Senior Python Developer

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

Company Overview:

B2C2 is a leading digital asset organization that focuses on revolutionizing the ecosystem through providing institutional access to the crypto market. With a foundation in cutting-edge technology and continuous innovation, B2C2 has established itself as a trusted partner for various global institutions. Since its establishment in 2015 and subsequent acquisition by SBI in 2020, B2C2 operates as an independent entity. Headquartered in the UK, the company has additional offices in the US and Japan, and is authorized and regulated by the UK’s Financial Conduct Authority (FRN 810834).

We take pride in our unique company culture and our ability to attract top talent and individuals who resonate with our values. If you are seeking an exciting opportunity in a vibrant industry and company, read on for further details.

Role Overview:

In this role, you will have the opportunity to tackle diverse challenges spanning various teams, allowing you to broaden your knowledge in multiple business domains. Your contributions will directly impact various stakeholders within the organization, aligning with strategic objectives and enhancing our technology stack. As a key member of the team, you will collaborate with different departments to understand project requirements, contribute to system design, and interface closely with developers and business stakeholders.

Key technologies utilized include Django, DRF, Celery, Python 3.11, AWS EKS, Amazon Aurora PostgreSQL, Amazon ElastiCache, and Amazon MSK.

Responsibilities:

  • Develop and maintain effective Python-based applications and components with a focus on code quality and compliance with coding standards.
  • Enhance and manage in-house Python shared libraries to ensure reliability and efficiency.
  • Write robust, well-documented, and thoroughly-tested code to achieve project objectives within specified timelines.
  • Troubleshoot software defects and technical issues to minimize disruptions in revenue-generating processes.
  • Collaborate with cross-functional teams to define and implement new features.
  • Participate in code reviews and incorporate feedback for continuous improvement.
  • Maintain and enforce comprehensive internal documentation.

Required Skills:

  • Minimum 8 years of Python software development experience.
  • Proficiency in building, deploying, and managing scalable web applications.
  • Deep understanding of relational databases, SQL, and web technologies and protocols.
  • Strong coding practices with a focus on efficiency.
  • Experience in writing automated tests and providing production support for critical services.
  • Ability to take ownership of projects from inception to delivery.
  • Effective communication skills in English and Polish (B2/C1 level).

Desired Skills:

  • Familiarity with Django, DRF, Celery, PostgreSQL, Kafka, Redis, and gRPC.
  • Some exposure to Linux, Docker, Kubernetes, and AWS.
  • Interest in cryptocurrency and trading.
  • Experience with ReactJS or front-end technologies.

Opportunity:

  • Rapid growth opportunities and an environment that encourages continuous improvement.
  • Work with cutting-edge technologies to maximize productivity.
  • Develop your career within a growing organization specializing in finance technology.
  • Be part of a forward-thinking company making a meaningful impact on the future of finance.
  • Enjoy a dynamic work environment blending hard work and fun.
  • Conduct bi-annual performance reviews and receive discretionary bonuses.
  • Contribute to a forward-thinking and dynamic organization culture.

Equal Employment Opportunities Policy:

B2C2 promotes equal employment opportunities for all applicants and employees, irrespective of race, color, religion, sex, national origin, age, disability, genetic information, marital status, or any other characteristic protected by laws. We are committed to cultivating an inclusive work environment to attract and retain the best talent, and open to considering flexible work arrangements for all roles.

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

More Full-time Jobs

Show more

Localization Ops & Growth Specialist - Spanish/Russian

Buenos Aires, Argentina +1
Buenos Aires, Argentina +1
Full time
Remote
BingX is a leading cryptocurrency exchange, serving over 20 million users worldwide. Responsibilities: We’re looking for a marketing and PR professional to localize brand strategy, content, and campaigns for a specific language region. Responsibilities include monitoring local market trends, aligning with HQ teams, creating culturally relevant PR content, supporting promotional launches, coordinating local events and logistics, managing client communications, and contributing to SEO, advertising, and workflow optimization. Requirements: experience in localization, marketing, or PR, with a strong understanding of local culture, media, and social platforms. Background in offline event execution and logistics is preferred. Must be skilled in PR writing, campaign optimization, and cross-team coordination. Proactive, detail-oriented, and capable of managing partnerships and business negotiations. Knowledge of the Spanish-speaking Web3 ecosystem is a plus. Fluency in English and Spanish/Russian is required; Chinese is a bonus.
Payment in Crypto
1,000-2,000
Monthly
See details

Growth Business Development (KOL) - Korean/Arabic/Polish/Russian/Portuguese/Spanish

