Tal Grynbaum
Senior Software Development Executive
Meneou, Larnaca,Cyprus
Summary
Visionary Entrepreneur with solid experience managing all levels of software development projects including budgeting and administration, with hands on skills and passion.
Vast knowledge in multiple software development areas and technology. Has experience in working both in small startup companies and in large corporations.
Core Accomplishments: Lead the development of a crypto exchange Founded two startups Plan, designed and lead development of highly scalable gaming platforms, Redesigned and implemented a massively scalable (50K requests per second) affiliate and marketing system. Participated in defining and implementing parts of the J2EE specs
Designed and implemented call center software with CTI integration Managed cross continents development team (with R&D centers in Israel, Bulgaria, Estonia and India) As a mainframe DBA optimized processes and reduced their execution time dramatically (in some cases from multiple hours to few seconds) To seek and maintain full-time position that offers professional challenges utilizing interpersonal skills, excellent time management and problem-solving skills.
Overview
34
34
years of professional experience
9
9
years of post-secondary education
2
2
Languages
Work History
Director of Innovation Lab
Investing.com
Meneou Beach, Cyprus
2020.11 - Current
- Investing.com is a leading web site for providing financial information to retail investors, with 3 billion page views per month
- Main responsibility in this role was to renovate investing's legacy PHP systems with current state-of-the-art technologies
- Introduced and initiated employment of GraphQL and GraphQL federation
- Used critical thinking to break down problems, evaluate solutions and make decisions.
- Research existing 3rd party solutions as optional replacements for in-house PHP services. (for example real time quotes delivery system)
CTO
Market Group
Nicosia, Cyprus
2019.03 - 2020.10
- Managed company-level architecture, platform and data configuration processes and implementation protocols.
- Directed Software engineering team's complex project development and functionality objectives.
- Collaborated with third-party vendors to implement new mobile app.
- Interpreted multifaceted technological issues into defined frameworks and highly scripted action plans.
- Briefed executives on technology risks and suggested ways to alleviate concerns.
- Built marketplace with over 200 merchants
CTO
TMobi
Bucharest, Romania
2018.11 - 2019.03
- Lead development of mobile advertising SDK
- Managed company-level architecture, platform and data configuration processes and implementation protocols.
- Maintained high-level knowledge of current and emerging technology development and applications.
- TMobi SDK was deployed to 10s of applications, with over 1M installations
CTO
Omnibit
Bucharest, Romania
2017.09 - 2018.11
- Lead development of cryptocurrencies exchange system and various crypto-related products.
- Managed company-level architecture, platform and data configuration processes and implementation protocols.
- Tested security technologies on regular basis and implemented network penetration assessment tools.
- Provided project leadership in dynamic technology-driven environment with multiple priorities.
- Developed and implemented long-term strategic technological blueprint.
- Built team of 15 engineers from scratch
CTO & Co Founder
Apprival
Tel Aviv, Israel
2015.03 - 2017.08
- Founded Mobile intelligence platform and developed most of its code, from android SDK, to Node JS backend, and it's big data processing in Scala on Apache Spark
- Participated in Dreamit NY, startups incubation program
- Led Apprival through two rounds of fun raising, bringing it to $6M valuation
- Maintained thorough understanding of all key and current technologies, platforms and trends
CTO & Co Founder
Cryptodom
Raanana, Israel
2013.09 - 2014.12
- Co-Founded software development company focused on developing crypto currencies solutions which included highly scalable, and customizable gaming platform for casino games, cryptocurrency affiliate system and cryptocurrency payment processing system.
- Covered every aspect of the project, from planing, designing architecture, coding and deploying the platform on cloud servers
- Development was done in node JS, with html5 and flash games, which included 3d modules in three.js, css3 3d and animation and GSAP framework
CTO & Co Founder
Appwrks
Tel Aviv, Israel
2011.09 - 2013.08
- Co-Founded startup company that developed platform for social gaming
- The platform allowed game developers to concentrate on their game itself, while the rest of the services such as leader board, balance management, payments, achievements, posting, marketing were provided by the platform
- The platform was highly scalable to support social applications with hundreds of thousand daily active users
- The platform was developed in Java with Mongo DB database and Mysql database for reporting.
CTO
XWise R&D
Tel Aviv, Israel
2010.01 - 2011.09
- Managed development team that developed Marketing and affiliate system, that was used by major online casino operators such as William Hill, Ladbrokes and Europartners
- Took over a product that was developed by Bulgarian company, but was poorly implemented and supported only a couple of hundred requests per seconds.
- Under my supervision we improved the product to support 50K requests per second, on the same hardware
- The company was later acquired by Playtech
Chief Architect
Playtech
Tel Aviv, Israel
2008.05 - 2010.11
- Playtech is the leading provider of online casino software and platform, with R&D centers in India, Bulgaria, Estonia and Israel
- Responsibilities included overlooking the whole architecture and development efforts in the company, managing 3 local architects in each development center
- The main project that I supervised directly was the development of Playtech's next generation multiplayer game server and environment
- The team for this project was consisted of the top developers from each of the development centers
- The project was developed in Java on top of Gigaspaces grid product, and was managed with agile methodologies
- Involved in performing several technical due diligences for various company that Playtech was interested in acquiring (such as Viaden Media and others).
CTO
Projelogic
Ramat Gan, Israel
2007.06 - 2008.02
- I was recruited as the first employee of the company, and my role was to be the CTO of a group of companies held by the same owner.
- I was involved with various projects in various fields from Credit card payment provider (SafeCharge), Payment Gateway (800Pay) to hotel marketing software
- Designed enterprise-level technological blueprints and system architectures.
