About
As a senior web & mobile developer with over 7 years of experience in the IT industry, I am a highly skilled professional with a strong background in developing cutting-edge software solutions. I specialize in creating web and mobile applications that are both functional and visually appealing, using a range of programming languages and frameworks.
Throughout my career, I have gained expertise in full-stack web development, mobile app development, and database design. I am proficient in using several programming languages(Javascript, Typescript, PHP, Pythong, Rust, Go) and frontend, backend API, Blockchain, AI related development technologies and I have a deep understanding of software development methodologies such as Agile and Scrum.
In addition to my technical expertise, I am a strong team player with excellent communication skills, able to work collaboratively with cross-functional teams to deliver high-quality software solutions. I have experience in leading and mentoring junior developers, providing guidance and support to help them improve their skills and achieve their goals.
Some of my notable achievements include to get client's satisfaction based on the perfect deliveries under limited budget & timeline . I am passionate about staying up-to-date with the latest trends and technologies in the industry, and I am constantly striving to learn and improve my skills.
As a senior web and mobile engineer, I am committed to delivering exceptional results and exceeding expectations. I am excited to bring my expertise to new projects and help drive success for your organization.
Senior Software Developer | Blockchain Expert.
I was born in philippines and living in Beograd, Serbia now.
- Birthday: 27 July 1994
- Gitbub: https://github.com/BCDev727
- Phone: +381 613 122 631
- City: Beograd, Serbia
- Age: 29
- Degree: Bachelar
- Email: jmlucky727@gmail.com
- Freelance: Available
Looking for fully remote job or startup projects.
Full-time Work : 40 hrs per week (Available at weekend too in case of urgent project)
Part-time Work : 20 hrs per week
Facts
Participated in lots of brilliant projects based on the reasonable technical skill set and the strong problem-solving ability and delivered the satisfied results to the clients by on budget, on time.
Happy Clients on long-term relationship
Projects including MVP & Demo version
Hours Of Support after the main development cycle
Hard Workers as reliable support team
Skills
As a seasoned full-stack engineer, I have outstanding ability and required technologies for web & mobile application development and project management.
Resume
Latest version including my work history and recent activities.
Sumary
John Mark
Senior Web & Mobile Engineer with over 7 years of experience designing and developing complex web and mobile applications. Proven track record of leading development teams, implementing new technologies, and delivering high-quality software products on time and within budget.
- Gundulicev Venac 24, Beograd
- (+381) 613 122 631
- jmlucky727@gmail.com
- @jmchatfree
- j2guru#3767
- live:.cid.2582fcb5d42f768f
Education
Bachelor of Information Technology & Computer Science
2011 - 2012
De La Salle-College of Saint Benilde, Manila
Great period for me to learn the basis of computer science via lots of exams and practises.
Bachelor of Computer Engineer & Computer Science
2012 - 2016
University of Belgrade, Belgrade
The most important period for me to study and get enough experiences and imporve my pratical ability.
Professional Experience
Lead Developer
2022 - Present
Remote Agency
- Technical expertise: Extensive technical expertise in web development field. You have a deep understanding of the technologies and tools that are used in your industry, and you keep up-to-date with the latest developments and trends
- Leadership and mentoring: Leading and mentoring development teams,providing guidance and support to junior developers, and helped them to develop their skills and expertise
- Project management: Managed development projects, including setting project timelines, tracking progress, and ensuring that projects are delivered on time and within budget. You are skilled in project management tools and methodologies, and you are able to manage multiple projects simultaneously
Senior Software Engineer
2020 - 2022
Protech, Novi Sad, Serbia
- Built prototypes to solve issues in projects by sharing analysis in detail and researching the best solution
- Got access to the major financial services through a blockchain network and experienced the benefits of automation, a higher level of security, anonymity, interoperability, and transparency.
