Rubi Labs

CO₂-to-textiles biomanufacturing
Last updated:
February 5, 2026
Company details
HQ
HEADCOUNT
25-99
ORG TYPE
Startup
SECTOR
Energy & Climate
About the company
Rubi Laboratories turns captured CO₂ into materials and biochemicals, with the first commercial focus on textiles for the fashion supply chain. Public materials describe a “cell-free enzyme” biocatalysis platform aimed at making cellulose and related inputs without the land and water footprint of conventional feedstocks. Rubi Laboratories positions the work as climate manufacturing, combining lab science with industrial partnerships. Early-career visibility comes mainly from a small number of internship-style postings and community accelerator listings, rather than a high-volume junior hiring engine.
Locations and presence
Rubi Laboratories is publicly tied to the San Francisco Bay Area, and the company also references San Leandro, California in public-facing channels. Hiring and operations signals are primarily US-based.
Palpable Score
47.5
/ 100
Rubi Laboratories looks reachable for a small number of early-career candidates via lab internship pathways, but the overall junior “surface area” is limited and sporadic. The company also shares very little public detail on interview expectations, pay ranges, and junior progression, which keeps multiple pillars capped.
Pillar 1: Early-career access

Score

10.5
/ 20
  • The company appears in at least one public listing for a Laboratory Intern role tied to Rubi Laboratories’ core R&D work, which is a concrete entry point for students and recent grads.
  • Rubi Laboratories has a small-team footprint, so early-career openings are likely to be occasional rather than a steady stream across functions.
  • The company does not show a consistent set of “0–3 years” roles, apprenticeships, or recurring intern cohorts on the main careers funnel.

Pillar 2: Hiring fairness and transparency

Score

9.0
/ 20
  • The company’s careers page communicates values and culture, but does not publish a step-by-step hiring loop, timelines, or what assessments candidates should expect.
  • Rubi Laboratories points candidates to “View open positions,” yet the job details and process expectations are mostly hosted on third-party boards, which makes consistency harder to verify.
  • The company has limited public candidate interview feedback and very little role-specific transparency (take-homes, interview stages, decision turnaround), so fairness can’t be scored higher from public evidence.

Pillar 3: Learning and support

Score

11.5
/ 20
  • The company’s Laboratory Intern listing is framed as hands-on R&D on enzyme pathway development and bioprocess optimisation, which is meaningful skill-building for an early-career scientist.
  • Rubi Laboratories positions the work as cross-functional between science and scale-up, which can accelerate learning when juniors get close technical oversight.
  • The company does not publish verifiable support mechanics like onboarding plans, buddy systems, 1:1 cadence, or structured feedback cycles in role descriptions.

Pillar 4: Pay fairness and stability

Score

9.2
/ 20
  • The company does not consistently publish salary ranges or benefits in publicly accessible role descriptions, which caps pay fairness confidence for graduates.
  • Rubi Laboratories has some third-party compensation signals for technical roles on aggregators, but these are not clearly tied to entry-level bands or to the roles a graduate is most likely to land.
  • The company provides too little public detail on equity for juniors, benefits coverage, and contract stability to score as reliably strong.

Pillar 5: Early-career outcomes

Score

7.3
/ 20
  • The company does not publish early-career outcomes such as intern conversion rates, promotion timelines, or 12–24 month retention for junior hires.
  • Rubi Laboratories shares external recognition and growth signals, but those sources do not show how early-career staff typically progress in title or scope.
  • The company’s LinkedIn footprint is too small to summarise repeatable junior-to-mid progression patterns without making assumptions.

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