Sinisa Mitrovic Email & Phone Number

Toronto, Ontario, Canada

Toronto, Ontario, Canada

• Assessed infrastructure and executed PoC for launching new Neo co-branded MC credit card at Hudson’s Bay stores. Worked collaboratively with dev, infrastructure, security, hardware and in-store teams. Anticipated substantial increase in new account activations.• Evaluated, led and deployed work-from-home, cloud-based gateway solution for POS Systems. Joint effort with cloud engineering team implementing CISCO Meraki solution. Critical IT projects delivery item enabling QA team to work 100% remotely during COVID19 pandemic.• Architected and led POS development & integration of new Loyalty platform for Hudson’s Bay stores. Partnered with Merkle to deliver this $4M initiative of migrating system & data from on-prem to LoyaltyPlus cloud solution. Hosted RESTful API-based communications to VPC web services in AWS.• Led architectural design for technical integration of a cloud-based, multichannel selling & clienteling mobile application for Saks stores. Created solution blueprints and presented to technical teams & executives for evaluation and decision making – joint venture with Tulip. Saved 30% in front-end operation costs.• Managed on-site technical support for Saks Canada store launches. Observed POS & payment systems performance at four initial locations. Collaborated with NCR Global, TD Bank, and Hudson’s Bay internal teams to limit issue resolution time to 90 minutes.• Conceptualized and carried out deployment of new EMV payment solution for Saks US stores. Partnered with Verifone, Vantiv, and Chase to implement a PCI-compliant payment processing solution in all 40+ locations. Prevented $1M+ of loss due to fraudulent activity.• Directed design, development, and delivery of payment device replacement for Hudson’s Bay stores. Participated in executive decision-making to define scope, schedule, resources, and desired outcomes. Worked closely with Ingenico & TD Bank. Successfully deployed 5,000 PIN pad devices to reduce annual maintenance costs by 50%.

• Managed POS development, integration & QA to support Capital One Financial credit platform conversion. Created project plans for each stream, and synchronized software deliverables & testing for each sprint cycle. Actively involved with RTM creation and change management execution. New platform resulted in greater data accuracy and increased new account activations by 15%.• Assessed TCxSky OS migration along with exploring new hardware options for Hudson’s Bay stores. Suggested new solutions and documented findings accompanied with architectural drawings. Collaborative work with Toshiba Commerce technical team. Strategic initiative that will enable stores to convert and get benefits of latest hardware & software technologies.• Led architectural change and 4690 DIF data bus upgrade to resolve high selling season bottleneck in-store servers’ performance. Partnership with Toshiba Commerce on modifications, validation and implementation of new solution. Successful deployment resulted in smooth holidays’ season sale with 100% system availability.• Processed real-time, on-site system performance troubleshooting of Manhattan Lord & Taylor flagship store. Coordinated store staff & technical teams to identify bottlenecking server communication design issues. Reduced peak-hour server response time from minutes to seconds, retaining $10K+ daily in otherwise lost sales.• Launched software deployment stabilization initiative. Proactively identified risks & built solution strategies by formalizing software packaging & management process. Managed internal software releases & vendor deliverables through storage, tracking & dependency mapping. Significantly reduced warranty period support interventions, averaging 40% since inception.• Outlined and developed application changes to enable Hudson's Bay POS to interact with Kleinfeld system to transact bridal outfit sales. Successful initiative deployment positioned company to tap into this profitable $5B industry.

• Designed POS application framework & led development of Vancouver Olympics’ Visa Exclusive store; to accept worldwide Visa credit cards & products. Joint effort with Visa Inc. resulted in 0% failure in production.• Architected and developed POS application for Hudson's Bay Gift Card product launch. Single, application supporting 3 independent store chains with over 400 locations. Flawless performance in production for over 15 years.• Conceptualized reusable and configurable software deployment framework, reducing number of installation packages from 6 to 1. Initiative that enabled POS software deployments to meet growing CI/CD demand.• Remodelled multi-banner monolithic applications into a single, configurable POS App. With that design in place Hudson's Bay was able to run a single version of POS application in, at that point 4 different store chains with 400+ The Bay, Zellers, Home Outfitters & Designer Depot stores. This change also extended core application life by 10 years, and cut 40% in annual application maintenance costs.• Accountable for Hudson’s Bay POS Software, Deployment packages & Environments. Averaging close to 100 releases annually.

Toronto, Ontario, Canada

• Developed 4690 POS Applications for major Canadian & US retailers and supermarkets;Costco, LCBO, The Home Depot, Canadian Tire, Shoppers Drug Mart, Loblaws, Kroger• POS Payment software Dev & Consulting for major Canadian Banks; RBC, CIBC, TD, BMO• Participated in developing Beta software for IBM 4610 POS thermal printer for GSA application

Belgrade, Serbia

• Taught Computer Science• Homeroom Teacher for 30+ students classes• Conducted parent-teacher interviews• Acted as Examiner in Adult learning and certification program

Belgrade, Serbia

• Managed multi-day summer camps for groups of 60-80 children ages 6-12• Planned, coordinated and executed, along with other counselors, daily and evening activities• Worked closely with kitchen and fasciitis staff to provide quality nutrition and safe environment• Responded to emotional and behavioral situations when they arisen among children