing modules with real-time tracking and optimization (Google Maps, Mapbox, Here Maps). - Designed live bidding marketplace for transport orders using WebSockets and RabbitMQ. - Built mobile app backends (React Native) for drivers, carriers, and shippers with push notifications. - Devised white-label solutions for shipping companies with revenue sharing and modular deployments. - Automated order processing via ChatGPT/AI; built social networking platform for logistics companies. - Integrated Stripe, Twilio, SendGrid, O

Architect & node.js developer in R&D - project based

SC ASISOFT SRL

Jan 2023 - May 2023 (5 months)

- Led backend architecture for S.O.S. 24, a towing/roadside assistance app (web, Android, iOS). - Built dual-app model: client (requesting help) and driver (accepting jobs). - Implemented real-time communication with Socket.IO and WebSockets. - Integrated Google Maps API for route planning, tracking, and places autocomplete. - Developed microservices with NestJS, PostgreSQL, Sequelize, and Redis caching. - Built Angular 14 frontend with Angular Material, Tailwind CSS, and Capacitor for mobile. - Integrated Twilio (SMS/calls), OneSignal (push notifications), and Nodemailer (emails). - Implemented JWT authentication with Passport.js and bcrypt password h

Node.js Backend Developer in R&D at Drivenets

DRIVENETS

Feb 2020 - Apr 2023 (3 years 3 months)

- Part of R&D team building web-scale, disaggregated routing solutions for cloud/CSP environments. - Developed microservices with NestJS/TypeScript; extended APIs using Express and Next.js. - Designed PostgreSQL schemas with indexing, partitions, and migrations (Sequelize, TypeORM). - Integrated RabbitMQ and Kafka for message-based communication between modules. - Implemented state machines for complex service flows and network orchestration. - Built Angular frontend with Material UI, D3.js charts, Three.js 3D, and Leaflet maps. - Introduced Redis caching and implemented real-time updates via Socket.IO. - Created monitoring dashboards with Prometheus,

Node.js Backend Developer in R&D

Paybilla

Mar 2019 - Feb 2020 (1 year)

- Built crypto payment platform with Bitcoin, Ethereum, Litecoin wallets and trading modules. - Designed microservice architecture for high-volume crypto transactions and exchanges. - Developed wallet APIs for multiple cryptocurrencies (Bitcoin, Ethereum, Litecoin, +500 others). - Built Node.js/Express backend with GraphQL APIs. - Implemented order-matching and liquidity engine to support exchange operations. - Connected to Kraken exchange via WebSocket for real-time price feeds. - Used Redis caching, Bull job queues, Docker for isolation, and S3 for storage. - Designed PostgreSQL schemas with Sequelize ORM; deployed on AWS RDS. - Built secure REST/GraphQL APIs with key management and transaction safety. - Set up CI/CD with Bitbucket Pipeli

Node.js Backend Developer in R&D

Pentalog

Sep 2018 - Mar 2019 (7 months)

As a Project Architect, I played a central role in leading application development toward operational excellence and business alignment. From comprehensive audits to designing scalable architectures, my work focused on performance, modularity, and user satisfaction. Key Contributions: Application Audits: Assessed application infrastructure and codebases, identifying security, performance, and UX improvements to align with client goals. Scalable Architecture: Designed robust, modular systems that accelerated feature rollout and eased future scalability. Cross-Team Collaboration: Partnered with DevOps and development teams to implement CI/CD enhancements, translating architectural plans into effective deployments. Client Engagement: Led consu

Node.js Backend Developer in R&D

OWNZONES Entertainment Technologies

May 2017 - Sep 2018 (1 year 5 months)

At OWNZONES Media Network, a leader in digital content distribution, we provide end-to-end solutions for deploying high-value digital products. Our cloud-native platform enables seamless access to video, audio, and print content from any device without downloads. As a Backend Developer (Node.js), I contribute to building scalable and secure backend systems that power key business operations and client-facing APIs. Key Responsibilities: Design, develop, and maintain backend modules supporting multiple digital media products. Implement efficient, low-latency, and high-availability backend services to support performance at scale. Deliver secure, modular, and maintainable server-side logic aligned with front-end requirements. Ensure code quali

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IT Manager

AsiSoft

Oct 2013 - May 2017 (3 years 8 months)

As a team lead managing five developers, I was responsible for both technical leadership and strategic coordination, while also maintaining direct communication with clients. I played a pivotal role in adopting Agile Scrum methodologies, which significantly boosted our delivery efficiency and team adaptability. Key Achievements: Agile Transformation: Introduced Agile Scrum practices, organized sprints and retrospectives, and improved team collaboration and delivery speed. Leadership & Mentorship: Fostered a supportive, growth-oriented culture by mentoring junior developers and promoting continuous learning. Technical Oversight: Led architectural decisions and enforced coding standards to maintain high-quality deliverables. Technology Select

Web Developer | Scrum Master

Netop Tech

Aug 2009 - Oct 2013 (4 years 3 months)

As a Scrum Master for a team of nine, I championed agile practices to enhance collaboration, productivity, and innovation. I facilitated Scrum ceremonies, fostered a self-organizing culture, and maintained delivery momentum by proactively addressing impediments. Key Achievements as Scrum Master: Guided the team in embracing Scrum principles, ensuring methodology compliance and team cohesion. Actively removed blockers to maintain progress and productivity. Protected the team from external interruptions, enabling consistent delivery. Promoted cross-team coordination by collaborating with other Scrum Masters. Empowered team ownership through autonomy and flexible task management. Drove continuous improvement via retrospectives and workflow enh

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Filip Gheorghe

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