Ferdynand
Odhiambo

Backend Engineer - Go · Python · PostgreSQL

Backend engineer specializing in APIs, payment systems, and data pipelines. Proven track record delivering reliable, secure solutions for fintech and high-integrity domains.

Backend engineer with strong experience in Go, Python, and distributed systems. Built and shipped payment, data, and automation services for fintech and startups. Skilled in designing resilient systems, troubleshooting failures, and delivering reliable solutions.

Languages

GoPythonSQLBash

Backend

PostgreSQLRedisKafkaDjangoFastAPIgRPC

Infrastructure

DockerKubernetesGitHub Actions
Oct 2025 - Present
LD Talent
Remote

Freelance Backend Engineer

Maintaining and extending Python microservices for an internal talent and job management platform. Work covers service reliability, test coverage, and API design.

PythonMicroservicesTesting
Jun 2025 - Oct 2025
Payd HQ
Nairobi, Kenya

Backend Software Engineer

Contributed to Go-based financial microservices at a Kenyan fintech company. Worked on payment event processing, service-to-service communication, and PostgreSQL-backed transaction workflows. Debugged production issues by tracing data flow across distributed services under the guidance of senior engineers.

GoPostgreSQLSystem DesignData Modelling
Apr 2024 - Feb 2026
Zone01 Kisumu
Kisumu, Kenya

Software Developer

Built backend systems for a talent management platform - REST APIs, candidate management, and evaluation workflows. Reduced PostgreSQL query latency by 20% on a high-row-count table by identifying sequential scans with EXPLAIN ANALYZE and adding targeted indexes.

PythonGoPostgreSQLDockerDjango REST

Note for recruiters: These are backend-focused projects, mainly validated through CLI testing and exposed via APIs.

AI Talent Match

Completed

An automated assignment system using async workers and an AI scoring model to match talent to tasks.

PythonCeleryRedisOpenAIPostgreSQL
View code

Monolith

In progress

A local-first documentation indexer with connectors for Google Drive, Google Docs, and Notion, optimized for fast local search.

GoSQLiteGoogle APIsNotion APIFull-text Search
View code

Tweet Audit

In progress

A resilient pipeline that processes large tweet archives, scores them with Gemini, and exports flagged items for review.

GoGemini APIConcurrencyRate LimitingFile I/O
Live project link coming up soon

Payment Gateway

In progress

A fault-tolerant payment gateway simulation focused on idempotency, state transitions, and recovery after failures.

GoPostgreSQLIdempotencyDistributed Transactions
Live project link coming up soon

Open to backend engineering roles.

Full-time, contract, or freelance. If you are building something that needs solid API design, payment infrastructure, or database work, feel free to reach out directly.