Erik Balogh - Senior Rust Engineer

Q: Where is Erik based?

Erik is based in Miskolc, Hungary .

Q: What languages does Erik speak?

Erik speaks the following languages: Hungarian (Native), English (Intermediate) .

Q: How many years of experience does Erik have?

Erik has at least 9 years of experience. During this time, Erik has worked in at least 6 different roles and for 5 different companies . The average length of individual experience is 2 years and 6 months . Note that Erik may not have shared all experience and actually has more experience.

Q: What is Erik's latest experience?

Erik's most recent position is Senior Rust Engineer at Interstate .

Q: What companies has Erik worked for in recent years?

In recent years, Erik has worked for Interstate , Freelancing , and Bain & Company .

Q: Which industries is Erik most experienced in?

Erik is most experienced in industries like Information Technology (IT) , Professional Services , and Banking and Finance . Erik also has some experience in Healthcare .

Q: Which business areas is Erik most experienced in?

Erik is most experienced in business areas like Information Technology (IT) , Product Development , and Quality Assurance (QA) . Erik also has some experience in Research and Development (R&D) .

Q: Which industries has Erik worked in recently?

Erik has recently worked in industries like Professional Services , Banking and Finance , and Information Technology (IT) .

Q: Which business areas has Erik worked in recently?

Erik has recently worked in business areas like Information Technology (IT) , Product Development , and Quality Assurance (QA) .

Recommended expert

Miskolc, Hungary

Experience

Aug 2024 - Present

1 year 7 months

Senior Rust Engineer

Interstate

Created the preconfirmation system which implements the idea suggested on Justin Drake's post.
Implemented the preconfirmation registry contract which allows credibly neutral collateral for preconfers.
Generated the docker compose script to spin up the preconfirmation system in one command; improved the end-user compatibility.
Investigated methods to sync external EL/CL nodes with a private Ethereum testnet to establish a distributed private testnet system.
Handled conversations with external research firms to keep track of the status of preconfirmation research.

Apr 2023 - Jul 2024

1 year 4 months

Hungary

Full Stack Developer

Freelancing

Collaborated with the FP Complete team to create a perpetual future trading platform named Levana Finance which hit a $1.3M market cap.
Generated internal Rust crates providing customized cosmos features.
Created an Axum-based backend querier endpoint which caches web3 requests; improved performance by 15%.
Refined responsive UI designs using Bootstrap and Tailwind CSS, resulting in user experience improvements across multiple devices.
Advanced the chart library by exporting UI elements using D3.js, resulting in a 30% improvement in customer tracking performance.
Engineered RESTful APIs with Axum and integrated three third-party APIs; optimized application speed by 20% and streamlined data exchange with 50+ partners.
Managed the deployment process using Jenkins and Docker, reducing deployment time by 10% and ensuring consistent delivery of high-quality software.

Apr 2020 - Mar 2023

3 years

United States

Senior Software Engineer

Bain & Company

Maintained the Axum-based backend platform which handles 1–10K requests per second.
Converted the codebase for expensive calculations from JS/TS to WASM; improved performance by 15–30%.
Contributed to the development of a web application using Next.js, resulting in a 25% performance improvement and a 15% increase in SEO.
Revamped legacy code to support GraphQL architecture with Nest.js; increased system uptime by 10.3% and reduced server latency by 15%.
Integrated Redux and React Query for state management, resulting in a 15% decrease in application crashes and improved data consistency.
Participated in cross-functional teams to conduct code reviews for React Native and implement automated testing, leading to a 10% reduction in bugs and improved code quality.
Introduced the Nest.js framework based on Node.js for a greenfield project and achieved zero bugs in production.

Jan 2019 - Mar 2020

1 year 3 months

Hungary

React/React Native Developer

SignAll

Developed and maintained React and React Native applications for a sign language translation platform, resulting in a 25% increase in user adoption.
Collaborated with designers and developers to merge new features, resulting in a 20% increase in user engagement and positive feedback.
Utilized GraphQL for efficient data fetching and mutation, enabling real-time updates and improving data synchronization by 35%.
Engaged in thorough code reviews and implemented automated testing, resulting in a 40% reduction in bugs and enhanced overall application stability.

Jun 2017 - Dec 2018

1 year 7 months

Hungary

Front End Developer

HandInScan

Formulated front-end interfaces and interactive features for a medical technology company, resulting in a 15% increase in user satisfaction.
Strengthened interfaces by using HTML, CSS, and JavaScript, resulting in a 20% improvement in overall user experience.
Worked closely with UX designers to translate wireframes into responsive and accessible web applications, leading to a 7% reduction in usability issues.
Investigated cross-browser compatibility and implemented responsive design principles, resulting in a 20% improvement in cross-device functionality.

