Blockchain technology is rapidly transforming many industries. A blockchain is a distributed, decentralized, public ledger that records transactions. It is very difficult to tamper with or hack this ledger due to its distributed nature and cryptographic design.
As blockchain continues to gain mainstream adoption, an increasing number of companies are exploring how they can incorporate this groundbreaking technology into their businesses. From supply chain to healthcare, blockchain has the potential to reduce costs, increase transparency, and improve efficiency across diverse sectors.
According to one estimate, the blockchain market is expected to reach over $39 billion by 2025. With this tremendous growth, comes an increasing demand for blockchain developers. As companies look to develop blockchain-based applications, they need to build specialized development teams.
Benefits of Blockchain
Blockchain technology offers several key benefits that make it appealing for many different applications:
Immutability
The data stored on a blockchain is highly secure and cannot be altered or deleted. Once data is written to the blockchain, it becomes very difficult to edit or remove it. This immutability provides confidence in the accuracy of the data and helps prevent fraud.
Transparency
Blockchain networks are decentralized, meaning no single person or entity controls the data. All participants in the network can view and verify the transactions. This transparency builds trust and accountability into the system.
Automation
Blockchain automates processes through smart contracts. These self-executing lines of code run automatically when certain conditions are met. This automation streamlines operations and reduces human error and intervention.
Enhanced Security
Blockchain uses advanced cryptographic techniques to keep data secure. The data is distributed across many nodes in a peer-to-peer network, making it nearly impossible to hack or compromise. Adding security layers like private keys and hashing algorithms further protect the data.
Types of Blockchain Developers
Blockchain technology requires various types of developers to build robust, secure, and innovative applications. Here are the main types of blockchain developers:
Core Protocol Developers
Core protocol developers focus on maintaining and improving the underlying blockchain networks like Bitcoin and Ethereum. They have expertise in cryptography, data structures, networking, algorithms, game theory, and distributed systems. Responsibilities include upgrading consensus mechanisms, managing forking, and ensuring overall network performance and security. These developers need a deep understanding of foundational blockchain protocols.
Blockchain Application Developers
Blockchain application developers build decentralized applications (dApps) on top of blockchain networks using platforms like Ethereum and Hyperledger. They are proficient in programming languages like Solidity and JavaScript and have experience with web application development frameworks. Duties involve designing application architecture, writing smart contract code, developing client-side applications, integrating APIs, and ensuring a seamless user experience.
Smart Contract Developers
Smart contract developers specialize in writing self-executing code for dApps using languages like Solidity and Vyper. They focus on implementing business logic and program states with functions to enable trusted transactions and process execution without third-party intervention. Responsibilities include defining contract standards, developing reusable libraries, optimizing gas costs, and conducting rigorous testing and audits. Strong skills in programming, cryptography, and blockchain architecture are essential.
Hiring a New Blockchain Development Company
The blockchain industry is still emerging and developing rapidly, so there can be real advantages to working with a newer, startup blockchain development firm. Some potential benefits include:
- Access to the latest blockchain technologies and skills. New companies are more likely to be building skills and experience in cutting-edge blockchain platforms like Polkadot, Cosmos, and Cardano. Established firms may rely more on legacy skills like Bitcoin and Ethereum development.
- Enthusiasm and hunger. A startup team is often extremely motivated to prove themselves and deliver great work. They will be eager to take on new challenges and build their portfolio.
- Cost savings. Salaries at blockchain startups may be more affordable than larger consultancies and agencies. Their lower overheads can translate to reduced rates for clients.
- Agility and flexibility. An early-stage team is able to adapt fast, change directions, and incorporate feedback quickly. Larger organizations can be slower moving.
- Experience aligned with client needs. Rather than taking an established approach, a new firm can shape their processes around a client’s specific requirements.
There are risks too – an unproven team may struggle meeting deadlines or lack seasoned guidance. Careful vetting is required. But if they have strong fundamentals, a talented startup team can deliver excellent results. Their enthusiasm and fast-paced learning can energize a project.
Hiring an Established Blockchain Company
One of the options when looking to hire blockchain developers is going with an established company that has experience building blockchain projects. Here are some potential benefits of hiring an established blockchain development firm:
Proven Track Record
An established company will have a portfolio of previous blockchain projects they have delivered. This gives you confidence that they can successfully build your blockchain application based on their history. Their track record shows not only technical competence, but that they have experience taking blockchain projects from concept to launch.
Experience with Blockchain Technology
Because blockchain technology is relatively new and complex, there can be a steep learning curve. An established firm will have worked through these challenges already and know how to avoid common pitfalls. Their experience building on different blockchain platforms and frameworks is valuable when deciding the best tech stack for your project.
Understanding of Regulations and Compliance
Depending on the type of blockchain project, there may be important regulations around cybersecurity, data privacy, and financial compliance. An experienced company will be familiar with these regulations and build the application properly to meet legal requirements.
Resources and Talent
A mature blockchain development firm will have more resources available including a large talent pool of qualified blockchain developers. This provides redundancy in case team members leave the project. Their staff likely has diverse and complementary blockchain skillsets as well.
Enterprise-Scale Delivery
For large enterprise blockchain projects, you want a company capable of delivering at scale. Established blockchain firms have likely built complex solutions for major companies. They know how to manage blockchain projects with larger scopes and user bases.
Going with an established company provides a number of advantages for your blockchain project if you choose the right partner. Do your diligence to pick an experienced team with relevant expertise in the type of blockchain application you want to build. This can increase the chances of a successful project.
