Sergey Yeltsin Email & Phone Number

Denpasar, Id

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Responsible for more than 50 microservices, Highload systems, over 5TB of databases, two mobile apps, and more than 30 million user registrations.Responsibilities and achievements include:- Structuring development processes, planning sprints/releases.- Creating quarterly product development plans, filling the backlog.- Task estimation, definition, and distribution.- Conducting interviews, reviewing and hiring processes.- Designing architecture and developing… Show more Responsible for more than 50 microservices, Highload systems, over 5TB of databases, two mobile apps, and more than 30 million user registrations.Responsibilities and achievements include:- Structuring development processes, planning sprints/releases.- Creating quarterly product development plans, filling the backlog.- Task estimation, definition, and distribution.- Conducting interviews, reviewing and hiring processes.- Designing architecture and developing services.- Developing new features, bug fixing, optimization and refactoring, task reviews.- Ensuring uninterrupted service operations, resolving emergent situations.Tech Stack: .NET Core, MS SQL/Postgres, EF/Dapper/Raw SQL, Redis, RabbitMQ, REST/GraphQL, Vue.js, Teamcity/Docker/Kubernetes/Rancher, Graylog/Grafana, GitLab/Jira/Confluence, Quartz, Microservices, Highload. Show less

Implemented the MVP for service, enabling hiring top-tier employees thanks to unique competency assessment algorithms. Led a project team of up to 15 people. Upon MVP implementation, the project achieved a grant from the FSI, secured 1st place in the Social Tech Challenge 2022, and made sales to large corporations.During the project implementation:- Enhanced the distributed development team: +2 backend, +2 frontend, +architect. Streamlined the technical interview process.-… Show more Implemented the MVP for service, enabling hiring top-tier employees thanks to unique competency assessment algorithms. Led a project team of up to 15 people. Upon MVP implementation, the project achieved a grant from the FSI, secured 1st place in the Social Tech Challenge 2022, and made sales to large corporations.During the project implementation:- Enhanced the distributed development team: +2 backend, +2 frontend, +architect. Streamlined the technical interview process.- Established processes for sprint planning, development, reviews, and releases, increasing release frequency by 3-4x.- Designed the microservice architecture of the application, including implementing services from scratch- Independently implemented up to 30% of MVP features, optimized performance (some requests were accelerated by 3-5x), conducted code refactoring, and split the monolith.- Built a process for monitoring, logging, and ensuring the product's SLA from the ground up.- Significantly improved the CI/CD process in collaboration with the DevOps team.- Founded and conducted a series of corporate developer conferences and facilitated inter-team interactions. Show less

Implemented a broad range of functionalities to foster product growth and enhanced several architectural technical solutions. Over three years, effectively closed >250 business tasks from the backlog, considering code-review/testing/delivery, operating at a high pace and maintaining a proactive stance: >20% of tasks were suggested and set by me. Consistently worked efficiently with a remote team, following the Agile/Scrum methodology for an extended period.Contributions to… Show more Implemented a broad range of functionalities to foster product growth and enhanced several architectural technical solutions. Over three years, effectively closed >250 business tasks from the backlog, considering code-review/testing/delivery, operating at a high pace and maintaining a proactive stance: >20% of tasks were suggested and set by me. Consistently worked efficiently with a remote team, following the Agile/Scrum methodology for an extended period.Contributions to architectural functionality that I introduced and executed enabled:- 300% acceleration in the operation of key web service sections- 40% optimization in the response time of technical support and its detailing- 20% enhancement in testing speed and error detection- 20% improvement in the development team's speed through codebase refactoring and re-engineering. Show less

- Developed laboratory work (Python) and lectures for a new master's program course, "Artificial Intelligence for Mobile Robotics."- Key Topics: Programming algorithms using probability theory, working with graphs, optimization algorithms, etc.- Published a series of articles in the field of mathematical computer modeling.

Initiated and successfully implemented a project developing an expert system in the energy sector. The developed web service, through the automation of data collection, analytics processes, and report generation, enabled:- Approximately 40% reduction in expenses for fulfilling orders related to the analysis of companies' energy efficiency.- Around 3-4 times reduction in delivery time of results to the customer (down from a month to a week) and standardization of audit results.-… Show more Initiated and successfully implemented a project developing an expert system in the energy sector. The developed web service, through the automation of data collection, analytics processes, and report generation, enabled:- Approximately 40% reduction in expenses for fulfilling orders related to the analysis of companies' energy efficiency.- Around 3-4 times reduction in delivery time of results to the customer (down from a month to a week) and standardization of audit results.- Transparency in business processes regarding contract execution and employee work on it.My tasks and responsibilities in the project included:- Definition of functional requirements for the system.- Architectural design.- Development of service subsystems and data analysis algorithms.- Task setting and distribution within the team. Show less

Master'S Degree With Honors, Applied Mathematics And Physics, 9/10

- Organized project "Regional Information System in the field of energy saving" - Made company LIT-Engineering participant of MIPT.

Postgraduate, With Honors, Computer Science, 5/5

- 7 articles, 3 in internationally cited publications - Developed and taught a course on artificial intelligence for robotics for 3 years

Master'S Degree With Honors, Technological Entrepreneurship, Product Management, 9/10

- Startup management - Management of a partner company of the educational program Rusnano + MIPT

Bachelor, Applied Mathematics And Physics

- Conducted research in the field of quantum physics and ultra-low temperatures - Held the position of Development Director.