Mar 2017 - Jun 2017

4 months

Hungary

Web Development Intern

HandInScan

Assisted in the development and maintenance of web applications, gaining practical experience in front-end development.
Collaborated with senior developers to redesign UI components/pages and integrate interactive features into web pages.
Conducted bug fixes and performed code optimizations, resulting in a 15% improvement in application performance.
Organized HTML, CSS, and JavaScript code, gaining hands-on experience in web development best practices.

Industries Experience

See where this freelancer has spent most of their professional time. Longer bars indicate deeper hands-on experience, while shorter ones reflect targeted or project-based work.

Experienced in Information Technology (4 years), Banking and Finance (3 years), Professional Services (3 years), and Healthcare (2 years).

Information Technology

Banking and Finance

Professional Services

Healthcare

Business Areas Experience

The graph below provides a cumulative view of the freelancer's experience across multiple business areas, calculated from completed and active engagements. It highlights the areas where the freelancer has most frequently contributed to planning, execution, and delivery of business outcomes.

Experienced in Information Technology (9 years), Product Development (7 years), Quality Assurance (4 years), and Research and Development (1.5 years).

Information Technology

Product Development

Quality Assurance

Research and Development

Skills

Blockchain Technologies: Rust, Cosm-wasm, Cosmos-rs, Solidity, Geth, Reth, Kurtosis
Front-end Frameworks & Libraries: Next.js, React.js, React Native, Expo, React Query, Redux, Mobx, React-query, Bootstrap, Tailwind Css
Back-end Frameworks & Libraries: Rust, Axum, Rocket, Express.js, Nest.js, Node.js, Strapi, Contentful, Supabase, Prisma, Postgresql, Mongo Db
Api Integration: Graphql, Rest Api
Ci/cd: Jenkins, Azure Devops, Aws, Gcp, Docker, Kubernetes
Source Control: Git, Github, Bitbucket, Gitlab
Soft Skills: Algorithm Design, Analytics, Interpersonal Communication, Debugging, Teamwork, Self Learning, Management

Languages

Hungarian

Native

English

Intermediate

Education

Sep 2013 - Jun 2017

University of Miskolc

Bachelor of Computer Science · Computer Science · Miskolc, Hungary

Certifications & licenses

ACM-ICPC

International Collegiate Programming Contest

Professional Certificate in Coding - Full Stack Development with MERN

MIT xPro

Profile

Created

November 2025

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Frequently asked questions

Do you have questions? Here you can find further information.

Where is Erik based?

Erik is based in Miskolc, Hungary.

What languages does Erik speak?

Erik speaks the following languages: Hungarian (Native), English (Intermediate).

How many years of experience does Erik have?

Erik has at least 9 years of experience. During this time, Erik has worked in at least 6 different roles and for 5 different companies. The average length of individual experience is 2 years and 6 months. Note that Erik may not have shared all experience and actually has more experience.

What roles would Erik be best suited for?

Based on recent experience, Erik would be well-suited for roles such as: Senior Rust Engineer, Full Stack Developer, Senior Software Engineer.

What is Erik's latest experience?

Erik's most recent position is Senior Rust Engineer at Interstate.

What companies has Erik worked for in recent years?

In recent years, Erik has worked for Interstate, Freelancing, and Bain & Company.

Which industries is Erik most experienced in?

Erik is most experienced in industries like Information Technology (IT), Professional Services, and Banking and Finance. Erik also has some experience in Healthcare.

Which business areas is Erik most experienced in?

Erik is most experienced in business areas like Information Technology (IT), Product Development, and Quality Assurance (QA). Erik also has some experience in Research and Development (R&D).

Which industries has Erik worked in recently?

Erik has recently worked in industries like Professional Services, Banking and Finance, and Information Technology (IT).

Which business areas has Erik worked in recently?

Erik has recently worked in business areas like Information Technology (IT), Product Development, and Quality Assurance (QA).

What is Erik's education?

Erik holds a Bachelor in Computer Science from University of Miskolc.

Does Erik have any certificates?

Erik has 2 certificates. These include: ACM-ICPC and Professional Certificate in Coding - Full Stack Development with MERN.

What is the availability of Erik?

Erik is immediately available full-time for suitable projects.

What is the rate of Erik?

Erik's rate depends on the specific project requirements. Please use the Meet button on the profile to schedule a meeting and discuss the details.