Top Tech Jobs & Startup Jobs in NYC, NY

Design and implement Java/Spring Boot backend microservices for notification routing, preference sync, webhook ingestion, and batch jobs. Build Pub/Sub consumers with concurrency controls, retry/DLQ, and idempotency; process Avro payloads with schema validation and transformation; integrate with Listrak and internal APIs; implement resilience features and support performance tuning and troubleshooting.

Lead performance testing efforts: design and execute load tests, analyze results, perform root cause analysis, collaborate with developers and infrastructure to improve system performance, establish performance testing practices, create test artifacts, and generate management reports.

Lead UX design efforts using Figma to create wireframes, prototypes and design systems. Drive data-informed decisions, conduct user research and usability testing, present to stakeholders, facilitate workshops, integrate design standards into engineering workflows, explore AI tools to enhance UX, and ensure clear handoffs and documentation for end-to-end user workflows.

Lead architecture and implementation of Java Spring Boot microservices for scalable, resilient cloud-native systems on GCP. Define best practices, design APIs and event-driven services, ensure observability, security, and CI/CD, mentor teams, and collaborate with DevOps and product to drive architectural consistency and cloud optimization.

Design and own an end-to-end, agentic AI content generation platform using .NET and Azure. Architect event-driven agents, RAG pipelines with Azure OpenAI and Cognitive Search, integrate third-party and WordPress APIs, ensure multitenancy, security, observability, and CI/CD with IaC. Collaborate with DevOps to deliver scalable, auditable content automation.

Design and implement backend services using Java and Spring Boot, deploy to GCP/GKE, work with distributed systems (Spanner, Kafka), optimize complex SQL/PLSQL, build CI/CD pipelines (GitHub Actions, Argo CD), ensure reliability, and provide technical leadership and mentoring.

Design and implement a scalable Elasticsearch-based analytics platform integrated with an Oracle data warehouse. Architect data models, ingestion/CDC pipelines, index/shard strategies, and monitoring. Optimize cluster, queries, and caching for sub-second dashboard performance, perform load testing and capacity planning, and produce operational documentation and SLAs.

Design and deliver high-fidelity interfaces and interactive prototypes for transactional retail workflows (search, quoting, inventory, payments). Adapt designs for varied retail hardware, contribute to a centralized design system, collaborate with developers to ensure feasibility within routing-layer architecture, and iterate based on discovery and pilot feedback to reduce friction in payment and quoting tasks.

Lead UX design efforts by creating user-centered flows, wireframes, prototypes, and high-fidelity mockups. Incorporate customer feedback and usability findings, collaborate with product, engineering, and stakeholders, and perform post-launch metrics analysis to optimize UX.

Lead full‑stack developer responsible for designing and delivering scalable web applications using .NET, React/Next.js and Azure. Build RESTful APIs, implement CI/CD with Git/YAML, enforce clean coding and unit testing, design reusable patterns, work with non-relational databases (Cosmos DB/MongoDB), and collaborate in Agile cross‑functional teams to debug and triage end‑to‑end issues.