Junior Python Developer

Zielona Góra, Poland
Full time
Remote
Compensation is not specified
Role
Software Engineer
Description

About the Company:

B2C2 is at the forefront of digital asset innovation, shaping the future ecosystem. The company facilitates institutional crypto access through reliable liquidity regardless of market conditions. Leveraging crypto-native technology and continuous product evolution, B2C2 has become a trusted partner to various institutions globally. Established in 2015 and acquired by the Japanese financial group SBI in 2020, B2C2 operates as an independent entity. Headquartered in the UK with offices in the US and Japan, B2C2 OTC Ltd. is regulated by the UK's Financial Conduct Authority (FRN 810834).

The company values its progressive culture and knack for attracting not only top talent but the right individuals. If you are seeking a role in a vibrant industry at an innovative company, continue reading for more details.

Position Overview:

This presents an engaging opportunity where successful candidates will join the Tech Support team.

Key Responsibilities:

  • Develop and maintain Python-based applications and components
  • Write clean, efficient, and well-documented code
  • Engage in code reviews and integrate feedback
  • Create and uphold automated tests to ensure code quality
  • Collaborate with cross-functional teams to define and implement new features
  • Investigate and resolve issues in cooperation with other teams
  • Sustain and enforce proper internal documentation

Qualifications, Skills, and Experience:

  • Proficiency in Python programming
  • Understanding of object-oriented programming principles
  • Familiarity with SQL and relational databases
  • Basic knowledge of web technologies and protocols (e.g., HTTP)
  • Some exposure to Linux, Docker, and Git
  • Interest in crypto and/or trading is advantageous
  • Exceptional communication and interpersonal abilities
  • A problem-solving orientation with attention to detail

Additional Information:

The aforementioned responsibilities are not exhaustive, and expectations may evolve based on your role within the company and B2C2's broader business objectives.

Opportunity Highlights:

  • Rapid career growth with a focus on encouraging peak performance
  • Engagement with cutting-edge technologies and products for enhanced productivity
  • Excellent career advancement prospects in a thriving organization
  • Involvement in shaping the future of finance technology and influencing B2C2's trajectory
  • Engaging work environment blending dedication and fun
  • Biannual performance assessments and discretionary bonuses
  • Drive positive change and contribute meaningfully
  • Forward-thinking and energetic company culture

Equal Employment Opportunities:

B2C2 upholds a commitment to equal employment opportunities, welcoming applicants from diverse backgrounds. The company ensures fair recruitment, hiring, training, promotion, compensation, and professional development practices without bias. Employee discrimination based on protected characteristics is not tolerated, and a inclusive environment is fostered to attract, engage, and retain top talent. Flexible working arrangements may be considered for all roles.

Skills Required
Avatar
B2C2
Company size
Not specified
Location
United States
Description
Not specified

More Full-time Jobs

Show more

Product Manager – Portfolio Companies

Full time
Remote
Product Manager – Portfolio Companies
Sirex Portfolio Companies 
Salary: $135,000 – $190,000 USD base + equity 
Location: Remote-first
About the role Own product strategy and roadmap for 1–2 portfolio projects (DeFi protocols, trading platforms or RWA infrastructure).
What you’ll do
Define vision, prioritize features and write specs
Work directly with smart-contract and frontend teams
Design user flows and drive product-market fit
Run user research and iterate fast
Requirements
4+ years Product Management experience
Previous Web3/DeFi product experience mandatory
Strong technical intuition
Apply → Send CV + 1 strongest product case
Payment in Crypto
11,250-15,833
Monthly
See details

Frontend Engineer – Web3 Products

Full time
Remote
Frontend Engineer – Web3 Products
Sirex Portfolio Companies 
Salary: $120,000 – $175,000 USD base + equity 
Location: Remote-first
About the role Build beautiful, high-performance frontends for DeFi, RWA and agent platforms (Next.js + Wagmi/Viem stack).
What you’ll do
Ship trading interfaces, dashboards and wallet flows
Optimize for mobile and lightning-fast UX
Integrate with smart contracts and oracles
Work directly with design and product teams
Requirements
3+ years Next.js / React + TypeScript
Strong experience with Wagmi, Viem, RainbowKit or similar
Web3 product intuition (wallets, transactions, gas UX)
Apply → Send CV + GitHub
Payment in Crypto
10,000-14,583
Monthly
See details

On-Chain Data Analyst

Full time
Remote
On-Chain Data Analyst
Sirex Fund + Portfolio 
Salary: $110,000 – $160,000 USD base + equity 
Location: Remote-first
About the role 
Turn raw blockchain data into actionable investment insights and portfolio monitoring tools.
What you’ll do
Build and maintain Dune dashboards + custom indexers
Track TVL, user activity, token flows and protocol health
Create weekly investment memos and anomaly alerts
Support due diligence with on-chain forensics
Requirements
Strong SQL + Python experience
Deep knowledge of The Graph, Dune, Flipside or custom subgraphs
Previous crypto research or trading background
Apply → Send CV + 1 example Dune dashboard
Payment in Crypto
9,167-13,333
Monthly
See details

Operations Associate / Chief of Staff

Full time
Remote
Operations Associate / Chief of Staff
Sirex Fund Salary: $95,000 – $135,000 USD base + carry Location: Remote-first
About the role Be the right-hand person to partners: run fund operations, portfolio support and internal processes.
What you’ll do
Manage deal flow, data rooms and investment memos
Coordinate portfolio reporting and founder updates
Handle legal, compliance and admin tasks
Support events, LP communication and hiring
Requirements
2–4 years in VC, startup ops or consulting
Extremely organized and fast-moving
Web3/native crypto understanding is mandatory
Apply → Send CV + short note “Why you’d be a great CoS”
Payment in Crypto
7,917-11,250
Monthly
See details

Community & Growth Lead

Full time
Remote
Community & Growth Lead
Sirex Portfolio Companies Salary: $110,000 – $155,000 USD base + equity + token package Location: Remote-first
About the role Own community strategy and growth for 2–3 portfolio projects (AI agents, RWA platforms, DeFi protocols).
What you’ll do
Build and scale Telegram, Discord, X and on-chain communities
Run engagement campaigns, AMAs, airdrops and incentive programs
Create content calendars and growth experiments
Track metrics and report directly to founders
Requirements
3+ years community/growth experience in Web3
Proven track record of growing communities from 0 to 10k+ active members
Strong writing and meme/game theory skills
Apply → Send CV
Payment in Crypto
9,167-12,917
Monthly
See details