- Maintained high-level knowledge of current and emerging technology development and applications.
- Briefed executives on technology risks and suggested ways to alleviate concerns.
Chief Architect
Jacada
Herzaliya, Israel
2000.07 - 2007.05
- Joined Jacada following a technology licensing deal from Precise
- Started as a team leader, leading the development of a new product that enables building new front end UI to existing and new Mainframe CICS and IMS applications
- Once this project was over, I was promoted to the chief architect position and was involved in building the next flagship product of the company which was composed of two main parts -
- Integration platform that exposes any application, be it a PC based application (Power builder, Visual Basic etc) or mainframe or AS/400 app with the mainframe integration tool built earlier
- Portal for the customer service vertical, which consumes the web services and build a call driven UI flow
- Combined with a computed telephony interface (CTI) integration, it showed agents the text and questions they have to ask the customer, getting information about the customer from the various backend sources, and navigates the call.
Engineering Manager
Sun Microsystems
Herzeliya, Israel
1999.01 - 2000.06
- Joined Sun Microsystem following a technology acquisition from Precise Connectivity Solution, together with my entire team
- Implemented connectivity connectors for Sun's NetDynamic application server, which connects to various backend systems:: Mainframe CICS, Mainframe IMS, AS/400, SAP and Tuxedo
- Later, following the joint venture of Sun Microsystems and Netscape, adapted these connectors for the Netscape application server, which was rebranded as the iPlanet Application Server
- Participated in the J2EE committee defining the JCA architecture
R&D Manager
Precise Connectivity Solutions, Rosh Haayin
1996.01 - 1999.01
- Managed the development of Precise connectivity products which included connecti to various mainframe transaction processing environments,
- AS/400, various unix systems and PC, and in addition an integration software from those environments to IBM's MQSeries queuing system
- On April 1999 the technology was licensed to Sun Microsystem, and the entire team were transitioned to be Sun's employees.
Development Manager
Precise Software Solutions
Or Yehuda, Israel
1996.05 - 1998.01
- Joined Precise Software Solutions as a C/C++ and Mainframe developer
- Precise developed a database monitoring and optimization platform for Oracle
- I joined the connectivity team which developed API which enables communication between various platforms (PC, Unix and Mainframes)
- The product was used internally by the Database tool, but was also marketed separately
- I was quickly promoted to be the team leader of that team
- In 1998, Precise Software spawned off the team as a separate company called Precise Connectivity Solutions, in which I served as the R&D manager.
DBA and System Programmer
TransAmerica Diversified Investment Advisors
Purchase, NY
1995.01 - 1996.01
- Joined the, group of Diversified Investment Advisors a company that is focused on providing retirement solutions to organizations
- My job responsibilities included defining and maintaining the company's database, help developers code efficient SQL queries and optimizations to existing SQL procedures and queries
- A major project that i was involved in was moving the database and applications from a data center in NY to a data center in Cedar Rapids, Iowa
System Programmer
Mamram IDF
Ramat Gan, Israel
1990.06 - 1995.01
- Mamram is the Israel Defense Forces' central computing system unit, providing data processing services for all arms and the general staff of the IDF
- I was assigned to Mamram following an intensified 6 months of a software developm curse in Mamram's software school
- I was involved as a developer and later as a DBA in project related to the Transportation unit of the army
- The software controlled all the aspects of managing the transportation in the army, both in times of peace and on emergencies and war
- It included order receiving system for transportation requests, budget management, route optimizations (joining multiple orders into one route performed by a vehicle or group of vehicles) and direction findings
- In addition it had a component that managed militarization of civilian buses and tracks in war emergencies, and routes optimizations for moving units to the fronts avoiding/minimizing traffic jams caused by military conveys moving reserve army units to the fronts.
Education
Computer Engineering
Computer Academy of IDF
Ramat Gan, Israel 1989.01 - 1990.01
Some College (No Degree) - Physics
Bar Ilan University
Bar Ilan, Israel 1991.01 - 1995.01
High School Diploma -
Yahud High School
Yahood, Israel 1984.09 - 1988.06
Skills
GraphQL
Software DevelopmentNode JS
Micro Services
Golang
Java
Scala
Apache Spark
Software Design
Mobile Applications
Mongo DB
Scalable software deployments
Timeline
Director of Innovation Lab
Investing.com
2020.11 - Current
CTO
Market Group
2019.03 - 2020.10
CTO
TMobi
2018.11 - 2019.03
CTO
Omnibit
2017.09 - 2018.11
CTO & Co Founder
Apprival
2015.03 - 2017.08
CTO & Co Founder
Cryptodom
2013.09 - 2014.12
CTO & Co Founder
Appwrks
2011.09 - 2013.08
CTO
XWise R&D
2010.01 - 2011.09
Chief Architect
Playtech
2008.05 - 2010.11
CTO
Projelogic
2007.06 - 2008.02
Chief Architect
Jacada
2000.07 - 2007.05
Engineering Manager
Sun Microsystems
1999.01 - 2000.06
Development Manager
Precise Software Solutions
1996.05 - 1998.01
R&D Manager
Precise Connectivity Solutions, Rosh Haayin
1996.01 - 1999.01
DBA and System Programmer
TransAmerica Diversified Investment Advisors
1995.01 - 1996.01
Some College (No Degree) - Physics
Bar Ilan University
1991.01 - 1995.01
System Programmer
Mamram IDF
1990.06 - 1995.01
Computer Engineering
Computer Academy of IDF
1989.01 - 1990.01
High School Diploma -
Yahud High School
1984.09 - 1988.06