Kazakhstan +6
Kazakhstan +6
Full time
Remote
BingX is a leading global crypto exchange founded in 2018, serving over 20 million users with spot, futures, copy trading, and asset management services. We’re looking for a Business Development Manager to grow and manage KOLs, agents, and project partnerships, driving user acquisition and trading volume across global markets. Requirement: experience in crypto, influencer partnerships, and market development, with strong communication skills in English (Chinese or additional local languages are a plus). Note: Please include key achievements/past performance data in your resume (e.g., trading volume, regions managed, languages spoken, KOLs region). Apply here or check my profile for more information.
Payment in Crypto

Community Team Members

Part time
Remote
🌍 Join DeepRoots — Community Team Recruitment (25 Seats Only) Remote, Global
DeepRoots is building a global movement in Web3:
From Silence to Voice — Together We Rise.
We’re hiring Community Team Members to help grow our ecosystem. If you’re looking to kickstart your Web3 career, this is your chance.
 
💰 Rewards & Benefits
$150 Micro-Contract (60 days, 2h/day)
Daily Rewards: Top comment, best post, most active
Voice of the Day: Recognition + bonus
Bring-a-Voice Bonus: Earn when new members join through you
Extra Prizes: For leaders who keep the fire alive
 
👊🏻Clear Growth Path:
Community Team Leader (part-time, higher pay)
Community Team Manager (full-time, full salary + benefits)
Moderator Roles (group management)
 
📌 Your Role
❤️ Engage actively: like, comment, share
🌍 Push the march forward — “From Silence to Voice”
⏰ 2h/day → 7:00–9:00 PM Dubai time
📆 6 days per week (Sunday OFF)
🧠 Bring a builder mindset (not hype / pump-dump)
 
✅ Requirements
Stable internet connection
Basic knowledge of Web3
LinkedIn & Twitter (X) account (or willingness to create one)
 
🌱 How to Apply
Send the following details to: connect@deeproots.earth
Full Name
Country
LinkedIn Account
Twitter (X) Account
Confirmation: “Ready to start and apply to sign the agreement and NDA of the project.”
 
🌍 Website: deeproots.earth
⚡ This is not hype. It’s a mission. It’s a movement.
✊ Be one of the 25 voices that help shape the future.
Payment in Crypto
75
Monthly
See details

Crypto Quant Trader

Panama City, Panama
Panama City, Panama
Full time
Hybrid
Responsibilities
As a Quant trader with FORMATNULL you execute proven strategies across Crypto Futures and Spot markets, monitor existing positions across exchanges and research, develop, and refine new cryptocurrency trading strategies. The role will straddle analyzing new trading opportunities, statistical approaches to profit calculation, trade execution, and support in reporting and KPI management.The ideal candidate would bring a deep understanding of cryptocurrency markets, technical and fundamental analysis, have multiple years’ experience trading at an institutional desk, and arrive with one or more tested strategies for rapid deployment. However, to the extent that strategies remain in the late development or testing stages, such candidates with sufficient market experience should certainly apply as well.Salary negotiable with additional perks. You will run a 5 to 7 digits USD trading account and with increasing responsibilty and negotiatable profitshare you will enjoy a comfortable income. The position is designed to be predominantly remote, with flexibility for in-person collaboration when needed.
Requirements
Extremely strong quantitative and analytical backgroundRelevant experience in statistical modeling3+ years’ industry experience developing and evaluating trading strategies in liquid marketsProficiency in major asset fundamentals and of major blockchain projects and conceptsExperience investing or trading in cryptocurrency marketsDeep understanding of derivative instrumentsUnderstanding of market-making spot and futures on centralized order booksThe following skills would be very helpful, and would help a candidate grow the role going forward:Knowledge of Bitget exchangeKnowledge Google SheetsAdvanced skills in Excel, Google Sheets, SPSS, and statistical tools.Fluency in German, French or Spanish, beyond English as a core necessity.Flexible availability in CET and EST time zones.
5,000-20,833
Monthly
See details

Global Business Development Manager (KOL Partnerships) - LATAM, CIS, EMEA, MENA

Argentina +7
Argentina +7
Full time
Remote
BingX is a leading global crypto exchange founded in 2018, serving over 20 million users with spot, futures, copy trading, and asset management services. We’re looking for a Business Development Manager to grow and manage KOLs, agents, and project partnerships, driving user acquisition and trading volume across global markets. Requirement: experience in crypto, influencer partnerships, and market development, with strong communication skills in English (Chinese or additional local languages are a plus). Note: Please include key achievements/past performance data in your resume (e.g., trading volume, regions managed, languages spoken, KOLs region). Apply here or check my profile for more information.
Payment in Crypto