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Active
On-site
New York, NY
Posted · 22.09.2026
LinkedIn Jobs US

# Senior Full Stack Developer

Haystack

We are working with a pioneering technology company that empowers businesses with cutting-edge cloud-native applications and solutions. This organisation is known for its innovative approach to software development and its commitment to building scalable and secure systems. The Role Develop and support cloud-native applications using Java, Python, and AWS. Design and maintain RESTful APIs and microservices. Build scalable, secure, and resilient AWS-based solutions. Collaborate with DevOps, QA, and Architecture teams to ensure seamless integration and deployment. Optimize application performance, security, and reliability in production environments. Contribute to cloud best practices and technical knowledge sharing within the team. What You'll Need Strong hands-on experience with Java and Python development. Proven experience designing and deploying production applications on AWS. Hands-on expertise with AWS Lambda, API Gateway, DynamoDB, S3, RDS, ECS/EKS, CloudWatch, IAM, and Secrets Manager. Experience with RESTful APIs, microservices, and cloud-native architectures. Ability to independently troubleshoot, deploy, and support AWS solutions. Strong understanding of cloud security, scalability, and performance optimization. What's On Offer Comprehensive medical, dental, and vision insurance plans. Retirement savings plan with 401(k) matching. Opportunities for career growth and professional development. Employee wellness programs and assistance for personal and professional support. Apply via Haystack today!

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