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I'm a Full Stack Python Developer with 5+ years of experience building scalable, secure, and data-driven platforms across fintech and large-scale distributed systems. I specialize in Python, FastAPI, React, PostgreSQL, Kafka, and Kubernetes, with hands-on experience delivering microservices, real-time data pipelines, and ML-powered automation. I thrive in Agile environments, drive CI/CD automation, and collaborate with risk, data, and product teams to reduce operational workload through intelligent workflow design, automated compliance reporting, and high-throughput backend systems. I value clean architecture, observability, and security, and have shipped dashboards and RBAC-secured tools to support PCI/SOC2 compliance.…I'm a Full Stack Python Developer with 5+ years of experience building scalable, secure, and data-driven platforms across fintech and large-scale distributed systems. I specialize in Python, FastAPI, React, PostgreSQL, Kafka, and Kubernetes, with hands-on experience delivering microservices, real-time data pipelines, and ML-powered automation. I thrive in Agile environments, drive CI/CD automation, and collaborate with risk, data, and product teams to reduce operational workload through intelligent workflow design, automated compliance reporting, and high-throughput backend systems. I value clean architecture, observability, and security, and have shipped dashboards and RBAC-secured tools to support PCI/SOC2 compliance.

Sania Mohammad

Full Stack Developer, Back-End Developer, Web Developer, +2

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I'm a Full Stack Python Developer with 5+ years of experience building scalable, secure, and data-driven platforms across fintech and large-scale distributed systems. I specialize in Python, FastAPI, React, PostgreSQL, Kafka, and Kubernetes, with hands-on experience delivering microservices, real-time data pipelines, and ML-powered automation. I thrive in Agile environments, drive CI/CD automation, and collaborate with risk, data, and product teams to reduce operational workload through intelligent workflow design, automated compliance reporting, and high-throughput backend systems. I value clean architecture, observability, and security, and have shipped dashboards and RBAC-secured tools to support PCI/SOC2 compliance.…I'm a Full Stack Python Developer with 5+ years of experience building scalable, secure, and data-driven platforms across fintech and large-scale distributed systems. I specialize in Python, FastAPI, React, PostgreSQL, Kafka, and Kubernetes, with hands-on experience delivering microservices, real-time data pipelines, and ML-powered automation. I thrive in Agile environments, drive CI/CD automation, and collaborate with risk, data, and product teams to reduce operational workload through intelligent workflow design, automated compliance reporting, and high-throughput backend systems. I value clean architecture, observability, and security, and have shipped dashboards and RBAC-secured tools to support PCI/SOC2 compliance.

Available to hire

I’m a Full Stack Python Developer with 5+ years of experience building scalable, secure, and data-driven platforms across fintech and large-scale distributed systems. I specialize in Python, FastAPI, React, PostgreSQL, Kafka, and Kubernetes, with hands-on experience delivering microservices, real-time data pipelines, and ML-powered automation.

I thrive in Agile environments, drive CI/CD automation, and collaborate with risk, data, and product teams to reduce operational workload through intelligent workflow design, automated compliance reporting, and high-throughput backend systems. I value clean architecture, observability, and security, and have shipped dashboards and RBAC-secured tools to support PCI/SOC2 compliance.

Skills

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Work Experience

Full Stack Developer at Stripe

February 1, 2024 - Present

Developed and maintained Python/FastAPI microservices to process transaction metadata, billing history, and fraud evidence. Built asynchronous workflows with Kafka and AWS SQS to automate dispute submissions to card networks, reducing manual processing time by 45%. Designed PostgreSQL and Redis data models with audit-safe schemas for improved traceability and compliance reporting. Integrated internal risk, fraud, and compliance APIs to enrich dispute metadata, increasing evidence completeness by 30%. Implemented evidence ranking and auto-escalation logic to prioritize urgent disputes. Worked on ML-based document classification pipelines (BERT/ONNX) achieving >90% inference accuracy and optimized latency with ONNX runtime. Built internal dashboards using React + GraphQL for disputes management. Implemented RBAC and security controls to meet PCI & SOC2. Containerized with Docker and deployed to Kubernetes. Set up observability with OpenTelemetry, Grafana, and Prometheus; automated testin

Python Developer at Meta

February 1, 2020 - May 1, 2023

Built NLP-based content moderation pipelines using Python, FastAPI, and PyTorch to detect harmful content and reduce manual review workload by 40%. Trained and fine-tuned transformer models (BERT) to classify toxicity & spam with 92% precision. Developed real-time data ingestion services using Kafka + FastAPI processing 3M+ events/day with sub-200ms latency. Implemented end-to-end deployment workflows using Docker & Kubernetes. Created internal admin dashboards and log-tracking features using React + REST APIs to support Trust & Safety. Designed MySQL schemas and indexing to store moderation events, reducing query time by 35%. Built a gRPC-based microservice to aggregate user activity signals and support ranking. Integrated Redis caching for high-frequency lookups, improving downstream response by ~60%. Added security middleware for authentication, rate-limiting, and audit logging. Set up monitoring dashboards with Prometheus + Grafana, enabling automated alerts and reducing incident r