Jānis Voldemārs Anerauds
@jnisvoldemrsanerauds
Back-end developer focused on scalable systems, performance optimization, and measurable business impact.
What I'm looking for
I am a results-driven back-end developer and IT professional with experience building scalable web platforms, optimizing database and API performance, and implementing DevOps solutions that reduce operational inefficiencies. I have led full-stack projects, managed server and network infrastructure with high availability, and driven measurable UX and performance improvements across multiple companies and startups.
My achievements include significant query and response-time reductions, improved component speeds and user flows in React, and stabilizing server environments with strong uptime metrics. I prioritize secure engineering practices, efficient automation, and delivering production-ready features that support business growth and operational resilience.
Experience
Work history, roles, and key accomplishments
Senior Full Stack Engineer
Giraffe360
Jun 2024 - Present (1 year 4 months)
Optimized Django and database interactions to reduce query count 30% and improve performance 25%, enhanced backend processing and APIs to cut response times 15–18%, and accelerated React components by 35%.
Information Technology Administrator
EMTEKO
Apr 2022 - Present (3 years 6 months)
Administered office IT and networks, created internal tools that improved operational efficiency ~5%, reduced support response time to under 4 hours, and maintained 99.5% network uptime.
Founder
Gauja IT
Jul 2019 - Present (6 years 3 months)
Launched and operated a web services business, delivering dynamic websites and DevOps solutions that increased client engagement ~15%, improved UX metrics 12%, and achieved 99.8% server availability.
Mid-Level Full-Stack Developer
Nordigen
Jun 2021 - Oct 2023 (2 years 4 months)
Led Django tool development and feature releases, maintained websites with <0.5% downtime, and implemented pixel-perfect UI components for 5+ pages to improve product quality.
Full Stack Engineer
Evolution
Oct 2022 - Aug 2023 (10 months)
Built monitoring and database systems that cut incident awareness time ~30% and improved data retrieval ~15%, modernized legacy scripts raising system performance 25% while enforcing secure engineering practices.
Web Developer / CTO
WellMatched
Aug 2022 - Feb 2023 (6 months)
Directed technology strategy and delivered a full-stack platform matching users to psychiatrists with secure communications and privacy-compliant user testing, leading development through an incubator program.
Junior Python Developer
Nordigen
Mar 2021 - May 2021 (2 months)
Implemented PSD2 API integrations across four major banks, ensuring compliance with PSD2 and improving cross-platform data exchange efficiency by ~12%.
Education
Degrees, certifications, and relevant coursework
Xi'an Jiaotong-Liverpool University
Bachelor of Engineering, Engineering
2021 - 2024
Completed a Bachelor of Engineering program at Xi'an Jiaotong-Liverpool University with coursework focused on engineering fundamentals and practical applications.
Tech stack
Software and tools used professionally
Availability
Location
Authorized to work in
Job categories
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