Dennis Jacobs Email & Phone Number

New York City, New York, Us

Seattle, Wa, Us

Led Gemma Lab's engineering department. Responsible for development and support of the primary Shopify e-commerce site, API (Node.js / Express / Lambda / DynamoDB), custom webapp (React / Typescript / JS / HTML / CSS), blog (WordPress), various 3rd party integrations, as well as standard productivity tools.Participated in cross-functional planning with operations, marketing and design departments. Conducted interviews and provided feedback for prospective hires.Managed junior and contract engineers; including task coordination, prioritization, and ensuring code met functional requirements and quality standards.

Seattle, Wa, Us

Managed 1-2 engineers including internal and contracted resources, performed project planning and task prioritization, and conducted code reviews.Feature development and maintenance of a consumer SaaS web app using React, Redux, JavaScript GraphQL, and RESTful API requests. Enhanced backend services in Express / Node.js / JavaScript deployed to GCP using Kubernetes / GKE / Docker.Oversaw transition of product during company acquisition.

Seattle, Wa, Us

Ongoing development of a consumer productivity app with over 75k MAUs, in iOS for iPad / iPhone platforms using Objective-C, Core Data, Storyboards, and Auto Layout. Added in-app payment for subscription flows following Apple guidelines. Coordinated with backend engineers for API enhancements for features.

Usa, Us

Developed iOS applications in Objective-C as part of cross-functional teams for a variety of clients, primarily retail / e-commerce. Participated in all aspects of agile / scrum / kanban development processes, including initial brainstorming sessions, conducting client demos, planning and estimation, and code review.Developed multiple pitch projects for customer acquisition, as well as internal 'Skunk Works'-type apps exploring indoor positioning and dynamic content delivery. Served as subject matter expert for Bluetooth LE and mobile device capabilities.Mentored junior employees across departments including engineering, design, and administration. Conducted performance reviews, made recommendations for upcoming project teams, and assisted with career growth opportunities.

Developed an application to replace a legacy system using the client's new J2EE-based architecture for a Fortune 50 company, for a major company initiative, as part of an external team. Trained and mentored client engineers upon initial delivery of system and continued to support the application and develop features post-launch.Represented the engineering team on-site during design meetings to ensure feasibility of implementation. Coordinated with client management, front-end developers, and other engineers to deliver high-quality, maintainable code on schedule. Utilized internal ticket tracking system to prioritize, research, create, and close related tickets.Rapidly came up to speed on the new architecture, as well as existing dependencies and business logic. Documented legacy functionality to ensure feature parity. Contributed code, participated in code review and defense, and assisted with verification and troubleshooting during production deployments. Served as subject matter expert for product returns flow.

Melville, Ny, Us

Responsible for end to end development including database schema, stored procedures, application layer coding, and presentation layer / user interface covering the entire development lifecycle from business requirements through post-deployment maintenance and support.Managed technology department including oversight of contracted resources, team member reviews, departmental updates, vendor management, and team building / charity event coordination.Supported all areas of IT services including website, workstation, customers, and systems including user accounts, telecommunications, phone system, and servers.

Us

Drove ongoing improvements to systems and tools, created new tools within framework, and modified existing / legacy systems.Led complete project deployment cycle following established QA and integration processes.Designed, developed, implemented and maintained multi-tier e-commerce Web applications using OO methodologies, Java (including JSP, Java Servlet, Java Beans), and SQL.Managed and extended middle-layer code architecture.