Hello, my name is Oleksandr Lazarenko

I'm a

I'm a result-driven and solution-focused Full Stack / Front End Web Developer with 2.5+ years experience in applications architecturing (1.5 year commercial). Possess deep understanding of modern JavaScript technology stack and .NET platform combined with strong problem-solving and fast-learning abilities and a keen eye for details.

Excellent Time management and Communication skills, enabling me to be equally successful in independent and team work. Proven team- and project management abilities that ensure the successful completion of the most complex development tasks.

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About Me

I'm Oleksandr Lazarenko, enthusiastic Full Stack Web Developer

    During my work experience and self-studies I've gained the following skills:

  • Proficiency in JavaScript (TypeScript), HTML, CSS (SASS), C# and Python programming languages;

  • Profound knowledge of Node.js (Express / NestJS), React.js (Next.js), Vue and ASP.NET Core technology stack

  • Experience in building complex real web-based applications and pet projects from both UI/UX and DX points of view;

  • As a bachelor in Computer Science, I obtained profound knowledge in Linear Algebra, Calculus, Discrete Math, Theory of Probability and am ready for their practical use in the product development and analytics.

  • Certified (C2 - Proficient) English proficiency in each, Comprehension/Writing/Speaking, is Fluent.

Birthday : 12 Nov 2003

Age : 18

Website : alexlaer.github.io

Email : ferrosful@gmail.com

Degree : Bachelor in CS

Phone number : +(380) 950-122-558

City : Kharkiv, Ukraine

Freelance : Available

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JavaScript / TypeScript
100%
HTML, CSS (SASS)
100%
React.js (Next.js)
100%
Node.js (Express / NestJS)
90%
Docker, AWS, CI / CD
85%

Education

Sep 2020 - Jul 2024

Bachelor in Computer Science

V.N. Karazin Kharkiv National University (Ukraine)

My training included the study of Algorithms and Data Structures, Discrete Math, Architecture of Computational Systems, Operational Systems, Object-Oriented Programming in C++/Java, Relational Databases, Technologies of Web-Programming.
After graduation, I will receive two diplomas: a bachelor's degree in CS and an Analyst of Informational Systems.

2021 - 2023

Completed Courses & Trainings

  • EF SET Certificate | C2 Proficient (2023);
  • Docker & Kubernetes Course (2023) - Planned;
  • GitHub Actions CI / CD - The Complete Guid (2023);
  • Vue Development Mastery | Vuex, Vinia, Vitest (2022);
  • Node.js - The Advanced Guide | MVC, GraphQL, Deno (2022);
  • React - The Advanced Guide (React Router, Redux, Next.js) (2022);
  • JavaScript Advanced Guide (2022);
  • Web Development Bootcamp - 100 days (2021);
  • Python Developer Bootcamp - 100 days (2021);

2022 - Present

Volunteering

.NET Intern Team Tech Expert - SoftServe

Streetcode is a socially significant project of the largest educational platform about the history of Ukraine and its personalities. It allows to obtain all necessary information about prominent Ukrainians and historical events though the QR-codes scattered over varied Ukrainian localities, each connected to its own page. The platform will host the brightest historical discussions public, and widespread the knowledge among the target audience - educators.

I was a tech expert, guiding and mentoring a team of Full Stack Interns, also creating the platform foundation in the process.

Experience

Nov 2022 - Mar 2023

Nix-Solutions
Full Stack JavaScript Developer

  • Contributed to creating technical documentation that described the website's new architecture and design, ensuring it was always kept up-to-date;

  • Was taking part in implementing new features and fixing bugs to improve website's functionality, also participating in code-reviews and providing feedback to other team members;

  • Implemented elements of Back- and Front End functionalities, such as the scripts for transactional-secure database interactions, processing of user-driven inputs, generating server-side-rendered content, and implementation of high-profile user interfaces

  • Handled the external communication of project team with designers and the product owner

May 2022 - Sep 2022

SoftServe
Junior Full Stack .NET | React.js Developer

  • Analyzed various product areas, codebase and systems to effectively handle programming and software engineering across the full stack;

  • Produced code with good test coverage, using the suitable modern tools;

  • Revised software maintainability, quality and resilience, drastically improving software's performance;

  • Integrated individual outputs of two (2) project teams into the final project products

Feb 2022 - May 2022

SoftServe
Intern .NET Web Developer

  • Developed and maintained automated testing scripts using tools such as C#, XUnit and Postman, resulting in improved testing efficiency;

  • Participated in Agile sprint planning (Scrum) to provide testing perspectives and identify opportunities for process improvement;

  • Developed and maintained use, test cases and test plans, documenting results and providing reports to stakeholders

Skills

My soft skills:

    Portfolio

    My Latest Projects:

    Social Media Website

    This is a Social-Media website built using React.js (Semantic UI & MobX SMS) on the frontend and ASP.NET on the backend. Stack of technologies used in this project: HTML, SCSS, C#, TypeScript, ASP.NET Core, EFC, PostgresQL, all following Clean Architecture design pattern.

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    ECommerce Clothing Shop

    This is an eCommerce (clothing shop) SPA built using React.js / Redux. Full stack of technologies used in this project: JavaScript, TypeScript, SCSS, React.js, Redux, Redux-Thunk, Redux-Persist, Styled Components, Firebase Auth, Firestore!

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    ECommerce Online Shop

    This is a complete online eCommerce shop built using HTML, CSS on the client and Node.js / Express.js on the server side. Stack of technologies used in this project: HTML, CSS, JavaScript, Node.js, Express.js, EJS, MongoDB, MVC Pattern, Stripe API!

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    Portfolio Website

    Check out the complete code for this (my first) portfolio website, which is built using only HTML, CSS and browser-side JS on my GitHub!

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    Product Store Bot

    This telegram bot was specifically designed for sales representatives, storekeepers, as well as commercial organizations engaged in wholesale and retail trade. By using this application, one can easily accept an order from a client, and bot will itself redirect it to the storekeeper.

    Read More

    Drum Beat Machine

    Fully Functional Drum Machine (drum kit machine / beat maker) written using pure Python, PyGame, NumPy - and, of course - a lot of math!

    Read More

    Contact Me

    Have Any Questions ?

    I am open to professional intercourse

    Call Me On

    +(380) 950-122-558

    Office

    Kharkiv, Mironositska st.

    Work Email

    ferrosful@gmail.com

    Website

    alexlaer.github.io

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