Certified
Self-directed project
Frontend Engineering with Prediction Game
Junior Front-End Engineer · Software Engineering · June 2026
86/ 100
A ProoV case study · educational project, not employment
A verified, self-directed Junior Front-End Engineer project — completed and passed a real industry rubric at 86/100 on ProoV.
Graded against
- Scoring engine correctness30%
- Prediction model genuinely from real data25%
- Game completeness and leaderboard soundness25%
- Shipped and shareable: live deployed URL20%
Passed · pass mark 60/100
What stood out6
- Implemented scorePick with correct handling of exact scores, result-only matches, and draws
- Computed team attack/defense strengths from real results sample rather than hard-coding values
- Built a botPredict model that uses both teams' strengths and Poisson-style win probabilities
- Persisted and reloaded leaderboard data through localStorage with descending ranking
- Algorithmic Implementation
- Data-Driven Decision Making
The work I submitted19 tasks
11 tasks · 13 lines · JavaScript, HTML · 8 written answers · 738 words
- Lab Orientation687 characters
- Act1 Fixtures FormJavaScript · 3.6k characters
- Example Score PickJavaScript · 2.0k characters
- Act2 Scoring FunctionJavaScript · 2.6k characters
- Example Compute StrengthsJavaScript · 2.0k characters
- Act3 Compute Strength108 characters
- Act3 House Bot108 characters
- Example Save Rank ReadonlyHTML · 3.5k characters
- Act4 LeaderboardJavaScript · 2 lines
- Act5 Assemble2 lines
- Final Submission93 characters
- Lab Orientation68 words
- Act1 Fixtures Form143 words
- Example Score Pick121 words
- Act2 Scoring Function124 words
- Example Compute Strengths150 words
- Act3 Compute Strength1 word
- Act3 House Bot1 word
- Example Save Rank Readonly130 words
Summarised on purpose — the submitted code and writing stay private so this page cannot be reused as an answer key. The full submission sits behind the verified certificate.