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Hi, I am Abdou Khadre Sene, a Baltimore-based full-stack software engineer with 4+ years of experience building scalable web and cloud applications for startups and government agencies. I specialize in Java, React, Spring Boot, and AWS, delivering secure, high-impact solutions from prototype to production. I am a TS/SCI-cleared engineer who values performance, security, and a great developer experience. I enjoy turning ideas into reliable systems, streaming CI/CD pipelines, and optimizing data flows with tools like Apache NiFi. Beyond coding, I have contributed to freelance projects and mentor teammates to improve onboarding and collaboration.…Hi, I am Abdou Khadre Sene, a Baltimore-based full-stack software engineer with 4+ years of experience building scalable web and cloud applications for startups and government agencies. I specialize in Java, React, Spring Boot, and AWS, delivering secure, high-impact solutions from prototype to production. I am a TS/SCI-cleared engineer who values performance, security, and a great developer experience. I enjoy turning ideas into reliable systems, streaming CI/CD pipelines, and optimizing data flows with tools like Apache NiFi. Beyond coding, I have contributed to freelance projects and mentor teammates to improve onboarding and collaboration.

Abdou Khadre Sene

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

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Hi, I am Abdou Khadre Sene, a Baltimore-based full-stack software engineer with 4+ years of experience building scalable web and cloud applications for startups and government agencies. I specialize in Java, React, Spring Boot, and AWS, delivering secure, high-impact solutions from prototype to production. I am a TS/SCI-cleared engineer who values performance, security, and a great developer experience. I enjoy turning ideas into reliable systems, streaming CI/CD pipelines, and optimizing data flows with tools like Apache NiFi. Beyond coding, I have contributed to freelance projects and mentor teammates to improve onboarding and collaboration.…Hi, I am Abdou Khadre Sene, a Baltimore-based full-stack software engineer with 4+ years of experience building scalable web and cloud applications for startups and government agencies. I specialize in Java, React, Spring Boot, and AWS, delivering secure, high-impact solutions from prototype to production. I am a TS/SCI-cleared engineer who values performance, security, and a great developer experience. I enjoy turning ideas into reliable systems, streaming CI/CD pipelines, and optimizing data flows with tools like Apache NiFi. Beyond coding, I have contributed to freelance projects and mentor teammates to improve onboarding and collaboration.

Available to hire

Hi, I am Abdou Khadre Sene, a Baltimore-based full-stack software engineer with 4+ years of experience building scalable web and cloud applications for startups and government agencies. I specialize in Java, React, Spring Boot, and AWS, delivering secure, high-impact solutions from prototype to production. I am a TS/SCI-cleared engineer who values performance, security, and a great developer experience.

I enjoy turning ideas into reliable systems, streaming CI/CD pipelines, and optimizing data flows with tools like Apache NiFi. Beyond coding, I have contributed to freelance projects and mentor teammates to improve onboarding and collaboration.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Work Experience

Software Engineer at National Security Agency

July 1, 2024 - Present

Built and deployed secure enterprise features with Java Spring Boot, React, and MongoDB, enhancing system reliability and data accessibility across classified environments. Improved developer onboarding by authoring VM setup documentation, reducing setup time for new hires by 40%. Streamlined CI/CD workflows through Docker containerization and unit testing, cutting deployment errors by 25%. Leveraged Apache NiFi to optimize data flows, supporting multi-system integrations with reduced latency.

Full Stack Developer at BeautyLynk

July 1, 2024 - September 27, 2025

Designed and maintained scalable React/Node applications serving 5,000+ monthly active users, leading to 20% growth in customer engagement. Integrated Stripe payments and PostgreSQL backend, improving transaction success rates and reducing payment errors by 15%. Collected and implemented user feedback into UI/UX updates that increased satisfaction scores by 30%.

iOS Developer Intern at Distaff

December 1, 2021 - September 27, 2025

Built and maintained CI/CD pipelines and developer tooling to improve engineering productivity. Migrated Django REST API to AWS EC2 and RDS, optimizing backend performance and availability. Rewrote core Python authentication logic, fixing registration and verification issues, improving app reliability.

Full Stack Developer at Freelance Projects

January 1, 2021 - Present

Developed full stack applications using JavaScript, CSS, and Postgres to deliver user-focused solutions. Customized Shopify and GlideApps platforms to enhance client experience and drive business growth.