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Kirill B. B.

Kirill B. B.

Senior Java Developer

Java Developer with 10+ years of experience in Java back-end development. I've expertise in developing systems in the following areas: logistics systems, payment systems, and digital content management systems I used the following main libraries Spring framework, Hibernate, EJB and etc and I have experience implement projects from scratch and support and developing new functionality for a legacy project, and refactor legacy projects to new approaches, and migrate the monolith project to a microservices approach Also, I like to share my expertise in technologies and projects with my team members. I believe that I will bring significant value and expertise to your projects

🇷🇸Novi Sad, Serbia$35/hr90% JSS5.00 (22)Since Jan 2021

Earnings and projects

MRR
$8.6k

Last 6 months ÷ 6

World#1,806 / 412k
🇷🇸Country#16 / 4,015
Revenue, last 30 days
$8k

Last 6 months: $51k

World#2,367 / 412k
🇷🇸Country#23 / 4,015
Total earnings
$542k
World#2,315 / 412k
🇷🇸Country#29 / 4,015
Per project
$39k

$26k in the last 6 months

World#1,667 / 412k
🇷🇸Country#18 / 4,015
Projects, last 6 months
2
0% fixed100% hourly
World#88,918 / 412k
🇷🇸Country#736 / 4,015
Projects in all
14

Across 23 contracts

0% fixed100% hourly
World#168,283 / 412k
🇷🇸Country#2,048 / 4,015

Earnings, last 30 days

$542k+$8k earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$530k$535k$540k$545kOct 8Oct 23Nov 7

Skill rankings: Top 0.51% in Redis

Top 1% in 6 of 10 skills, ranked by MRR among everyone on Upwork with the skill.

  1. #5Requirements Specification246 freelancers · 🇷🇸 #1Top 2%
  2. #7Oracle PLSQL399 freelancers · 🇷🇸 #1Top 2%
  3. #9Redis1,774 freelancers · 🇷🇸 #1Top 0.51%
  4. #18Spring Framework880 freelancers · 🇷🇸 #1Top 2%
  5. #25AngularJS3,100 freelancers · 🇷🇸 #1Top 0.81%
  6. #51C++4,442 freelancers · 🇷🇸 #1Top 1%
  7. #67Java8,313 freelancers · 🇷🇸 #3Top 0.81%
  8. #77API7,943 freelancers · 🇷🇸 #2Top 0.97%