Key Considerations When Hiring Blockchain Developers
When evaluating blockchain developers to hire, there are several key factors to consider:
- Team Expertise – Look at the background and skills of the developers. Do they have experience with the specific type of blockchain technology you want to use? Are they knowledgeable about blockchain architecture, smart contracts, consensus algorithms, cryptography, and network security?
- Development Portfolio – Review examples of blockchain projects the team has built previously. Case studies and GitHub repositories can demonstrate their capabilities. Assess the quality and complexity of past work.
- Pricing – Development costs can vary greatly between freelancers, agencies, and software firms. Evaluate the price in relation to the team’s expertise and breadth of services. Be wary of prices that seem too low.
- Development Approach – What methodology does the team use? Do they follow agile practices with iterative sprints and continuous delivery? This can ensure transparency and flexibility.
- Security – Blockchain technology relies heavily on cryptography and information security. Look for teams with secure development practices like threat modeling, code audits, and formal verification.
- Support & Maintenance – Will the developers only build the initial platform, or provide ongoing support and maintenance? Factor in long-term costs.
- Communication – Hiring developers that communicate clearly and provide timely updates is crucial, especially for remote teams. Assess their communication style early.
- Legal Compliance – If the blockchain platform involves finances, verify the team can handle legal requirements like KYC/AML, data protection, and licensing.
Doing thorough due diligence across these key areas will help identify the most qualified blockchain developers for your project. The ideal partner should have deep expertise, an impressive portfolio, and a proven track record.
Interviewing and Evaluating Developers
When interviewing potential blockchain developers, there are some key questions to ask and skills to evaluate:
- What blockchain platforms have you developed on before? Look for experience with Ethereum, Hyperledger Fabric, Corda, etc. based on your specific needs.
- Walk me through developing a simple blockchain application. Assess their understanding of basic blockchain architecture and components.
- How have you ensured security in previous blockchain projects? They should discuss cryptographic standards, private/public keys, wallets, etc.
- Tell me about a challenging blockchain project you’ve worked on. Look for sophisticated problem solving skills.
- How do you stay up to date on blockchain technologies? The space evolves quickly so developers should actively learn.
- Beyond coding skills, evaluate communication abilities, collaboration skills, and critical thinking.
- Ask about their experience with smart contract programming languages like Solidity and Golang.
- Assess their experience with blockchain specific architecture patterns like decentralized apps.
- Have them walk you through their blockchain development process from design to deployment.
- Explore both their technical skills and strategic understanding of blockchain’s business applications.
The right developers will demonstrate deep blockchain expertise along with robust development skills and experience. Vet candidates thoroughly when building your team.
Comparing Company Options
When deciding between hiring an established company versus a new startup for blockchain development, it’s important to compare them across several criteria:
- Skills and experience: Established companies often have more blockchain projects under their belt and a deeper bench of seasoned developers. Startups may have very strong technical talent but less hands-on blockchain experience. Review portfolios and backgrounds.
- Development processes: Established firms are likely to have more structured processes for security, testing, documentation etc. Startups may be more agile but also less disciplined. Understand their workflows.
- Pricing and budgets: Startups can often provide competitive pricing, while established players command higher rates. But weigh cost against experience. Low bids may conceal inexperience.
- Ongoing support: Established companies are set up for long-term support and maintenance. Startups have high churn and failure rates. Consider their sustainability.
- Reputation and reviews: Look at client reviews and testimonials. Established firms should have more references to contact. Startups won’t have much history to evaluate.
- Company stability: Mature companies will be lower risk. Startups may run out of runway or pivot away from blockchain. Understand their financials.
- Location and communication: Remote-only startups can be hard to build rapport with. Local established companies may be easier to collaborate face-to-face.
Weigh all these factors carefully based on your specific project and goals. For simpler needs, a startup may suffice. For mission-critical initiatives, an established firm may be ideal.
Making the Hiring Decision
When it comes time to make a final hiring decision between a new blockchain development company or an established one, the most important factor is ensuring the choice aligns with your specific goals and needs. Consider the following:
- Expertise: Review the skills, experience, and track record of each company in regards to your particular blockchain project requirements. An established firm may have more overall experience, but a newer company may have more specialized expertise in your specific blockchain platform or use case.
- Development Approach: Carefully evaluate how each company intends to approach building your blockchain solution. Look for a collaborative, user-focused approach tailored to your goals.
- Cultural Fit: Make sure the development team’s values and work styles mesh well with your organization’s culture and preferences. Strong communication and transparency will be key.
- Cost: While important, development costs should come secondary to expertise, capabilities and fit. Focus first on choosing the right partner, then negotiate reasonable rates.
- Timeline: Understand estimated timeframes and availability for your project. Factor in other clients and commitments each company may have in progress.
By thoroughly evaluating these key areas, you can determine which blockchain developer is the best match for bringing your particular project and vision to life. Focus on finding the ideal balance of proven capabilities, specialized expertise, reasonable costs, and shared values.
Conclusion
Summary and final recommendations
Hiring blockchain developers is an important decision that requires careful evaluation of both new and established companies. When it comes to new companies, the benefits are lower costs, personal attention, and custom solutions. However, the risks are higher with unproven teams and technologies. Established companies offer stability, experience, and credentials but can have higher costs and less flexibility.
To make the best choice, focus your search on companies and developers that align with your project goals, timeline, and budget. Thoroughly vet candidates by checking portfolios, client reviews, and development examples. Interview multiple teams to assess their capabilities and cultural fit. Prioritize clear communication and look for developers who listen to your needs.
The best approach is to outline your requirements, do in-depth research, ask probing questions, and request work samples before making a final hiring decision. With diligent effort put into the hiring process, you can find the right blockchain partner to bring your project vision to life. Though the decision carries risks, choosing the team that best fits your needs will lead to a successful development experience.
