Senior Full stack Software Engineer (Python)

I am looking for a skilled and experienced Android developer to assist with a redesign of our existing app, aligning with our new design specifications.
Given the similarities to the old version, this project should be straightforward for someone with strong expertise in Android development.
[Project Details]
Task: Redesign Android app to match provided design specifications.
Timeline: 1-2 days for completion (expert level), but 3~4 days is ok.
Budget: $200 USD.
Potential for More Work: Successful completion would lead to further projects.
Please join and then let me give the detail.
https://join.slack.com/t/ndivideo/shared_invite/zt-2tpas1fwk-rFRrL3yBA~MqeNUYLcv5cA

Wallet on Telegram is your gateway to the world of digital currencies, specially tailored for individuals in emerging markets. We understand the complexities and intimidation often associated with existing crypto solutions, which is why we've designed the Wallet to be the ultimate user-friendly platform for managing finances. No need to open a traditional bank account or wrestle with convoluted crypto exchanges and wallets.
Leveraging the power of advanced blockchain technology, Wallet delivers a seamless onboarding experience into the crypto ecosystem. It enables users to effortlessly store, send, and receive digital currencies, all via the familiar interface of Telegram. Managing your finances becomes as simple as sending a message.
At Wallet, we're committed to using technology to disrupt traditional banking systems, providing our customers with more flexible and inclusive financial services. Whether you're a crypto novice or seeking to simplify your digital finance experience, Wallet is crafted with your needs in mind.
Now, we are seeking a Senior Data Analyst
Responsibilities:
You are going to work with large and complex data sets to solve challenging problems using analytical and statistical approaches.
Identify and measure the success of our products through goal setting, forecasting, and monitoring key metrics to understand trends.
Develop and maintain frameworks for multiple analytical products, e.g., A/B testing, marketing attribution, propensity and risk scores, etc.
Use ML techniques to help business growing.
Use data visualization tools to create clear, actionable insights for stakeholders.
Engage in data modeling to effectively map out data structures that support business goals.
Partner with Product, Engineering, and cross-functional teams to inform, influence, support, and execute product strategy.
Requirements:
Proven experience of more than 3 years as a Data Analyst, preferably in the fintech or crypto industry.
Proficiency in SQL.
Knowledge of Python (data processing and analysis).
Knowledge of statistical analysis methods and excellent analytical skills.
Experience with Python for ML will be a plus.
English knowledge (at least level B1) is required.
Communication skills (work with cross-functional teams)
Why it is a fantastic opportunity:
Our business is growing at an exponential scale.
Work in a well-funded startup environment with unique growth opportunities and a chance to join a rapidly growing company with a unique product.
Be based remotely.
Participation in the performance review and bonus programme.
Compensation for medical expenses.
Provision of necessary equipment.
Annual vacation of 20 working days plus 10 paid days off.
14 days of paid sick leave to support your health and recovery when needed.
Access to internal English courses for continuous learning and improvement in language skills.
Wallet is an equal opportunity employer.

We are looking for a Blockchain Engineer to join our team. In this role, you will work directly with blockchains. Your main responsibility will be to design and implement blockchain solutions that ensure secure, efficient, and scalable transactions for our users.
Key Responsibilities:
Research, design, and develop new blockchain technologies using Python.
Implement new features for existing blockchains.
Write well-tested code with high test coverage.
Optimize system performance to handle large volumes of data and users.
Collaborate with cross-functional teams to deliver top-notch blockchain solutions.
Requirements:
3 years of experience working in crypto/blockchain development using Python or other programming languages.
Strong software development background with knowledge of algorithms and data structures.
Proficiency in writing efficient and secure code.
Deep knowledge in at least one of the following blockchain ecosystems: TON, Ethereum, or Solana.
B2+ Level English.
Nice to Have:
Proficient in developing smart contracts being a plus
Solid understanding of cryptography and security principles in blockchain being a plus
Wallet is an equal opportunity employer.

My union-center project needs some modifications.
https://github.com/codelover1226/Union-building
The previous developer isn't responding me NOW.
So, I am here.
1. I want to update the header and footer.
2. Upload (provide) some content.
3. Unified API to automatically update the content.
That's it!
There may be additional requirements after completion.
Please give me a quote for each step.

About Teamix
Teamix is a platform connecting top-tier talent in blockchain and AI with innovative startups and companies building decentralized products. We’re looking for a Senior Blockchain Developer to join our network of experts, where you’ll contribute to the development of blockchain systems that bridge the gap between real-world assets and decentralized finance (DeFi). This is an exciting opportunity to work with mission-driven startups, bringing advanced blockchain solutions to scale.
Only apply here: https://www.myteamix.com/#/talent-ai-platform
Your Responsibilities
As a Senior Blockchain Developer, you will:
Design, develop, and implement secure blockchain systems to support innovative decentralized solutions.
Contribute to the development of private and public blockchain networks, including smart contracts, tokenization, and ledger management.
Collaborate with engineering teams across multiple projects to iterate and improve blockchain functionality.
Build and maintain backend services that scale efficiently to support decentralized applications (DApps) and blockchain-based platforms.
Participate in code reviews, ensuring the highest standards of blockchain security, accuracy, and performance.
Stay up to date with blockchain trends and technologies to enhance the architecture and features of projects.
Work closely with startups to ensure blockchain implementations meet business objectives and deliver verifiable trust in decentralized systems.
 
Key Requirements
3+ years of dedicated blockchain development experience, including expertise with Ethereum, Solana, and smart contract frameworks.
5+ years of experience building scalable backend services in languages such as Golang, Rust, Java, TypeScript, or Python.
Proven track record of delivering secure, high-performance blockchain solutions.
Strong understanding of blockchain consensus mechanisms, tokenization, and decentralized architecture.
 
Preferred Qualifications
Experience with private blockchain networks like Hyperledger, CordaR3, or DAML.
Knowledge of interoperability solutions between different blockchain networks.
Familiarity with zero-knowledge proofs and their applications.
Experience building decentralized applications (DApps).
Previous experience with Blockchain-as-a-Service platforms.
Why Join Teamix?
Teamix offers flexibility and the opportunity to work on impactful projects within a global network of Web3 and AI experts. You’ll collaborate with startups that are building cutting-edge blockchain solutions and help shape the future of decentralized finance, smart contracts, and more.
Apply here: https://www.myteamix.com/#/talent-ai-platform