- From flexible design to smart contract audit, managed the whole process of project development
- Defi staking platform development
- Defi yield farming development
- Defi crowdfunding platform development
- Crypto launchpad development
- P2P exchange development
- NFT marketplace development
- NFT minting platform development
- Created CI/CD pipeline for project, builds a custom docker image, stores the artifacts in AWS S3
- After launch and deliver, shared customers easy-readable guide and process the feedback, keep maintainance up to certain days
Senior Developer
2018 - 2020
Ebunch.ca, Canana
- Built the whole process from plan step for business analysis to launch step for Defi platform development as a team leader
- Managed up to 3 projects or tasks at a given time while under pressure
- Recommended and consulted with clients on the most appropriate graphic design and powerful backend engine
- Built the robust backend engine for the texting platform that encompasses multiple SMS/MMS channels
- Developed and integrated the several AI engine for the real-time chatbot corresponding the user's request
- Created 3+ design presentations and proposals a month for clients and account managers
Software Developer
2018 - 2018
Konect.ai, Houston, Texas, US
- Development Experience using REST APIs, WebSocket APIs and GraphQL
- Saved time-sensitive data into a Redis database and provided database clients to retrieve data through a simple interface.
- Development exepereience using cfscrape (a Python library) to bypass a Cloudflare anti-bot page
- Experience with web scraping libraries and frameworks such as Beautiful Soup, Scrapy, or Selenium to extract data from websites and web pages.
- Proficiency in using regular expressions for pattern matching and data extraction from web pages, especially when dealing with unstructured or inconsistently formatted data.
- Experience with chatbot development frameworks and platforms, such as Dialogflow, Microsoft Bot Framework, Rasa, or Wit.ai, to build and deploy conversational agents.
Junior Developer
2016 - 2017
Hireplicity Inc, Los Angeles, CA
- Built a web-based intranet application to streamline the process of managing in-house training data within the organization
- Worked closely with the project champion, stakeholders, and users to learn the business workflow and identify the pain points that could be eased with automation
Services
Overall, as a senior web and mobile engineer, we can provide a range of technical services to clients that help them build and maintain effective web and mobile applications.
Development
This includes designing, coding, and testing applications for use on the web and mobile devices.
Maintenance
This includes fixing bugs, updating software, and making sure that the website or app is running smoothly.
Technical consulting
We can provide advice and guidance to clients on technical matters related to web and mobile development.
UX/UI Design
We can create user interfaces that are intuitive and user-friendly, improving the overall user experience.
Optimization & Security
We can optimize websites and mobile apps for speed and performance, ensuring that they load quickly and run smoothly and are secure from potential threats, such as hackers and malware.
Testing and quality assurance
We can conduct testing and quality assurance processes to ensure that web and mobile applications are functioning as intended.
Testimonials
Clients left the clear reviews and positive feedback about my deliveries at their project.
I hired John as a consultant to help us with a difficult project that required specialized knowledge in a specific area. He quickly grasped the problem, provided a clear plan of action, and delivered the solution on time and within budget. I would highly recommend his service to anyone looking for a top-notch software engineer.
Jake Hiram
Software Engineer
John, consistently demonstrated their ability to architect and develop complex web3 solutions, leveraging frameworks such as Ethereum, Solidity, and Web3.js. Their attention to detail and commitment to writing clean and efficient code resulted in highly secure and scalable dApps.
Woo Bin
Software Developer
If you're looking for a web and blockchain engineer who is both knowledgeable and passionate about their work, look no further than John Mark. They are a true expert in their field and have a deep understanding of the latest technologies and trends. I have no doubt that they will be a valuable asset to any project they work on.
Nikola Kesic
Project Owner
I have had the privilege of working with John on several projects over the years, and I can confidently say that they are one of the most talented web and blockchain engineers I have ever worked with. Their attention to detail and ability to think outside the box have consistently produced outstanding results. I would not hesitate to recommend John to anyone looking for a top-notch web and blockchain engineer.
Nemanja Dordevic
Co-founder, Digital Company
Contact
Always available on EST, reply within an hour if you contact me. Please don't hesitate to contact me if you need my service.
Location:
Gundulicev Venac 24, Beograd
Email:
jmlucky727@gmail.com
Call:
+381 613 122 631