Rectangle One - Release Notes

v1.0.0-rc.1 - Release Candidate for General Availability (2026-05-27)

Feature-complete release candidate for the first general-availability version. Final validation and polish in progress before 1.0.0.

Resume builder with structured sections, drag-and-drop, and PDF/DOCX import.
Resume scoring against versioned rubric (v0.4.5) with 100% reliability within +/-5 points.
Deterministic ATS audit (20+ rules, zero AI calls).
Power Apply: per-application resume tailoring with average +18pp keyword coverage uplift.
Cover letter generation with word-count, faithfulness, and sentence-variety enforcement.
Application tracker with stages, follow-ups, and analytics.
Career Coach aware of your full resume, applications, and target roles.
Styles: curated template/palette/font combinations for different application contexts.
PDF, Image PDF, and DOCX export.
Three-attempt structured-output retry for AI calls (reduces malformed JSON errors).
Fairness evaluation: 45-resume corpus with 225 perturbation checks, zero confirmed outliers.
Dual-evaluated AI models (Claude Sonnet 4.6 primary, Gemini 3.1 Flash Lite fallback).

Resume scoring with 4-parameter rubric (Content Relevance, Clarity & Structure, Impact & Achievement, Professional Presentation).
Application customisation with keyword-coverage uplift and title integrity.
Cover letter generation with faithfulness guards.
Deterministic ATS audit module (no AI involved).
Fairness evaluation suite across demographic perturbations.
Published scoring methodology with measured reliability and fairness numbers.
Stripe subscription billing (Starter, Essential, Advantage plans).
AI credit system for high-volume applicants.
40+ ATS-optimised resume templates.
Career Coach with interview simulation and salary negotiation practice.